Fossil

Check-in [fc995eb9]
Login

Many hyperlinks are disabled.
Use anonymous login to enable hyperlinks.

Overview
Comment:Merge updates from trunk.
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | openssl-1.1
Files: files | file ages | folders
SHA1:fc995eb9d0bc8fd6dc1ddc06205c1215dc296471
User & Date: mistachkin 2016-09-08 20:17:45
Context
2016-09-23
02:03
Merge updates from trunk. check-in: ff2c20e7 user: mistachkin tags: openssl-1.1
2016-09-08
20:17
Merge updates from trunk. check-in: fc995eb9 user: mistachkin tags: openssl-1.1
20:10
Simplify SSLLIBDIR change from the previous check-in. check-in: bd25cd18 user: mistachkin tags: openssl-1.1
16:42
Fix typos in the "zip" command help text. check-in: 76242c28 user: drh tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to src/bundle.c.

759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
**      any check-ins that are descendants of check-ins already in the bundle,
**      and any tags that apply to artifacts in the bundle.
**
**   fossil bundle import BUNDLE ?--publish?
**
**      Import all content from BUNDLE into the repository.  By default, the
**      imported files are private and will not sync.  Use the --publish
**      option makes the import public.
**
**   fossil bundle ls BUNDLE
**
**      List the contents of BUNDLE on standard output
**
**   fossil bundle purge BUNDLE
**







|







759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
**      any check-ins that are descendants of check-ins already in the bundle,
**      and any tags that apply to artifacts in the bundle.
**
**   fossil bundle import BUNDLE ?--publish?
**
**      Import all content from BUNDLE into the repository.  By default, the
**      imported files are private and will not sync.  Use the --publish
**      option to make the import public.
**
**   fossil bundle ls BUNDLE
**
**      List the contents of BUNDLE on standard output
**
**   fossil bundle purge BUNDLE
**

Changes to src/shell.c.

520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
....
4901
4902
4903
4904
4905
4906
4907
4908
4909
4910
4911
4912
4913
4914
4915
      zLine[n] = 0;
      break;
    }
  }
#if defined(_WIN32) || defined(WIN32)
  /* For interactive input on Windows systems, translate the
  ** multi-byte characterset characters into UTF-8. */
  if( stdin_is_interactive ){
    char *zTrans = sqlite3_win32_mbcs_to_utf8_v2(zLine, 0);
    if( zTrans ){
      int nTrans = strlen30(zTrans)+1;
      if( nTrans>nLine ){
        zLine = realloc(zLine, nTrans);
        if( zLine==0 ){
          sqlite3_free(zTrans);
................................................................................
  int startline = 0;        /* Line number for start of current input */

  while( errCnt==0 || !bail_on_error || (in==0 && stdin_is_interactive) ){
    fflush(p->out);
    zLine = one_input_line(in, zLine, nSql>0);
    if( zLine==0 ){
      /* End of input */
      if( stdin_is_interactive ) printf("\n");
      break;
    }
    if( seenInterrupt ){
      if( in!=0 ) break;
      seenInterrupt = 0;
    }
    lineno++;







|







 







|







520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
....
4901
4902
4903
4904
4905
4906
4907
4908
4909
4910
4911
4912
4913
4914
4915
      zLine[n] = 0;
      break;
    }
  }
#if defined(_WIN32) || defined(WIN32)
  /* For interactive input on Windows systems, translate the
  ** multi-byte characterset characters into UTF-8. */
  if( stdin_is_interactive && in==stdin ){
    char *zTrans = sqlite3_win32_mbcs_to_utf8_v2(zLine, 0);
    if( zTrans ){
      int nTrans = strlen30(zTrans)+1;
      if( nTrans>nLine ){
        zLine = realloc(zLine, nTrans);
        if( zLine==0 ){
          sqlite3_free(zTrans);
................................................................................
  int startline = 0;        /* Line number for start of current input */

  while( errCnt==0 || !bail_on_error || (in==0 && stdin_is_interactive) ){
    fflush(p->out);
    zLine = one_input_line(in, zLine, nSql>0);
    if( zLine==0 ){
      /* End of input */
      if( in==0 && stdin_is_interactive ) printf("\n");
      break;
    }
    if( seenInterrupt ){
      if( in!=0 ) break;
      seenInterrupt = 0;
    }
    lineno++;

Changes to src/sqlite3.c.

378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
....
9475
9476
9477
9478
9479
9480
9481
9482
9483
9484
9485
9486
9487
9488
9489
9490
9491
9492
9493
9494
....
9517
9518
9519
9520
9521
9522
9523


9524
9525
9526
9527
9528
9529
9530
....
9592
9593
9594
9595
9596
9597
9598


9599
9600
9601
9602
9603
9604
9605
....
9620
9621
9622
9623
9624
9625
9626
9627
9628
9629
9630
9631
9632
9633
9634
.....
11423
11424
11425
11426
11427
11428
11429


11430
11431
11432
11433
11434
11435
11436
11437
11438
11439
11440
.....
12567
12568
12569
12570
12571
12572
12573
12574
12575
12576
12577
12578
12579
12580
12581
12582
12583
12584
12585
12586
12587
12588
12589
12590
12591
12592

12593
12594
12595
12596
12597
12598
12599
12600
12601
12602
12603
12604
12605
12606
12607
12608
12609
12610
12611
12612
12613
12614
12615
12616
12617
12618
12619
12620
12621
12622
12623
12624
12625
12626
12627
12628
12629
12630
12631
12632
12633
12634
12635

12636
12637
12638
12639
12640
12641
12642
12643
12644
12645
12646
12647
12648
12649
12650
12651
12652
12653
12654
12655
12656
12657
12658
12659
12660
12661
12662
12663
12664
12665
12666
12667
12668
12669
12670
12671
12672

12673
12674
12675
12676
12677
12678
12679
12680
12681
12682
12683
12684
12685
12686
12687
12688
12689
12690
12691
12692
12693
12694
12695
12696
12697
12698
12699
12700
12701
12702
12703
12704
12705
12706
.....
12712
12713
12714
12715
12716
12717
12718
12719
12720
12721
12722
12723
12724
12725
12726
12727
12728
12729
12730
12731
12732
12733
12734
12735
12736
12737
12738
12739
12740
12741
12742
12743
12744
12745
12746
12747
.....
14338
14339
14340
14341
14342
14343
14344

14345
14346
14347
14348
14349
14350
14351
.....
14902
14903
14904
14905
14906
14907
14908
14909

14910
14911

14912
14913
14914
14915
14916
14917
14918
.....
15385
15386
15387
15388
15389
15390
15391
15392
15393
15394
15395
15396
15397
15398
15399
.....
16117
16118
16119
16120
16121
16122
16123

16124
16125
16126
16127
16128
16129
16130
.....
16148
16149
16150
16151
16152
16153
16154

16155
16156
16157
16158
16159
16160
16161
.....
16483
16484
16485
16486
16487
16488
16489

16490
16491
16492
16493
16494
16495
16496
.....
16548
16549
16550
16551
16552
16553
16554
16555
16556
16557
16558
16559
16560
16561
16562
.....
16602
16603
16604
16605
16606
16607
16608






16609
16610
16611
16612

16613
16614
16615

16616
16617
16618
16619
16620
16621
16622
.....
16761
16762
16763
16764
16765
16766
16767
16768
16769
16770
16771
16772
16773
16774
16775
.....
16866
16867
16868
16869
16870
16871
16872





16873
16874
16875
16876
16877
16878
16879
.....
25880
25881
25882
25883
25884
25885
25886
25887
25888
25889
25890
25891
25892
25893
25894
.....
26210
26211
26212
26213
26214
26215
26216









26217
26218
26219
26220
26221
26222
26223
.....
26226
26227
26228
26229
26230
26231
26232

26233
26234
26235
26236
26237
26238
26239
26240
26241
26242
26243
26244
26245
26246
26247
26248

26249
26250
26251
26252
26253
26254
26255
26256
26257
26258
26259









26260
26261
26262
26263
26264
26265
26266
.....
28998
28999
29000
29001
29002
29003
29004
29005
29006
29007
29008
29009
29010
29011
29012
29013
29014
29015
29016
29017
29018
29019
29020
29021
29022
29023

29024
29025
29026
29027
29028
29029
29030
29031
29032
29033
29034
29035
29036
29037
29038
29039
29040
29041
29042
29043
29044
29045
29046
29047
29048
29049
29050
29051
29052
29053
29054
29055
29056
29057
29058
29059
29060
29061
29062
29063
29064
29065
29066

29067
29068
29069
29070
29071
29072
29073
29074
29075
29076
29077
29078
29079
29080
29081
29082
29083
29084
29085
29086
29087
29088
29089
29090
29091
29092
29093
29094
29095
29096
29097
29098
29099
29100
29101
29102

29103
29104
29105
29106
29107
29108
29109
29110
29111
29112
29113
29114
29115
29116
29117
29118
29119
29120
29121
29122
29123
29124
29125
29126
29127
29128
29129
29130
29131
29132
29133
29134
29135
29136
29137
.....
52962
52963
52964
52965
52966
52967
52968
52969




52970
52971
52972
52973
52974
52975
52976
.....
53003
53004
53005
53006
53007
53008
53009














53010
53011
53012
53013
53014
53015
53016
.....
68076
68077
68078
68079
68080
68081
68082
68083
68084
68085
68086
68087
68088
68089
68090
.....
68264
68265
68266
68267
68268
68269
68270
68271
68272
68273
68274
68275
68276
68277
68278
68279
68280
68281
68282
68283
68284
68285
68286


















68287
68288
68289
68290
68291
68292
68293
.....
70200
70201
70202
70203
70204
70205
70206
70207
70208
70209
70210
70211
70212
70213
70214
70215
70216
70217
70218
70219
70220
70221




70222
70223
70224
70225
70226
70227
70228
.....
70230
70231
70232
70233
70234
70235
70236
70237
70238
70239
70240
70241
70242



70243
70244
70245
70246
70247





70248



70249
70250
70251
70252



70253
70254
70255
70256
70257
70258
70259
.....
71481
71482
71483
71484
71485
71486
71487

71488
71489
71490
71491
71492
71493








71494
71495
71496
71497
71498
71499
71500
.....
77730
77731
77732
77733
77734
77735
77736
77737
77738
77739
77740
77741
77742
77743
77744
.....
78062
78063
78064
78065
78066
78067
78068
78069
78070
78071
78072
78073
78074
78075
78076
.....
78275
78276
78277
78278
78279
78280
78281
78282
78283
78284
78285
78286
78287
78288
78289
.....
78304
78305
78306
78307
78308
78309
78310
78311
78312
78313
78314
78315
78316
78317
78318
.....
78357
78358
78359
78360
78361
78362
78363
78364
78365
78366
78367
78368
78369
78370
78371
.....
78467
78468
78469
78470
78471
78472
78473
78474
78475
78476
78477
78478
78479
78480
78481
.....
78600
78601
78602
78603
78604
78605
78606
78607
78608
78609
78610
78611
78612
78613
78614
78615
78616
78617
78618
78619
78620
78621
78622
78623
78624
78625
78626
78627
78628
78629
78630
78631
78632
78633
78634
78635
78636
78637
78638
78639
78640
78641
78642
78643
78644
.....
78863
78864
78865
78866
78867
78868
78869
78870
78871
78872
78873
78874
78875
78876
78877
78878
78879
78880
78881
78882
78883
78884
78885
78886
78887
78888
78889
78890
78891
78892
78893
78894
78895
78896
78897
78898
78899
.....
78945
78946
78947
78948
78949
78950
78951
78952
78953
78954
78955
78956
78957
78958
78959
.....
79037
79038
79039
79040
79041
79042
79043














































79044
79045
79046
79047
79048

79049
79050
79051
79052
79053
79054
79055
79056
79057
79058
.....
79064
79065
79066
79067
79068
79069
79070
79071
79072
79073
79074
79075
79076
79077
79078
79079
79080
79081
79082
79083
79084
79085
79086
79087
79088
79089
79090
79091
79092
79093
79094
79095
79096
79097
79098
79099
79100
79101
79102
79103
79104
79105
79106
79107
79108
79109
79110
79111
79112
79113
79114
79115
79116
79117
79118
79119
79120
79121
79122
79123
79124
79125
79126
79127
79128
79129
79130
79131
79132
79133
79134
79135
79136
79137
79138
79139
.....
79148
79149
79150
79151
79152
79153
79154
79155
79156
79157
79158
79159
79160
79161
79162
79163
79164
79165

79166
79167
79168
79169
79170
79171
79172
.....
79212
79213
79214
79215
79216
79217
79218
79219
79220
79221
79222
79223
79224
79225
79226
79227
79228
79229
79230
79231
79232
79233
79234


















79235
79236
79237
79238
79239
79240
79241
79242
79243
79244
79245
79246


















79247
79248
79249
79250
79251
79252
79253
.....
79490
79491
79492
79493
79494
79495
79496
79497
79498
79499
79500
79501
79502
79503
79504
.....
79518
79519
79520
79521
79522
79523
79524
79525
79526
79527
79528
79529
79530
79531
79532
.....
81028
81029
81030
81031
81032
81033
81034
81035
81036
81037
81038
81039
81040
81041
81042
.....
81461
81462
81463
81464
81465
81466
81467
81468
81469
81470
81471
81472
81473
81474
81475
.....
81692
81693
81694
81695
81696
81697
81698
81699
81700
81701
81702
81703
81704
81705
81706
.....
82219
82220
82221
82222
82223
82224
82225
82226
82227
82228
82229
82230
82231
82232
82233
.....
82726
82727
82728
82729
82730
82731
82732
82733
82734
82735
82736
82737
82738
82739
82740
.....
82746
82747
82748
82749
82750
82751
82752
82753
82754
82755
82756
82757
82758
82759
82760
.....
83925
83926
83927
83928
83929
83930
83931
83932
83933
83934
83935
83936
83937
83938
83939
.....
83985
83986
83987
83988
83989
83990
83991
83992
83993
83994
83995
83996
83997
83998
83999
84000
.....
88758
88759
88760
88761
88762
88763
88764



























88765
88766
88767
88768
88769
88770
88771
.....
89499
89500
89501
89502
89503
89504
89505












89506
89507
89508
89509
89510
89511
89512
.....
89525
89526
89527
89528
89529
89530
89531

89532
89533
89534
89535
89536
89537
89538
89539
89540
89541
89542
89543
89544
89545
89546
89547
89548
89549
89550
89551
89552
89553
.....
89705
89706
89707
89708
89709
89710
89711
89712
89713
89714
89715
89716
89717
89718
89719
.....
89794
89795
89796
89797
89798
89799
89800








































































































































































































































































89801
89802
89803
89804
89805
89806
89807
.....
90229
90230
90231
90232
90233
90234
90235
90236
90237
90238
90239
90240
90241
90242
90243
.....
90437
90438
90439
90440
90441
90442
90443



90444

90445
90446
90447
90448
90449
90450
90451
.....
90677
90678
90679
90680
90681
90682
90683






















































90684
90685
90686
90687
90688
90689
90690
.....
91085
91086
91087
91088
91089
91090
91091
91092
91093

91094
91095
91096
91097
91098
91099
91100
.....
91109
91110
91111
91112
91113
91114
91115
91116


91117
91118
91119

91120
91121
91122
91123
91124
91125
91126
91127
91128
91129
91130
91131
91132

91133
91134
91135
91136
91137
91138
91139
.....
91141
91142
91143
91144
91145
91146
91147

91148
91149
91150
91151
91152
91153
91154
.....
91185
91186
91187
91188
91189
91190
91191
91192
91193
91194
91195
91196
91197
91198
91199
.....
91201
91202
91203
91204
91205
91206
91207
91208
91209
91210
91211
91212
91213
91214
91215
91216
91217
91218
91219
91220
91221
91222
.....
91229
91230
91231
91232
91233
91234
91235











91236
91237
91238






91239
91240
91241
91242
91243
91244
91245
91246
















91247
91248
91249
91250
91251
91252
91253
91254
91255
91256
91257


91258
91259
91260
91261
91262
91263
91264
91265
91266
91267
91268
91269
91270
91271
91272
91273
91274
91275
91276
91277
91278
91279
91280
91281
91282
91283
91284
91285


91286
91287
91288
91289
91290
91291
91292
91293
91294
91295



















91296
91297




91298
91299
91300
91301











91302






























91303





91304
91305
91306
91307
91308
91309
91310

91311
91312

91313
91314
91315
91316

91317
91318

91319
91320
91321
91322
91323




91324
91325
91326
91327
91328
91329
91330
.....
91332
91333
91334
91335
91336
91337
91338
91339
91340
91341
91342
91343
91344
91345
91346
.....
91354
91355
91356
91357
91358
91359
91360






91361
91362
91363















































91364
91365
91366
91367
91368
91369
91370
.....
91383
91384
91385
91386
91387
91388
91389


91390
91391
91392
91393
91394
91395
91396
91397
.....
91398
91399
91400
91401
91402
91403
91404
91405
91406
91407
91408
91409
91410
91411
91412
91413
.....
91425
91426
91427
91428
91429
91430
91431
91432
91433
91434
91435

91436
91437

91438
91439
91440
91441
91442
91443
91444
91445
91446
91447
91448
91449
91450
91451
91452
91453

91454
91455
91456
91457
91458
91459
91460
91461
91462
91463
91464
91465
91466





91467
91468

91469
91470
91471
91472
91473

91474
91475
91476
91477

91478
91479
91480
91481


91482
91483



91484
91485
91486
91487
91488
91489
91490
91491

91492
91493
91494
91495
91496

91497
91498
91499
91500
91501
91502
91503
.....
91545
91546
91547
91548
91549
91550
91551
91552
91553
91554




91555
91556




91557
91558
91559

91560
91561
91562
91563
91564
91565

91566

91567

91568
91569
91570

91571
91572
91573
91574
91575
91576
91577
91578
.....
91597
91598
91599
91600
91601
91602
91603


























91604
91605
91606
91607
91608
91609
91610
91611
91612
91613
91614
91615
91616





91617
91618
91619
91620
91621



91622
91623
91624
91625
91626
91627
91628
91629
91630
91631

91632
91633











91634
91635











91636
91637

91638
91639
91640
91641
91642
91643
91644
91645
91646
91647
91648


91649





91650


91651







91652
91653







91654
91655




91656
91657
91658
91659


91660
91661
91662
91663
91664
91665
91666
91667
91668
91669
91670
91671
91672
91673
91674
91675
91676
91677
91678
91679
91680
91681
91682
91683
91684
91685
91686
91687
91688
91689
91690
91691
91692
91693
91694
91695
91696
91697
91698
91699
91700

91701


91702
91703
91704
91705
91706
91707
91708
91709





91710
91711
91712
91713
91714
91715
91716




91717
91718
91719


91720
91721

91722
91723
91724
91725





91726
91727
91728
91729
91730
91731







91732
91733
91734
91735
91736
91737












91738
91739
91740


91741

91742
91743


91744
91745
91746
91747
91748
91749



91750
91751
91752
91753
91754
91755
91756
91757









91758


91759



91760
91761
91762
91763



91764
91765




91766
91767
91768



91769
91770
91771
91772
91773
91774
91775
.....
92146
92147
92148
92149
92150
92151
92152
92153


92154
92155
92156
92157
92158
92159
92160
































92161
92162
92163
92164
92165
92166
92167
.....
92172
92173
92174
92175
92176
92177
92178
92179
92180
92181

92182
92183
92184
92185
92186
92187
92188
.....
92287
92288
92289
92290
92291
92292
92293





92294
92295
92296
92297
92298
92299




92300
92301
92302
92303
92304
92305
92306
92307
92308
92309
92310
92311
92312
92313
92314
92315
92316
92317
92318
92319
92320
92321
92322
92323
92324
92325
92326
92327
92328
92329
92330
92331
92332
92333
.....
92545
92546
92547
92548
92549
92550
92551

92552
92553



92554








92555
92556
92557
92558
92559
92560
92561
.....
92576
92577
92578
92579
92580
92581
92582
92583
92584
92585
92586
92587
92588
92589
92590
92591
92592
92593
92594
92595
92596
92597
92598
92599
92600
92601
92602
92603
92604
92605
92606
92607
92608
92609
92610
92611
.....
92663
92664
92665
92666
92667
92668
92669




92670
92671
92672
92673
92674
92675
92676
.....
92706
92707
92708
92709
92710
92711
92712
92713
92714

92715
92716
92717
92718
92719
92720
92721
.....
92986
92987
92988
92989
92990
92991
92992








92993
92994
92995
92996
92997
92998
92999
93000
93001
93002
93003
93004
93005
93006





93007
93008
93009
93010
93011
93012
93013
93014
93015
93016
93017
93018
93019
93020
93021

93022
93023
93024
93025
93026
93027
93028
93029
93030
93031
93032
93033
93034

93035
93036
93037
93038
93039
93040
93041
.....
93092
93093
93094
93095
93096
93097
93098

93099
93100
93101
93102
93103
93104
93105
.....
93124
93125
93126
93127
93128
93129
93130
93131
93132
93133
93134
93135
93136
93137
93138
93139
93140
93141
93142
93143
93144

93145
93146
93147
93148
93149
93150
93151
.....
93244
93245
93246
93247
93248
93249
93250

93251
93252
93253
93254
93255
93256
93257
.....
93274
93275
93276
93277
93278
93279
93280
93281
93282
93283
93284
93285
93286
93287
93288
.....
93290
93291
93292
93293
93294
93295
93296

93297
93298
93299
93300
93301
93302
93303
.....
93805
93806
93807
93808
93809
93810
93811
93812
93813
93814
93815

93816
93817
93818
93819
93820
93821
93822
93823
93824
93825
93826
93827
93828




93829
93830
93831
93832
93833
93834
93835
.....
97566
97567
97568
97569
97570
97571
97572
97573
97574

97575
97576
97577
97578
97579
97580
97581
......
108277
108278
108279
108280
108281
108282
108283




108284
108285
108286
108287
108288
108289
108290
108291
108292

108293
108294
108295
108296
108297
108298
108299
......
113609
113610
113611
113612
113613
113614
113615
113616
113617
113618
113619
113620
113621
113622
113623
......
114180
114181
114182
114183
114184
114185
114186
114187
114188
114189
114190
114191
114192
114193
114194
114195
114196
114197
114198
114199
114200
114201
114202
114203
114204
114205
114206
114207
114208
114209
114210
114211
114212
114213
114214
114215
114216
114217
......
114413
114414
114415
114416
114417
114418
114419
114420
114421
114422
114423
114424
114425
114426
114427

114428
114429
114430

114431

114432
114433
114434
114435
114436
114437
114438
114439
......
114441
114442
114443
114444
114445
114446
114447
114448
114449
114450
114451
114452
114453

114454
114455
114456
114457
114458
114459
114460
114461
......
114762
114763
114764
114765
114766
114767
114768
114769
114770
114771
114772
114773
114774
114775
114776
114777
114778
114779
114780
114781
114782
114783
......
114804
114805
114806
114807
114808
114809
114810
114811
114812
114813
114814
114815
114816
114817
114818
114819
114820
114821
114822
114823
114824
114825
114826
114827
......
114832
114833
114834
114835
114836
114837
114838



114839

114840
114841
114842
114843
114844
114845
114846
......
115334
115335
115336
115337
115338
115339
115340
115341
115342
115343
115344
115345
115346
115347
115348
......
116173
116174
116175
116176
116177
116178
116179
116180
116181
116182
116183
116184
116185
116186
116187
116188
116189
116190

116191
116192
116193
116194
116195
116196
116197
116198
......
118416
118417
118418
118419
118420
118421
118422
118423
118424
118425
118426
118427
118428
118429
118430
118431
118432
118433
118434
118435
118436
118437
118438
118439
......
122396
122397
122398
122399
122400
122401
122402
122403
122404
122405
122406
122407
122408
122409
122410
......
123097
123098
123099
123100
123101
123102
123103


123104
123105
123106
123107
123108
123109
123110
......
123221
123222
123223
123224
123225
123226
123227

123228
123229
123230
123231
123232
123233
123234
......
123526
123527
123528
123529
123530
123531
123532











123533
123534
123535
123536
123537
123538
123539
123540
123541
123542
123543
123544
123545
123546
123547
123548
123549
123550
123551
123552
123553
123554
123555
123556
123557
123558
123559
123560








123561
123562
123563
123564
123565
123566
123567
......
123586
123587
123588
123589
123590
123591
123592
123593
123594

123595
123596
123597
123598
123599
123600
123601
123602
123603
123604
123605
......
123781
123782
123783
123784
123785
123786
123787
123788
123789
123790
123791
123792
123793
123794
123795
......
123837
123838
123839
123840
123841
123842
123843


























123844
123845
123846
123847
123848
123849
123850




123851
123852
123853
123854
123855
123856
123857
123858
123859
123860
......
123861
123862
123863
123864
123865
123866
123867

123868
123869
123870
123871
123872
123873
123874
123875
123876
123877
123878
123879



123880
123881
123882
123883
123884
123885
123886
123887
123888
123889
123890












123891
























































123892
123893
123894
123895
123896
123897
123898
123899
123900

123901
123902
123903
123904

123905

123906
123907
123908
123909
123910

123911
123912



123913

123914
123915


123916
123917



123918
123919






123920
123921
123922

123923
123924
123925
123926
123927
123928
123929
......
124041
124042
124043
124044
124045
124046
124047
124048
124049






124050
124051
124052
124053
124054
124055
124056
124057
......
124365
124366
124367
124368
124369
124370
124371

































124372
124373
124374
124375
124376
124377
124378
......
124461
124462
124463
124464
124465
124466
124467
124468

124469
124470
124471
124472
124473
124474
124475
......
124575
124576
124577
124578
124579
124580
124581

124582
124583
124584
124585
124586
124587
124588
......
124594
124595
124596
124597
124598
124599
124600





124601



124602
124603
124604
124605
124606
124607
124608
124609
124610
124611
124612
124613
124614
124615
124616
124617
124618
124619
124620
124621
124622
124623
124624

124625

124626
124627
124628
124629

124630

124631
124632
124633
124634
124635
124636
124637
......
124690
124691
124692
124693
124694
124695
124696


124697
124698
124699
124700
124701
124702
124703
124704
124705
124706
124707
124708
124709
124710
124711
124712
124713
124714
124715
124716
......
124736
124737
124738
124739
124740
124741
124742
124743
124744
124745
124746
124747
124748
124749
124750
124751
124752
124753
124754
124755
124756
124757
......
124779
124780
124781
124782
124783
124784
124785

124786
124787
124788
124789
124790
124791
124792
124793
124794
124795


124796
124797
124798
124799
124800
124801
124802
......
124803
124804
124805
124806
124807
124808
124809
124810
124811
124812
124813
124814
124815
124816
124817
124818
124819
124820
124821
124822
124823
124824
124825
124826
124827
124828
124829
124830





124831
124832
124833
124834
124835
124836
124837
......
124856
124857
124858
124859
124860
124861
124862
124863
124864
124865
124866
124867
124868
124869
124870
124871
124872
124873
124874


124875
124876
124877






124878
124879
124880
124881
124882
124883

124884
124885
124886
124887
124888
124889
124890
......
124892
124893
124894
124895
124896
124897
124898
124899
124900
124901
124902
124903
124904
124905
124906
124907
......
124917
124918
124919
124920
124921
124922
124923
124924
124925
124926
124927
124928
124929
124930
124931
124932
124933
......
124996
124997
124998
124999
125000
125001
125002
125003
125004
125005
125006
125007
125008
125009
125010
......
125448
125449
125450
125451
125452
125453
125454
125455
125456
125457
125458
125459
125460
125461
125462
......
126176
126177
126178
126179
126180
126181
126182
126183

126184
126185
126186
126187
126188
126189
126190

126191
126192
126193
126194
126195
126196
126197
126198











126199
126200
126201
126202
126203
126204
126205
126206
126207
126208
126209
126210
126211
126212
126213
126214
126215
126216
126217
126218
126219
126220
126221
......
126264
126265
126266
126267
126268
126269
126270

126271
126272
126273
126274
126275
126276
126277
......
126290
126291
126292
126293
126294
126295
126296







126297
126298
126299
126300
126301
126302
126303
126304
126305
126306
126307
126308

126309
126310
126311
126312
126313
126314
126315
......
126504
126505
126506
126507
126508
126509
126510





















































126511
126512
126513
126514
126515
126516
126517
......
127544
127545
127546
127547
127548
127549
127550
127551

127552
127553
127554
127555
127556
127557
127558
127559
127560

127561
127562
127563
127564
127565
127566
127567
......
127642
127643
127644
127645
127646
127647
127648









127649
127650
127651
127652
127653
127654
127655
127656

127657
127658
127659
127660
127661
127662
127663
......
127925
127926
127927
127928
127929
127930
127931
127932
127933
127934
127935
127936
127937
127938
127939
......
128102
128103
128104
128105
128106
128107
128108
128109

128110
128111
128112
128113
128114
128115
128116
......
128132
128133
128134
128135
128136
128137
128138
128139
128140
128141
128142
128143
128144
128145
128146
128147
......
128152
128153
128154
128155
128156
128157
128158

128159
128160
128161
128162
128163
128164
128165
128166
128167


128168
128169
128170
128171
128172
128173
128174
128175
128176
128177
128178
128179
128180
128181
128182


128183
128184
128185
128186
128187
128188
128189
128190
128191
......
128267
128268
128269
128270
128271
128272
128273
128274
128275
128276
128277
128278
128279
128280
128281
......
128291
128292
128293
128294
128295
128296
128297
128298
128299
128300
128301
128302
128303
128304
128305
128306
......
128381
128382
128383
128384
128385
128386
128387
128388
128389
128390





128391
128392
128393
128394
128395
128396
128397
......
128904
128905
128906
128907
128908
128909
128910


































































128911
128912
128913
128914
128915
128916
128917
......
128943
128944
128945
128946
128947
128948
128949


128950
128951
128952
128953
128954
128955
128956
......
128959
128960
128961
128962
128963
128964
128965

128966
128967
128968
128969
128970
128971
128972


128973
128974
128975
128976
128977
128978
128979
......
129009
129010
129011
129012
129013
129014
129015


129016
129017
129018
129019
129020
129021
129022
......
129025
129026
129027
129028
129029
129030
129031

129032









129033
129034
129035
129036
129037
129038
129039
129040
129041
129042
129043
129044
129045
129046
......
129052
129053
129054
129055
129056
129057
129058



129059
129060
129061
129062
129063
129064
129065
129066
129067
129068
129069
129070

129071
129072
129073
129074
129075
129076



129077
129078
129079
129080
129081
129082
129083
......
129169
129170
129171
129172
129173
129174
129175


129176
129177
129178
129179
129180
129181
129182
......
129290
129291
129292
129293
129294
129295
129296
129297
129298
129299
129300
129301
129302
129303
129304
......
129444
129445
129446
129447
129448
129449
129450


129451
129452
129453
129454
129455
129456
129457
......
129572
129573
129574
129575
129576
129577
129578

129579
129580
129581
129582
129583
129584
129585
......
129660
129661
129662
129663
129664
129665
129666

129667
129668
129669
129670
129671
129672
129673
......
129733
129734
129735
129736
129737
129738
129739

129740
129741
129742
129743
129744
129745
129746
129747
129748

129749
129750
129751
129752
129753
129754
129755
129756
129757
129758
129759
129760
129761
129762
129763
129764
129765
129766
129767
129768
129769
......
129772
129773
129774
129775
129776
129777
129778

129779
129780
129781
129782
129783
129784
129785
129786
......
129798
129799
129800
129801
129802
129803
129804

129805
129806
129807
129808
129809
129810
129811
129812
129813
129814
129815
129816
129817

129818
129819
129820
129821
129822
129823
129824
129825

129826
129827
129828
129829
129830
129831
129832
129833
......
130119
130120
130121
130122
130123
130124
130125








130126
130127
130128
130129
130130
130131
130132
......
130155
130156
130157
130158
130159
130160
130161
130162
130163






130164
130165
130166
130167
130168
130169
130170






130171
130172
130173
130174
130175














130176
130177
130178
130179
130180
130181
130182
......
130197
130198
130199
130200
130201
130202
130203
130204
130205
130206
130207
130208
130209
130210
130211
......
131391
131392
131393
131394
131395
131396
131397

131398
131399
131400
131401

131402
131403
131404
131405
131406
131407
131408
......
131841
131842
131843
131844
131845
131846
131847
131848
131849
131850
131851
131852
131853
131854
131855
131856
131857
131858
131859
131860
131861
131862
131863
131864
......
131922
131923
131924
131925
131926
131927
131928
131929
131930
131931
131932
131933
131934
131935
131936
131937
131938
131939
131940
131941
131942
131943
131944
131945
131946
131947
131948
131949
131950
131951
131952
131953
131954
131955
131956
131957
131958
131959
131960
131961
131962
131963
131964
131965
131966
131967
131968
131969
131970
131971
131972
131973
131974
131975
131976
131977
131978
131979
131980
131981
131982
131983
131984
131985
131986
131987
131988
131989
131990
131991
131992
131993
131994
131995
131996
131997
131998
131999
132000
132001
132002
132003
132004
132005
132006
132007
132008
132009
132010
132011
132012
132013
132014
132015
132016
132017
132018
132019
132020
132021
132022
132023
132024
132025
132026
132027
132028
132029
132030
132031
132032
132033
132034
132035
132036
132037
132038
132039
132040
132041
132042
132043
132044
132045
132046
132047
132048
132049
132050
132051
132052
132053
132054
132055
132056
132057
132058
132059
132060
132061
132062
132063
132064
132065
132066
132067
132068
132069
132070
132071
132072
132073
132074
132075
132076
132077
132078
132079
132080
132081







132082
132083
132084
132085
132086
132087
132088
......
132089
132090
132091
132092
132093
132094
132095
132096
132097
132098
132099
132100
132101
132102
132103
132104
132105
132106
132107
132108
132109
132110
132111
132112
132113
132114
132115
132116
132117
132118
132119
132120
132121
132122
132123
132124
132125
132126
132127
132128
132129
132130
132131

132132
132133
132134
132135
132136
132137
132138
132139
132140
132141
132142
132143
132144




132145
132146
132147
132148
132149
132150
132151
132152
132153
132154
132155
132156
132157
132158
132159
132160
132161
132162
132163
132164
132165


132166
132167
132168
132169
132170
132171
132172
132173
132174
132175
132176
132177
132178
132179
132180
132181
132182
132183
132184
132185
132186
132187
132188
132189
132190
132191
132192
132193
132194
132195
132196
132197
132198
132199

132200
132201
132202
132203
132204
132205
132206
132207
132208
132209
132210
132211
132212
132213
132214
132215
132216
132217
132218
132219
132220
132221
132222
132223
132224
132225
132226
132227
132228
132229






132230
132231

132232
132233
132234


132235
132236
132237
132238
132239
132240
132241

132242
132243

132244
132245
132246
132247
132248
132249
132250
132251
132252
132253








132254
132255
132256
132257


132258
132259
132260
132261
132262
132263
132264
132265
132266
132267
132268
132269
132270
132271
132272
132273
132274
132275
132276
132277
132278
132279
132280
132281
132282
132283
132284
132285








132286
132287
132288
132289
132290
132291
132292
132293
132294



132295
132296
132297
132298
132299
132300
132301




132302

132303
132304
132305
132306
132307
132308
132309
132310
132311
132312
132313
132314
132315
132316
132317
132318
132319
132320
132321
132322
132323









132324
132325
132326
132327
132328
132329
132330
132331
132332
132333
132334
132335
132336
132337
132338
132339
132340
132341
132342
132343
132344
132345
132346
132347
132348
132349
132350
132351
132352
132353
132354
132355
132356
132357
132358
132359
132360
132361
132362
132363
132364
132365
132366
132367
132368
132369
132370










132371
132372
132373
132374
132375
132376
132377
......
132773
132774
132775
132776
132777
132778
132779

132780

132781
132782
132783
132784
132785
132786
132787
132788
132789
132790
132791
132792
132793
132794
132795
132796
132797
132798
132799
132800
132801
132802

132803
132804
132805
132806
132807
132808
132809
132810
132811
132812
132813
132814
132815
132816
132817
132818
132819
132820
132821
132822
132823
132824
132825
132826
132827
132828
132829
132830
132831
132832
132833
132834
132835
132836
132837
132838
132839
132840
132841
132842
132843
132844
132845
132846
132847
132848
132849
132850
132851
132852
132853
132854
132855
132856
132857
132858
132859
132860
132861
132862
132863
132864
132865
132866
132867
132868
132869
132870
132871
132872
132873
132874
132875
132876
132877
132878
132879
132880
132881
132882
132883
132884
132885
132886
132887
132888
132889
132890
132891
132892
132893
132894
132895
132896
132897
132898
132899
132900
132901
132902
132903
132904
132905
132906
132907
132908
132909
132910
132911
132912
132913
132914
132915
132916
132917
132918
132919
132920
132921
132922
132923
132924
132925
132926
132927
132928
132929
132930
132931
132932
132933
132934
132935
132936
132937
132938
132939
132940
132941
132942
132943
132944
132945
132946
132947
132948
132949
132950
132951
132952
132953
132954
132955
132956
132957
132958
132959
132960
132961
132962
132963
132964
132965
132966
132967
132968
132969
132970
132971
132972
132973
132974
132975
......
133524
133525
133526
133527
133528
133529
133530

133531

133532
133533
133534
133535
133536
133537
133538
......
133547
133548
133549
133550
133551
133552
133553

133554
133555
133556
133557
133558
133559
133560
......
133834
133835
133836
133837
133838
133839
133840
133841
133842
133843
133844
133845
133846
133847
133848
......
133973
133974
133975
133976
133977
133978
133979
133980
133981
133982
133983
133984
133985
133986
133987
133988
133989
133990
133991
133992
133993
133994
......
134016
134017
134018
134019
134020
134021
134022
134023
134024
134025
134026
134027
134028
134029
134030
......
134144
134145
134146
134147
134148
134149
134150
134151
134152
134153
134154
134155
134156
134157
134158
134159
134160
......
134172
134173
134174
134175
134176
134177
134178
134179
134180
134181
134182
134183
134184
134185
134186
134187
......
134256
134257
134258
134259
134260
134261
134262
134263
134264
134265
134266
134267
134268
134269
134270
134271
134272
134273
134274
134275
134276
134277
134278
134279
134280
134281
134282
134283
134284
134285
134286
134287
134288
134289
134290
......
134337
134338
134339
134340
134341
134342
134343





134344
134345
134346
134347
134348
134349
134350





134351
134352
134353
134354
134355
134356
134357
134358
134359
134360
134361
134362
134363
134364
134365
134366
134367
134368
134369
134370
134371
134372
134373
134374
134375
134376
134377
134378
134379
134380
134381
134382
134383
134384
134385
134386
134387
134388
134389
134390
134391
134392
134393
134394
134395
134396
134397
134398
134399
134400
134401
134402
134403
134404
134405
134406
134407
134408
134409
......
134417
134418
134419
134420
134421
134422
134423
134424
134425
134426
134427
134428
134429
134430
134431
134432
134433
134434
134435
134436
134437
134438
134439
134440
134441
134442
134443
134444
134445
134446
134447
134448
134449
134450
134451
134452
134453
134454
134455
134456
134457
134458
134459
134460
134461
134462













134463
134464
134465
134466
134467
134468
134469
134470
134471
134472
134473
134474
134475
134476
134477
134478
134479
134480
134481
134482
134483
134484
134485
134486
134487
134488
134489
134490
134491
134492
134493
134494
134495
134496
134497
134498
134499
134500
134501
134502
134503
134504
134505
134506
134507
134508
134509
134510
134511
134512
134513
134514
134515
134516
134517
134518
134519
134520
134521
134522
134523
134524
134525
134526
134527
134528
134529
134530
134531
134532
134533
134534
134535
134536
134537
134538
134539
134540
134541
134542
134543
134544
134545
134546
134547
134548
134549
134550
134551
134552
134553
134554
134555
......
134594
134595
134596
134597
134598
134599
134600
134601
134602
134603
134604
134605
134606
134607
134608
134609
134610
134611
134612
134613
134614
134615
134616
134617
134618
134619
134620
134621
134622
134623
134624
134625
134626
134627
134628
134629
134630
134631
134632
134633
134634
134635
134636
134637
134638
134639
134640
134641
134642
134643
134644
134645
134646
134647
134648
134649
134650
134651
134652
134653
134654
134655
134656
134657
134658
134659
134660
134661
134662
134663
134664
134665
134666
134667
134668
134669
134670
134671
134672
134673
134674
134675
134676
134677
134678
134679
134680
134681
134682
134683
134684
134685
134686
134687
134688
134689
134690
134691
134692
134693
134694
134695
134696
134697
134698
134699
134700
134701
134702
134703
134704
134705
134706
134707
134708
134709
134710
134711
134712
134713
134714
134715
134716
134717
134718
134719
134720
134721
134722
134723
134724
134725
134726
134727
134728
134729
134730
134731
134732
134733
134734
134735
134736
134737
134738
134739
134740
134741
134742
134743
134744
134745
134746
134747
134748
134749
134750
134751
134752
134753
134754
134755
134756
134757
134758
134759
134760
134761
134762
134763
134764
134765
134766
134767
134768
134769
134770
134771
134772
134773
134774
134775
134776
134777
134778
134779
134780
134781
134782
134783
134784
134785
134786
134787
134788
134789
134790
134791
134792
134793
134794
134795
134796
134797
134798
134799
134800
134801
134802
134803
134804
134805
134806
134807
134808
134809
134810
134811
134812
134813
134814
134815
134816
134817
134818
134819
134820
134821
134822
134823
134824
134825
134826
134827
134828
134829
134830
134831
134832
134833
134834
134835
134836
134837
134838
134839
134840
134841
134842
134843
134844
134845
134846
134847
134848
134849
134850
134851
134852
134853
134854
134855
134856
134857
134858
134859
134860
134861
134862
134863
134864
134865
134866
134867
134868
134869
134870
134871
134872
134873
134874
134875
134876
134877
134878
134879
134880
134881
134882
134883
134884
134885
134886
134887
134888
134889
134890
134891
134892
134893
134894
134895
134896
134897
134898
134899
134900
134901
134902
134903
134904
134905
134906
134907
134908
134909
134910
134911
134912
134913
134914
134915
134916
134917
134918
134919
134920
134921
134922
134923
134924
134925
134926
134927
134928
134929
134930
134931
134932
134933
134934
134935
134936
134937
134938
134939
134940
134941
134942
134943
134944
134945
134946
134947
134948
134949
134950
134951
134952
134953
134954
134955
134956
134957
134958
134959
134960
134961
134962
134963
134964
134965
134966
134967
134968
134969
134970
134971
134972
134973
134974
134975
134976
134977
134978
......
138356
138357
138358
138359
138360
138361
138362


138363
138364
138365
138366
138367
138368
138369
......
139466
139467
139468
139469
139470
139471
139472










139473
139474
139475
139476
139477
139478
139479
139480
139481
139482
139483
139484
......
139497
139498
139499
139500
139501
139502
139503
139504
139505
139506
139507
139508
139509
139510
139511
139512
139513
139514
139515
139516
......
161528
161529
161530
161531
161532
161533
161534
161535
161536
161537
161538
161539
161540
161541
161542
......
164564
164565
164566
164567
164568
164569
164570
164571
164572
164573
164574
164575
164576
164577
164578
......
180152
180153
180154
180155
180156
180157
180158













































































































180159
180160
180161
180162
180163
180164
180165
......
180174
180175
180176
180177
180178
180179
180180
180181
180182
180183


180184
180185
180186
180187
180188
180189
180190

180191
180192
180193
180194
180195
180196
180197
180198
180199
180200
180201
180202
180203
180204
180205
180206
180207
180208


















180209
180210
180211
180212
180213

180214
180215
180216
180217
180218
180219
180220
180221
180222





180223
180224
180225
180226




180227
180228



180229









180230

180231
180232
180233
180234

180235
180236
180237
180238
180239
180240
180241


180242
180243
180244



180245
180246
180247
180248
180249
180250
180251
180252
180253
180254
180255
180256
180257
180258
180259
180260
180261
180262
180263
180264
......
180272
180273
180274
180275
180276
180277
180278
180279
180280
180281
180282
180283
180284
180285
180286
180287

180288
180289
180290
180291
180292
180293
180294
......
194151
194152
194153
194154
194155
194156
194157
194158
194159
194160
194161
194162
194163
194164
194165
**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.15.0"
#define SQLITE_VERSION_NUMBER 3015000
#define SQLITE_SOURCE_ID      "2016-08-22 20:10:01 7839519349c7371cdb4e16a215eacd27004cbc62"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version, sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros
................................................................................
  void *pB,                       /* Pointer to buffer containing changeset B */
  int *pnOut,                     /* OUT: Number of bytes in output changeset */
  void **ppOut                    /* OUT: Buffer containing output changeset */
);


/*
** Changegroup handle.
*/
typedef struct sqlite3_changegroup sqlite3_changegroup;

/*
** CAPI3REF: Combine two or more changesets into a single changeset.
**
** An sqlite3_changegroup object is used to combine two or more changesets
** (or patchsets) into a single changeset (or patchset). A single changegroup
** object may combine changesets or patchsets, but not both. The output is
** always in the same format as the input.
**
** If successful, this function returns SQLITE_OK and populates (*pp) with
................................................................................
** As well as the regular sqlite3changegroup_add() and 
** sqlite3changegroup_output() functions, also available are the streaming
** versions sqlite3changegroup_add_strm() and sqlite3changegroup_output_strm().
*/
int sqlite3changegroup_new(sqlite3_changegroup **pp);

/*


** Add all changes within the changeset (or patchset) in buffer pData (size
** nData bytes) to the changegroup. 
**
** If the buffer contains a patchset, then all prior calls to this function
** on the same changegroup object must also have specified patchsets. Or, if
** the buffer contains a changeset, so must have the earlier calls to this
** function. Otherwise, SQLITE_ERROR is returned and no changes are added
................................................................................
** final contents of the changegroup is undefined.
**
** If no error occurs, SQLITE_OK is returned.
*/
int sqlite3changegroup_add(sqlite3_changegroup*, int nData, void *pData);

/*


** Obtain a buffer containing a changeset (or patchset) representing the
** current contents of the changegroup. If the inputs to the changegroup
** were themselves changesets, the output is a changeset. Or, if the
** inputs were patchsets, the output is also a patchset.
**
** As with the output of the sqlite3session_changeset() and
** sqlite3session_patchset() functions, all changes related to a single
................................................................................
int sqlite3changegroup_output(
  sqlite3_changegroup*,
  int *pnData,                    /* OUT: Size of output buffer in bytes */
  void **ppData                   /* OUT: Pointer to output buffer */
);

/*
** Delete a changegroup object.
*/
void sqlite3changegroup_delete(sqlite3_changegroup*);

/*
** CAPI3REF: Apply A Changeset To A Database
**
** Apply a changeset to a database. This function attempts to update the
................................................................................
#define TK_FUNCTION                       151
#define TK_COLUMN                         152
#define TK_AGG_FUNCTION                   153
#define TK_AGG_COLUMN                     154
#define TK_UMINUS                         155
#define TK_UPLUS                          156
#define TK_REGISTER                       157


#define TK_ASTERISK                       158
#define TK_SPAN                           159
#define TK_SPACE                          160
#define TK_ILLEGAL                        161

/* The token codes above must all fit in 8 bits */
#define TKFLG_MASK           0xff  

/* Flags that can be added to a token code when it is not
** being stored in a u8: */
#define TKFLG_DONTFOLD       0x100  /* Omit constant folding optimizations */
................................................................................
#define OP_NoConflict     29 /* synopsis: key=r[P3@P4]                     */
#define OP_NotFound       30 /* synopsis: key=r[P3@P4]                     */
#define OP_Found          31 /* synopsis: key=r[P3@P4]                     */
#define OP_SeekRowid      32 /* synopsis: intkey=r[P3]                     */
#define OP_NotExists      33 /* synopsis: intkey=r[P3]                     */
#define OP_IsNull         34 /* same as TK_ISNULL, synopsis: if r[P1]==NULL goto P2 */
#define OP_NotNull        35 /* same as TK_NOTNULL, synopsis: if r[P1]!=NULL goto P2 */
#define OP_Ne             36 /* same as TK_NE, synopsis: if r[P1]!=r[P3] goto P2 */
#define OP_Eq             37 /* same as TK_EQ, synopsis: if r[P1]==r[P3] goto P2 */
#define OP_Gt             38 /* same as TK_GT, synopsis: if r[P1]>r[P3] goto P2 */
#define OP_Le             39 /* same as TK_LE, synopsis: if r[P1]<=r[P3] goto P2 */
#define OP_Lt             40 /* same as TK_LT, synopsis: if r[P1]<r[P3] goto P2 */
#define OP_Ge             41 /* same as TK_GE, synopsis: if r[P1]>=r[P3] goto P2 */
#define OP_Last           42
#define OP_BitAnd         43 /* same as TK_BITAND, synopsis: r[P3]=r[P1]&r[P2] */
#define OP_BitOr          44 /* same as TK_BITOR, synopsis: r[P3]=r[P1]|r[P2] */
#define OP_ShiftLeft      45 /* same as TK_LSHIFT, synopsis: r[P3]=r[P2]<<r[P1] */
#define OP_ShiftRight     46 /* same as TK_RSHIFT, synopsis: r[P3]=r[P2]>>r[P1] */
#define OP_Add            47 /* same as TK_PLUS, synopsis: r[P3]=r[P1]+r[P2] */
#define OP_Subtract       48 /* same as TK_MINUS, synopsis: r[P3]=r[P2]-r[P1] */
#define OP_Multiply       49 /* same as TK_STAR, synopsis: r[P3]=r[P1]*r[P2] */
#define OP_Divide         50 /* same as TK_SLASH, synopsis: r[P3]=r[P2]/r[P1] */
#define OP_Remainder      51 /* same as TK_REM, synopsis: r[P3]=r[P2]%r[P1] */
#define OP_Concat         52 /* same as TK_CONCAT, synopsis: r[P3]=r[P2]+r[P1] */
#define OP_SorterSort     53
#define OP_BitNot         54 /* same as TK_BITNOT, synopsis: r[P1]= ~r[P1] */

#define OP_Sort           55
#define OP_Rewind         56
#define OP_IdxLE          57 /* synopsis: key=r[P3@P4]                     */
#define OP_IdxGT          58 /* synopsis: key=r[P3@P4]                     */
#define OP_IdxLT          59 /* synopsis: key=r[P3@P4]                     */
#define OP_IdxGE          60 /* synopsis: key=r[P3@P4]                     */
#define OP_RowSetRead     61 /* synopsis: r[P3]=rowset(P1)                 */
#define OP_RowSetTest     62 /* synopsis: if r[P3] in rowset(P1) goto P2   */
#define OP_Program        63
#define OP_FkIfZero       64 /* synopsis: if fkctr[P1]==0 goto P2          */
#define OP_IfPos          65 /* synopsis: if r[P1]>0 then r[P1]-=P3, goto P2 */
#define OP_IfNotZero      66 /* synopsis: if r[P1]!=0 then r[P1]-=P3, goto P2 */
#define OP_DecrJumpZero   67 /* synopsis: if (--r[P1])==0 goto P2          */
#define OP_IncrVacuum     68
#define OP_VNext          69
#define OP_Init           70 /* synopsis: Start at P2                      */
#define OP_Return         71
#define OP_EndCoroutine   72
#define OP_HaltIfNull     73 /* synopsis: if r[P3]=null halt               */
#define OP_Halt           74
#define OP_Integer        75 /* synopsis: r[P2]=P1                         */
#define OP_Int64          76 /* synopsis: r[P2]=P4                         */
#define OP_String         77 /* synopsis: r[P2]='P4' (len=P1)              */
#define OP_Null           78 /* synopsis: r[P2..P3]=NULL                   */
#define OP_SoftNull       79 /* synopsis: r[P1]=NULL                       */
#define OP_Blob           80 /* synopsis: r[P2]=P4 (len=P1)                */
#define OP_Variable       81 /* synopsis: r[P2]=parameter(P1,P4)           */
#define OP_Move           82 /* synopsis: r[P2@P3]=r[P1@P3]                */
#define OP_Copy           83 /* synopsis: r[P2@P3+1]=r[P1@P3+1]            */
#define OP_SCopy          84 /* synopsis: r[P2]=r[P1]                      */
#define OP_IntCopy        85 /* synopsis: r[P2]=r[P1]                      */
#define OP_ResultRow      86 /* synopsis: output=r[P1@P2]                  */
#define OP_CollSeq        87
#define OP_Function0      88 /* synopsis: r[P3]=func(r[P2@P5])             */
#define OP_Function       89 /* synopsis: r[P3]=func(r[P2@P5])             */
#define OP_AddImm         90 /* synopsis: r[P1]=r[P1]+P2                   */
#define OP_RealAffinity   91
#define OP_Cast           92 /* synopsis: affinity(r[P1])                  */
#define OP_Permutation    93
#define OP_Compare        94 /* synopsis: r[P1@P3] <-> r[P2@P3]            */
#define OP_Column         95 /* synopsis: r[P3]=PX                         */
#define OP_Affinity       96 /* synopsis: affinity(r[P1@P2])               */
#define OP_String8        97 /* same as TK_STRING, synopsis: r[P2]='P4'    */

#define OP_MakeRecord     98 /* synopsis: r[P3]=mkrec(r[P1@P2])            */
#define OP_Count          99 /* synopsis: r[P2]=count()                    */
#define OP_ReadCookie    100
#define OP_SetCookie     101
#define OP_ReopenIdx     102 /* synopsis: root=P2 iDb=P3                   */
#define OP_OpenRead      103 /* synopsis: root=P2 iDb=P3                   */
#define OP_OpenWrite     104 /* synopsis: root=P2 iDb=P3                   */
#define OP_OpenAutoindex 105 /* synopsis: nColumn=P2                       */
#define OP_OpenEphemeral 106 /* synopsis: nColumn=P2                       */
#define OP_SorterOpen    107
#define OP_SequenceTest  108 /* synopsis: if( cursor[P1].ctr++ ) pc = P2   */
#define OP_OpenPseudo    109 /* synopsis: P3 columns in r[P2]              */
#define OP_Close         110
#define OP_ColumnsUsed   111
#define OP_Sequence      112 /* synopsis: r[P2]=cursor[P1].ctr++           */
#define OP_NewRowid      113 /* synopsis: r[P2]=rowid                      */
#define OP_Insert        114 /* synopsis: intkey=r[P3] data=r[P2]          */
#define OP_InsertInt     115 /* synopsis: intkey=P3 data=r[P2]             */
#define OP_Delete        116
#define OP_ResetCount    117
#define OP_SorterCompare 118 /* synopsis: if key(P1)!=trim(r[P3],P4) goto P2 */
#define OP_SorterData    119 /* synopsis: r[P2]=data                       */
#define OP_RowKey        120 /* synopsis: r[P2]=key                        */
#define OP_RowData       121 /* synopsis: r[P2]=data                       */
#define OP_Rowid         122 /* synopsis: r[P2]=rowid                      */
#define OP_NullRow       123
#define OP_SorterInsert  124
#define OP_IdxInsert     125 /* synopsis: key=r[P2]                        */
#define OP_IdxDelete     126 /* synopsis: key=r[P2@P3]                     */
#define OP_Seek          127 /* synopsis: Move P3 to P1.rowid              */
#define OP_IdxRowid      128 /* synopsis: r[P2]=rowid                      */
#define OP_Destroy       129
#define OP_Clear         130
#define OP_ResetSorter   131
#define OP_CreateIndex   132 /* synopsis: r[P2]=root iDb=P1                */
#define OP_Real          133 /* same as TK_FLOAT, synopsis: r[P2]=P4       */
#define OP_CreateTable   134 /* synopsis: r[P2]=root iDb=P1                */

#define OP_ParseSchema   135
#define OP_LoadAnalysis  136
#define OP_DropTable     137
#define OP_DropIndex     138
#define OP_DropTrigger   139
#define OP_IntegrityCk   140
#define OP_RowSetAdd     141 /* synopsis: rowset(P1)=r[P2]                 */
#define OP_Param         142
#define OP_FkCounter     143 /* synopsis: fkctr[P1]+=P2                    */
#define OP_MemMax        144 /* synopsis: r[P1]=max(r[P1],r[P2])           */
#define OP_OffsetLimit   145 /* synopsis: if r[P1]>0 then r[P2]=r[P1]+max(0,r[P3]) else r[P2]=(-1) */
#define OP_AggStep0      146 /* synopsis: accum=r[P3] step(r[P2@P5])       */
#define OP_AggStep       147 /* synopsis: accum=r[P3] step(r[P2@P5])       */
#define OP_AggFinal      148 /* synopsis: accum=r[P1] N=P2                 */
#define OP_Expire        149
#define OP_TableLock     150 /* synopsis: iDb=P1 root=P2 write=P3          */
#define OP_VBegin        151
#define OP_VCreate       152
#define OP_VDestroy      153
#define OP_VOpen         154
#define OP_VColumn       155 /* synopsis: r[P3]=vcolumn(P2)                */
#define OP_VRename       156
#define OP_Pagecount     157
#define OP_MaxPgcnt      158
#define OP_CursorHint    159
#define OP_Noop          160
#define OP_Explain       161

/* Properties such as "out2" or "jump" that are specified in
** comments following the "case" for each opcode in the vdbe.c
** are encoded into bitvectors as follows:
*/
#define OPFLG_JUMP        0x01  /* jump:  P2 holds jmp target */
#define OPFLG_IN1         0x02  /* in1:   P1 is an input */
................................................................................
/*   0 */ 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01,\
/*   8 */ 0x00, 0x10, 0x00, 0x01, 0x00, 0x01, 0x01, 0x01,\
/*  16 */ 0x03, 0x03, 0x01, 0x12, 0x01, 0x03, 0x03, 0x09,\
/*  24 */ 0x09, 0x09, 0x09, 0x26, 0x26, 0x09, 0x09, 0x09,\
/*  32 */ 0x09, 0x09, 0x03, 0x03, 0x0b, 0x0b, 0x0b, 0x0b,\
/*  40 */ 0x0b, 0x0b, 0x01, 0x26, 0x26, 0x26, 0x26, 0x26,\
/*  48 */ 0x26, 0x26, 0x26, 0x26, 0x26, 0x01, 0x12, 0x01,\
/*  56 */ 0x01, 0x01, 0x01, 0x01, 0x01, 0x23, 0x0b, 0x01,\
/*  64 */ 0x01, 0x03, 0x03, 0x03, 0x01, 0x01, 0x01, 0x02,\
/*  72 */ 0x02, 0x08, 0x00, 0x10, 0x10, 0x10, 0x10, 0x00,\
/*  80 */ 0x10, 0x10, 0x00, 0x00, 0x10, 0x10, 0x00, 0x00,\
/*  88 */ 0x00, 0x00, 0x02, 0x02, 0x02, 0x00, 0x00, 0x00,\
/*  96 */ 0x00, 0x10, 0x00, 0x10, 0x10, 0x00, 0x00, 0x00,\
/* 104 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\
/* 112 */ 0x10, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\
/* 120 */ 0x00, 0x00, 0x10, 0x00, 0x04, 0x04, 0x00, 0x00,\
/* 128 */ 0x10, 0x10, 0x00, 0x00, 0x10, 0x10, 0x10, 0x00,\
/* 136 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x10, 0x00,\
/* 144 */ 0x04, 0x1a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\
/* 152 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x10, 0x00,\
/* 160 */ 0x00, 0x00,}

/* The sqlite3P2Values() routine is able to run faster if it knows
** the value of the largest JUMP opcode.  The smaller the maximum
** JUMP opcode the better, so the mkopcodeh.tcl script that
** generated this include file strives to group all JUMP opcodes
** together near the beginning of the list.
*/
#define SQLITE_MX_JUMP_OPCODE  70  /* Maximum JUMP opcode */

/************** End of opcodes.h *********************************************/
/************** Continuing where we left off in vdbe.h ***********************/

/*
** Prototypes for the VDBE interface.  See comments on the implementation
** for a description of what each of these routines does.
................................................................................
** changing the affinity.
**
** The SQLITE_NOTNULL flag is a combination of NULLEQ and JUMPIFNULL.
** It causes an assert() to fire if either operand to a comparison
** operator is NULL.  It is added to certain comparison operators to
** prove that the operands are always NOT NULL.
*/

#define SQLITE_JUMPIFNULL   0x10  /* jumps if either operand is NULL */
#define SQLITE_STOREP2      0x20  /* Store result in reg[P2] rather than jump */
#define SQLITE_NULLEQ       0x80  /* NULL=NULL */
#define SQLITE_NOTNULL      0x90  /* Assert that operands are never NULL */

/*
** An object of this type is created for each virtual table present in
................................................................................

#if SQLITE_MAX_EXPR_DEPTH>0
  int nHeight;           /* Height of the tree headed by this node */
#endif
  int iTable;            /* TK_COLUMN: cursor number of table holding column
                         ** TK_REGISTER: register number
                         ** TK_TRIGGER: 1 -> new, 0 -> old
                         ** EP_Unlikely:  134217728 times likelihood */

  ynVar iColumn;         /* TK_COLUMN: column index.  -1 for rowid.
                         ** TK_VARIABLE: variable number (always >= 1). */

  i16 iAgg;              /* Which entry in pAggInfo->aCol[] or ->aFunc[] */
  i16 iRightJoinTable;   /* If EP_FromJoin, the right table of the join */
  u8 op2;                /* TK_REGISTER: original value of Expr.op
                         ** TK_COLUMN: the value of p5 for OP_Column
                         ** TK_AGG_FUNCTION: nesting depth */
  AggInfo *pAggInfo;     /* Used by TK_AGG_COLUMN and TK_AGG_FUNCTION */
  Table *pTab;           /* Table for TK_COLUMN expressions. */
................................................................................

/*
** An instance of this object describes where to put of the results of
** a SELECT statement.
*/
struct SelectDest {
  u8 eDest;            /* How to dispose of the results.  On of SRT_* above. */
  char affSdst;        /* Affinity used when eDest==SRT_Set */
  int iSDParm;         /* A parameter used by the eDest disposal method */
  int iSdst;           /* Base register where results are written */
  int nSdst;           /* Number of registers allocated */
  ExprList *pOrderBy;  /* Key columns for SRT_Queue and SRT_DistQueue */
};

/*
................................................................................
#endif
#if defined(SQLITE_TEST)
SQLITE_PRIVATE   void *sqlite3TestTextToPtr(const char*);
#endif

#if defined(SQLITE_DEBUG)
SQLITE_PRIVATE   void sqlite3TreeViewExpr(TreeView*, const Expr*, u8);

SQLITE_PRIVATE   void sqlite3TreeViewExprList(TreeView*, const ExprList*, u8, const char*);
SQLITE_PRIVATE   void sqlite3TreeViewSelect(TreeView*, const Select*, u8);
SQLITE_PRIVATE   void sqlite3TreeViewWith(TreeView*, const With*, u8);
#endif


SQLITE_PRIVATE void sqlite3SetString(char **, sqlite3*, const char*);
................................................................................
SQLITE_PRIVATE Expr *sqlite3PExpr(Parse*, int, Expr*, Expr*, const Token*);
SQLITE_PRIVATE void sqlite3PExprAddSelect(Parse*, Expr*, Select*);
SQLITE_PRIVATE Expr *sqlite3ExprAnd(sqlite3*,Expr*, Expr*);
SQLITE_PRIVATE Expr *sqlite3ExprFunction(Parse*,ExprList*, Token*);
SQLITE_PRIVATE void sqlite3ExprAssignVarNumber(Parse*, Expr*);
SQLITE_PRIVATE void sqlite3ExprDelete(sqlite3*, Expr*);
SQLITE_PRIVATE ExprList *sqlite3ExprListAppend(Parse*,ExprList*,Expr*);

SQLITE_PRIVATE void sqlite3ExprListSetSortOrder(ExprList*,int);
SQLITE_PRIVATE void sqlite3ExprListSetName(Parse*,ExprList*,Token*,int);
SQLITE_PRIVATE void sqlite3ExprListSetSpan(Parse*,ExprList*,ExprSpan*);
SQLITE_PRIVATE void sqlite3ExprListDelete(sqlite3*, ExprList*);
SQLITE_PRIVATE u32 sqlite3ExprListFlags(const ExprList*);
SQLITE_PRIVATE int sqlite3Init(sqlite3*, char**);
SQLITE_PRIVATE int sqlite3InitCallback(void*, int, char**, char**);
................................................................................
#define putVarint    sqlite3PutVarint


SQLITE_PRIVATE const char *sqlite3IndexAffinityStr(sqlite3*, Index*);
SQLITE_PRIVATE void sqlite3TableAffinity(Vdbe*, Table*, int);
SQLITE_PRIVATE char sqlite3CompareAffinity(Expr *pExpr, char aff2);
SQLITE_PRIVATE int sqlite3IndexAffinityOk(Expr *pExpr, char idx_affinity);

SQLITE_PRIVATE char sqlite3ExprAffinity(Expr *pExpr);
SQLITE_PRIVATE int sqlite3Atoi64(const char*, i64*, int, u8);
SQLITE_PRIVATE int sqlite3DecOrHexToI64(const char*, i64*);
SQLITE_PRIVATE void sqlite3ErrorWithMsg(sqlite3*, int, const char*,...);
SQLITE_PRIVATE void sqlite3Error(sqlite3*,int);
SQLITE_PRIVATE void sqlite3SystemError(sqlite3*,int);
SQLITE_PRIVATE void *sqlite3HexToBlob(sqlite3*, const char *z, int n);
................................................................................
SQLITE_PRIVATE void sqlite3RootPageMoved(sqlite3*, int, int, int);
SQLITE_PRIVATE void sqlite3Reindex(Parse*, Token*, Token*);
SQLITE_PRIVATE void sqlite3AlterFunctions(void);
SQLITE_PRIVATE void sqlite3AlterRenameTable(Parse*, SrcList*, Token*);
SQLITE_PRIVATE int sqlite3GetToken(const unsigned char *, int *);
SQLITE_PRIVATE void sqlite3NestedParse(Parse*, const char*, ...);
SQLITE_PRIVATE void sqlite3ExpirePreparedStatements(sqlite3*);
SQLITE_PRIVATE int sqlite3CodeSubselect(Parse *, Expr *, int, int);
SQLITE_PRIVATE void sqlite3SelectPrep(Parse*, Select*, NameContext*);
SQLITE_PRIVATE void sqlite3SelectWrongNumTermsError(Parse *pParse, Select *p);
SQLITE_PRIVATE int sqlite3MatchSpanName(const char*, const char*, const char*, const char*);
SQLITE_PRIVATE int sqlite3ResolveExprNames(NameContext*, Expr*);
SQLITE_PRIVATE int sqlite3ResolveExprListNames(NameContext*, ExprList*);
SQLITE_PRIVATE void sqlite3ResolveSelectNames(Parse*, Select*, NameContext*);
SQLITE_PRIVATE void sqlite3ResolveSelfReference(Parse*,Table*,int,Expr*,ExprList*);
................................................................................
SQLITE_PRIVATE char *sqlite3StrAccumFinish(StrAccum*);
SQLITE_PRIVATE void sqlite3StrAccumReset(StrAccum*);
SQLITE_PRIVATE void sqlite3SelectDestInit(SelectDest*,int,int);
SQLITE_PRIVATE Expr *sqlite3CreateColumnExpr(sqlite3 *, SrcList *, int, int);

SQLITE_PRIVATE void sqlite3BackupRestart(sqlite3_backup *);
SQLITE_PRIVATE void sqlite3BackupUpdate(sqlite3_backup *, Pgno, const u8 *);







#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
SQLITE_PRIVATE void sqlite3AnalyzeFunctions(void);
SQLITE_PRIVATE int sqlite3Stat4ProbeSetValue(Parse*,Index*,UnpackedRecord**,Expr*,u8,int,int*);

SQLITE_PRIVATE int sqlite3Stat4ValueFromExpr(Parse*, Expr*, u8, sqlite3_value**);
SQLITE_PRIVATE void sqlite3Stat4ProbeFree(UnpackedRecord*);
SQLITE_PRIVATE int sqlite3Stat4Column(sqlite3*, const void*, int, int, sqlite3_value**);

#endif

/*
** The interface to the LEMON-generated parser
*/
SQLITE_PRIVATE void *sqlite3ParserAlloc(void*(*)(u64));
SQLITE_PRIVATE void sqlite3ParserFree(void*, void(*)(void*));
................................................................................
#define IN_INDEX_NOOP         5   /* No table available. Use comparisons */
/*
** Allowed flags for the 3rd parameter to sqlite3FindInIndex().
*/
#define IN_INDEX_NOOP_OK     0x0001  /* OK to return IN_INDEX_NOOP */
#define IN_INDEX_MEMBERSHIP  0x0002  /* IN operator used for membership test */
#define IN_INDEX_LOOP        0x0004  /* IN operator used as a loop */
SQLITE_PRIVATE int sqlite3FindInIndex(Parse *, Expr *, u32, int*);

SQLITE_PRIVATE int sqlite3JournalOpen(sqlite3_vfs *, const char *, sqlite3_file *, int, int);
SQLITE_PRIVATE int sqlite3JournalSize(sqlite3_vfs *);
#ifdef SQLITE_ENABLE_ATOMIC_WRITE
SQLITE_PRIVATE   int sqlite3JournalCreate(sqlite3_file *);
#endif

................................................................................
SQLITE_PRIVATE int sqlite3ThreadJoin(SQLiteThread*, void**);
#endif

#if defined(SQLITE_ENABLE_DBSTAT_VTAB) || defined(SQLITE_TEST)
SQLITE_PRIVATE int sqlite3DbstatRegister(sqlite3*);
#endif






#endif /* SQLITEINT_H */

/************** End of sqliteInt.h *******************************************/
/************** Begin file global.c ******************************************/
/*
** 2008 June 13
**
................................................................................
    }
    sqlite3TreeViewPop(pView);
  }
}


/*
** Generate a human-readable description of a the Select object.
*/
SQLITE_PRIVATE void sqlite3TreeViewSelect(TreeView *pView, const Select *p, u8 moreToFollow){
  int n = 0;
  int cnt = 0;
  pView = sqlite3TreeViewPush(pView, moreToFollow);
  if( p->pWith ){
    sqlite3TreeViewWith(pView, p->pWith, 1);
................................................................................
    }
#endif
    case TK_MATCH: {
      sqlite3TreeViewLine(pView, "MATCH {%d:%d}%s",
                          pExpr->iTable, pExpr->iColumn, zFlgs);
      sqlite3TreeViewExpr(pView, pExpr->pRight, 0);
      break;









    }
    default: {
      sqlite3TreeViewLine(pView, "op=%d", pExpr->op);
      break;
    }
  }
  if( zBinOp ){
................................................................................
    sqlite3TreeViewExpr(pView, pExpr->pRight, 0);
  }else if( zUniOp ){
    sqlite3TreeViewLine(pView, "%s%s", zUniOp, zFlgs);
    sqlite3TreeViewExpr(pView, pExpr->pLeft, 0);
  }
  sqlite3TreeViewPop(pView);
}


/*
** Generate a human-readable explanation of an expression list.
*/
SQLITE_PRIVATE void sqlite3TreeViewExprList(
  TreeView *pView,
  const ExprList *pList,
  u8 moreToFollow,
  const char *zLabel
){
  int i;
  pView = sqlite3TreeViewPush(pView, moreToFollow);
  if( zLabel==0 || zLabel[0]==0 ) zLabel = "LIST";
  if( pList==0 ){
    sqlite3TreeViewLine(pView, "%s (empty)", zLabel);
  }else{

    sqlite3TreeViewLine(pView, "%s", zLabel);
    for(i=0; i<pList->nExpr; i++){
      int j = pList->a[i].u.x.iOrderByCol;
      if( j ){
        sqlite3TreeViewPush(pView, 0);
        sqlite3TreeViewLine(pView, "iOrderByCol=%d", j);
      }
      sqlite3TreeViewExpr(pView, pList->a[i].pExpr, i<pList->nExpr-1);
      if( j ) sqlite3TreeViewPop(pView);
    }
  }









  sqlite3TreeViewPop(pView);
}

#endif /* SQLITE_DEBUG */

/************** End of treeview.c ********************************************/
/************** Begin file random.c ******************************************/
................................................................................
    /*  29 */ "NoConflict"       OpHelp("key=r[P3@P4]"),
    /*  30 */ "NotFound"         OpHelp("key=r[P3@P4]"),
    /*  31 */ "Found"            OpHelp("key=r[P3@P4]"),
    /*  32 */ "SeekRowid"        OpHelp("intkey=r[P3]"),
    /*  33 */ "NotExists"        OpHelp("intkey=r[P3]"),
    /*  34 */ "IsNull"           OpHelp("if r[P1]==NULL goto P2"),
    /*  35 */ "NotNull"          OpHelp("if r[P1]!=NULL goto P2"),
    /*  36 */ "Ne"               OpHelp("if r[P1]!=r[P3] goto P2"),
    /*  37 */ "Eq"               OpHelp("if r[P1]==r[P3] goto P2"),
    /*  38 */ "Gt"               OpHelp("if r[P1]>r[P3] goto P2"),
    /*  39 */ "Le"               OpHelp("if r[P1]<=r[P3] goto P2"),
    /*  40 */ "Lt"               OpHelp("if r[P1]<r[P3] goto P2"),
    /*  41 */ "Ge"               OpHelp("if r[P1]>=r[P3] goto P2"),
    /*  42 */ "Last"             OpHelp(""),
    /*  43 */ "BitAnd"           OpHelp("r[P3]=r[P1]&r[P2]"),
    /*  44 */ "BitOr"            OpHelp("r[P3]=r[P1]|r[P2]"),
    /*  45 */ "ShiftLeft"        OpHelp("r[P3]=r[P2]<<r[P1]"),
    /*  46 */ "ShiftRight"       OpHelp("r[P3]=r[P2]>>r[P1]"),
    /*  47 */ "Add"              OpHelp("r[P3]=r[P1]+r[P2]"),
    /*  48 */ "Subtract"         OpHelp("r[P3]=r[P2]-r[P1]"),
    /*  49 */ "Multiply"         OpHelp("r[P3]=r[P1]*r[P2]"),
    /*  50 */ "Divide"           OpHelp("r[P3]=r[P2]/r[P1]"),
    /*  51 */ "Remainder"        OpHelp("r[P3]=r[P2]%r[P1]"),
    /*  52 */ "Concat"           OpHelp("r[P3]=r[P2]+r[P1]"),
    /*  53 */ "SorterSort"       OpHelp(""),
    /*  54 */ "BitNot"           OpHelp("r[P1]= ~r[P1]"),

    /*  55 */ "Sort"             OpHelp(""),
    /*  56 */ "Rewind"           OpHelp(""),
    /*  57 */ "IdxLE"            OpHelp("key=r[P3@P4]"),
    /*  58 */ "IdxGT"            OpHelp("key=r[P3@P4]"),
    /*  59 */ "IdxLT"            OpHelp("key=r[P3@P4]"),
    /*  60 */ "IdxGE"            OpHelp("key=r[P3@P4]"),
    /*  61 */ "RowSetRead"       OpHelp("r[P3]=rowset(P1)"),
    /*  62 */ "RowSetTest"       OpHelp("if r[P3] in rowset(P1) goto P2"),
    /*  63 */ "Program"          OpHelp(""),
    /*  64 */ "FkIfZero"         OpHelp("if fkctr[P1]==0 goto P2"),
    /*  65 */ "IfPos"            OpHelp("if r[P1]>0 then r[P1]-=P3, goto P2"),
    /*  66 */ "IfNotZero"        OpHelp("if r[P1]!=0 then r[P1]-=P3, goto P2"),
    /*  67 */ "DecrJumpZero"     OpHelp("if (--r[P1])==0 goto P2"),
    /*  68 */ "IncrVacuum"       OpHelp(""),
    /*  69 */ "VNext"            OpHelp(""),
    /*  70 */ "Init"             OpHelp("Start at P2"),
    /*  71 */ "Return"           OpHelp(""),
    /*  72 */ "EndCoroutine"     OpHelp(""),
    /*  73 */ "HaltIfNull"       OpHelp("if r[P3]=null halt"),
    /*  74 */ "Halt"             OpHelp(""),
    /*  75 */ "Integer"          OpHelp("r[P2]=P1"),
    /*  76 */ "Int64"            OpHelp("r[P2]=P4"),
    /*  77 */ "String"           OpHelp("r[P2]='P4' (len=P1)"),
    /*  78 */ "Null"             OpHelp("r[P2..P3]=NULL"),
    /*  79 */ "SoftNull"         OpHelp("r[P1]=NULL"),
    /*  80 */ "Blob"             OpHelp("r[P2]=P4 (len=P1)"),
    /*  81 */ "Variable"         OpHelp("r[P2]=parameter(P1,P4)"),
    /*  82 */ "Move"             OpHelp("r[P2@P3]=r[P1@P3]"),
    /*  83 */ "Copy"             OpHelp("r[P2@P3+1]=r[P1@P3+1]"),
    /*  84 */ "SCopy"            OpHelp("r[P2]=r[P1]"),
    /*  85 */ "IntCopy"          OpHelp("r[P2]=r[P1]"),
    /*  86 */ "ResultRow"        OpHelp("output=r[P1@P2]"),
    /*  87 */ "CollSeq"          OpHelp(""),
    /*  88 */ "Function0"        OpHelp("r[P3]=func(r[P2@P5])"),
    /*  89 */ "Function"         OpHelp("r[P3]=func(r[P2@P5])"),
    /*  90 */ "AddImm"           OpHelp("r[P1]=r[P1]+P2"),
    /*  91 */ "RealAffinity"     OpHelp(""),
    /*  92 */ "Cast"             OpHelp("affinity(r[P1])"),
    /*  93 */ "Permutation"      OpHelp(""),
    /*  94 */ "Compare"          OpHelp("r[P1@P3] <-> r[P2@P3]"),
    /*  95 */ "Column"           OpHelp("r[P3]=PX"),
    /*  96 */ "Affinity"         OpHelp("affinity(r[P1@P2])"),
    /*  97 */ "String8"          OpHelp("r[P2]='P4'"),

    /*  98 */ "MakeRecord"       OpHelp("r[P3]=mkrec(r[P1@P2])"),
    /*  99 */ "Count"            OpHelp("r[P2]=count()"),
    /* 100 */ "ReadCookie"       OpHelp(""),
    /* 101 */ "SetCookie"        OpHelp(""),
    /* 102 */ "ReopenIdx"        OpHelp("root=P2 iDb=P3"),
    /* 103 */ "OpenRead"         OpHelp("root=P2 iDb=P3"),
    /* 104 */ "OpenWrite"        OpHelp("root=P2 iDb=P3"),
    /* 105 */ "OpenAutoindex"    OpHelp("nColumn=P2"),
    /* 106 */ "OpenEphemeral"    OpHelp("nColumn=P2"),
    /* 107 */ "SorterOpen"       OpHelp(""),
    /* 108 */ "SequenceTest"     OpHelp("if( cursor[P1].ctr++ ) pc = P2"),
    /* 109 */ "OpenPseudo"       OpHelp("P3 columns in r[P2]"),
    /* 110 */ "Close"            OpHelp(""),
    /* 111 */ "ColumnsUsed"      OpHelp(""),
    /* 112 */ "Sequence"         OpHelp("r[P2]=cursor[P1].ctr++"),
    /* 113 */ "NewRowid"         OpHelp("r[P2]=rowid"),
    /* 114 */ "Insert"           OpHelp("intkey=r[P3] data=r[P2]"),
    /* 115 */ "InsertInt"        OpHelp("intkey=P3 data=r[P2]"),
    /* 116 */ "Delete"           OpHelp(""),
    /* 117 */ "ResetCount"       OpHelp(""),
    /* 118 */ "SorterCompare"    OpHelp("if key(P1)!=trim(r[P3],P4) goto P2"),
    /* 119 */ "SorterData"       OpHelp("r[P2]=data"),
    /* 120 */ "RowKey"           OpHelp("r[P2]=key"),
    /* 121 */ "RowData"          OpHelp("r[P2]=data"),
    /* 122 */ "Rowid"            OpHelp("r[P2]=rowid"),
    /* 123 */ "NullRow"          OpHelp(""),
    /* 124 */ "SorterInsert"     OpHelp(""),
    /* 125 */ "IdxInsert"        OpHelp("key=r[P2]"),
    /* 126 */ "IdxDelete"        OpHelp("key=r[P2@P3]"),
    /* 127 */ "Seek"             OpHelp("Move P3 to P1.rowid"),
    /* 128 */ "IdxRowid"         OpHelp("r[P2]=rowid"),
    /* 129 */ "Destroy"          OpHelp(""),
    /* 130 */ "Clear"            OpHelp(""),
    /* 131 */ "ResetSorter"      OpHelp(""),
    /* 132 */ "CreateIndex"      OpHelp("r[P2]=root iDb=P1"),
    /* 133 */ "Real"             OpHelp("r[P2]=P4"),

    /* 134 */ "CreateTable"      OpHelp("r[P2]=root iDb=P1"),
    /* 135 */ "ParseSchema"      OpHelp(""),
    /* 136 */ "LoadAnalysis"     OpHelp(""),
    /* 137 */ "DropTable"        OpHelp(""),
    /* 138 */ "DropIndex"        OpHelp(""),
    /* 139 */ "DropTrigger"      OpHelp(""),
    /* 140 */ "IntegrityCk"      OpHelp(""),
    /* 141 */ "RowSetAdd"        OpHelp("rowset(P1)=r[P2]"),
    /* 142 */ "Param"            OpHelp(""),
    /* 143 */ "FkCounter"        OpHelp("fkctr[P1]+=P2"),
    /* 144 */ "MemMax"           OpHelp("r[P1]=max(r[P1],r[P2])"),
    /* 145 */ "OffsetLimit"      OpHelp("if r[P1]>0 then r[P2]=r[P1]+max(0,r[P3]) else r[P2]=(-1)"),
    /* 146 */ "AggStep0"         OpHelp("accum=r[P3] step(r[P2@P5])"),
    /* 147 */ "AggStep"          OpHelp("accum=r[P3] step(r[P2@P5])"),
    /* 148 */ "AggFinal"         OpHelp("accum=r[P1] N=P2"),
    /* 149 */ "Expire"           OpHelp(""),
    /* 150 */ "TableLock"        OpHelp("iDb=P1 root=P2 write=P3"),
    /* 151 */ "VBegin"           OpHelp(""),
    /* 152 */ "VCreate"          OpHelp(""),
    /* 153 */ "VDestroy"         OpHelp(""),
    /* 154 */ "VOpen"            OpHelp(""),
    /* 155 */ "VColumn"          OpHelp("r[P3]=vcolumn(P2)"),
    /* 156 */ "VRename"          OpHelp(""),
    /* 157 */ "Pagecount"        OpHelp(""),
    /* 158 */ "MaxPgcnt"         OpHelp(""),
    /* 159 */ "CursorHint"       OpHelp(""),
    /* 160 */ "Noop"             OpHelp(""),
    /* 161 */ "Explain"          OpHelp(""),
  };
  return azName[i];
}
#endif

/************** End of opcodes.c *********************************************/
/************** Begin file os_unix.c *****************************************/
................................................................................
** then savepoint iSavepoint is also destroyed.
**
** This function may return SQLITE_NOMEM if a memory allocation fails,
** or an IO error code if an IO error occurs while rolling back a 
** savepoint. If no errors occur, SQLITE_OK is returned.
*/ 
SQLITE_PRIVATE int sqlite3PagerSavepoint(Pager *pPager, int op, int iSavepoint){
  int rc = pPager->errCode;       /* Return code */





  assert( op==SAVEPOINT_RELEASE || op==SAVEPOINT_ROLLBACK );
  assert( iSavepoint>=0 || op==SAVEPOINT_ROLLBACK );

  if( rc==SQLITE_OK && iSavepoint<pPager->nSavepoint ){
    int ii;            /* Iterator variable */
    int nNew;          /* Number of remaining savepoints after this op. */
................................................................................
    ** the database file, so the playback operation can be skipped.
    */
    else if( pagerUseWal(pPager) || isOpen(pPager->jfd) ){
      PagerSavepoint *pSavepoint = (nNew==0)?0:&pPager->aSavepoint[nNew-1];
      rc = pagerPlaybackSavepoint(pPager, pSavepoint);
      assert(rc!=SQLITE_DONE);
    }














  }

  return rc;
}

/*
** Return the full pathname of the database file.
................................................................................
    p->pDest = findBtree(pDestDb, pDestDb, zDestDb);
    p->pDestDb = pDestDb;
    p->pSrcDb = pSrcDb;
    p->iNext = 1;
    p->isAttached = 0;

    if( 0==p->pSrc || 0==p->pDest 
     || setDestPgsz(p)==SQLITE_NOMEM 
     || checkReadTransaction(pDestDb, p->pDest)!=SQLITE_OK 
     ){
      /* One (or both) of the named databases did not exist or an OOM
      ** error was hit. Or there is a transaction open on the destination
      ** database. The error has already been written into the pDestDb 
      ** handle. All that is left to do here is free the sqlite3_backup 
      ** structure.  */
................................................................................
    */
    if( p->pDestDb && p->pSrc->pBt->inTransaction==TRANS_WRITE ){
      rc = SQLITE_BUSY;
    }else{
      rc = SQLITE_OK;
    }

    /* Lock the destination database, if it is not locked already. */
    if( SQLITE_OK==rc && p->bDestLocked==0
     && SQLITE_OK==(rc = sqlite3BtreeBeginTrans(p->pDest, 2)) 
    ){
      p->bDestLocked = 1;
      sqlite3BtreeGetMeta(p->pDest, BTREE_SCHEMA_VERSION, &p->iDestSchema);
    }

    /* If there is no open read-transaction on the source database, open
    ** one now. If a transaction is opened here, then it will be closed
    ** before this function exits.
    */
    if( rc==SQLITE_OK && 0==sqlite3BtreeIsInReadTrans(p->pSrc) ){
      rc = sqlite3BtreeBeginTrans(p->pSrc, 0);
      bCloseTrans = 1;
    }



















    /* Do not allow backup if the destination database is in WAL mode
    ** and the page sizes are different between source and destination */
    pgszSrc = sqlite3BtreeGetPageSize(p->pSrc);
    pgszDest = sqlite3BtreeGetPageSize(p->pDest);
    destMode = sqlite3PagerGetJournalMode(sqlite3BtreePager(p->pDest));
    if( SQLITE_OK==rc && destMode==PAGER_JOURNALMODE_WAL && pgszSrc!=pgszDest ){
................................................................................
}

/*
** This function is used to allocate and populate UnpackedRecord 
** structures intended to be compared against sample index keys stored 
** in the sqlite_stat4 table.
**
** A single call to this function attempts to populates field iVal (leftmost 
** is 0 etc.) of the unpacked record with a value extracted from expression
** pExpr. Extraction of values is possible if:
**
**  * (pExpr==0). In this case the value is assumed to be an SQL NULL,
**
**  * The expression is a bound variable, and this is a reprepare, or
**
**  * The sqlite3ValueFromExpr() function is able to extract a value 
**    from the expression (i.e. the expression is a literal value).
**
** If a value can be extracted, the affinity passed as the 5th argument
** is applied to it before it is copied into the UnpackedRecord. Output
** parameter *pbOk is set to true if a value is extracted, or false 
** otherwise.




**
** When this function is called, *ppRec must either point to an object
** allocated by an earlier call to this function, or must be NULL. If it
** is NULL and a value can be successfully extracted, a new UnpackedRecord
** is allocated (and *ppRec set to point to it) before returning.
**
** Unless an error is encountered, SQLITE_OK is returned. It is not an
................................................................................
** occur, an SQLite error code is returned.
*/
SQLITE_PRIVATE int sqlite3Stat4ProbeSetValue(
  Parse *pParse,                  /* Parse context */
  Index *pIdx,                    /* Index being probed */
  UnpackedRecord **ppRec,         /* IN/OUT: Probe record */
  Expr *pExpr,                    /* The expression to extract a value from */
  u8 affinity,                    /* Affinity to use */
  int iVal,                       /* Array element to populate */
  int *pbOk                       /* OUT: True if value was extracted */
){
  int rc;
  sqlite3_value *pVal = 0;



  struct ValueNewStat4Ctx alloc;

  alloc.pParse = pParse;
  alloc.pIdx = pIdx;
  alloc.ppRec = ppRec;





  alloc.iVal = iVal;




  rc = stat4ValueFromExpr(pParse, pExpr, affinity, &alloc, &pVal);
  assert( pVal==0 || pVal->db==pParse->db );
  *pbOk = (pVal!=0);



  return rc;
}

/*
** Attempt to extract a value from expression pExpr using the methods
** as described for sqlite3Stat4ProbeSetValue() above. 
**
................................................................................
  char *zTemp,       /* Write result here */
  int nTemp          /* Space available in zTemp[] */
){
  const char *zOpName;
  const char *zSynopsis;
  int nOpName;
  int ii, jj;

  zOpName = sqlite3OpcodeName(pOp->opcode);
  nOpName = sqlite3Strlen30(zOpName);
  if( zOpName[nOpName+1] ){
    int seenCom = 0;
    char c;
    zSynopsis = zOpName += nOpName + 1;








    for(ii=jj=0; jj<nTemp-1 && (c = zSynopsis[ii])!=0; ii++){
      if( c=='P' ){
        c = zSynopsis[++ii];
        if( c=='4' ){
          sqlite3_snprintf(nTemp-jj, zTemp+jj, "%s", zP4);
        }else if( c=='X' ){
          sqlite3_snprintf(nTemp-jj, zTemp+jj, "%s", pOp->zComment);
................................................................................
#ifdef SQLITE_DEBUG
  int nExtraDelete = 0;      /* Verifies FORDELETE and AUXDELETE flags */
#endif
  int rc = SQLITE_OK;        /* Value to return */
  sqlite3 *db = p->db;       /* The database */
  u8 resetSchemaOnFault = 0; /* Reset schema after an error if positive */
  u8 encoding = ENC(db);     /* The database encoding */
  int iCompare = 0;          /* Result of last OP_Compare operation */
  unsigned nVmStep = 0;      /* Number of virtual machine steps */
#ifndef SQLITE_OMIT_PROGRESS_CALLBACK
  unsigned nProgressLimit = 0;/* Invoke xProgress() when nVmStep reaches this */
#endif
  Mem *aMem = p->aMem;       /* Copy of p->aMem */
  Mem *pIn1 = 0;             /* 1st input operand */
  Mem *pIn2 = 0;             /* 2nd input operand */
................................................................................
  pIn1->u.i = (int)(pOp - aOp);
  REGISTER_TRACE(pOp->p1, pIn1);
  pOp = &aOp[pcDest];
  break;
}

/* Opcode:  HaltIfNull  P1 P2 P3 P4 P5
** Synopsis:  if r[P3]=null halt
**
** Check the value in register P3.  If it is NULL then Halt using
** parameter P1, P2, and P4 as if this were a Halt instruction.  If the
** value in register P3 is not NULL, then this routine is a no-op.
** The P5 parameter should be 1.
*/
case OP_HaltIfNull: {      /* in3 */
................................................................................
    if( pIn3->u.i==pOp->p5 ) pOut->flags = MEM_Blob|MEM_Static|MEM_Term;
  }
#endif
  break;
}

/* Opcode: Null P1 P2 P3 * *
** Synopsis:  r[P2..P3]=NULL
**
** Write a NULL into registers P2.  If P3 greater than P2, then also write
** NULL into register P3 and every register in between P2 and P3.  If P3
** is less than P2 (typically P3 is zero) then only register P2 is
** set to NULL.
**
** If the P1 value is non-zero, then also set the MEM_Cleared flag so that
................................................................................
    pOut->flags = nullFlag;
    cnt--;
  }
  break;
}

/* Opcode: SoftNull P1 * * * *
** Synopsis:  r[P1]=NULL
**
** Set register P1 to have the value NULL as seen by the OP_MakeRecord
** instruction, but do not free any string or blob memory associated with
** the register, so that if the value was a string or blob that was
** previously copied using OP_SCopy, the copies will continue to be valid.
*/
case OP_SoftNull: {
................................................................................
  pOut = out2Prerelease(p, pOp);
  sqlite3VdbeMemShallowCopy(pOut, pVar, MEM_Static);
  UPDATE_MAX_BLOBSIZE(pOut);
  break;
}

/* Opcode: Move P1 P2 P3 * *
** Synopsis:  r[P2@P3]=r[P1@P3]
**
** Move the P3 values in register P1..P1+P3-1 over into
** registers P2..P2+P3-1.  Registers P1..P1+P3-1 are
** left holding a NULL.  It is an error for register ranges
** P1..P1+P3-1 and P2..P2+P3-1 to overlap.  It is an error
** for P3 to be less than 1.
*/
................................................................................
  assert( (pIn1->flags & MEM_Int)!=0 );
  pOut = &aMem[pOp->p2];
  sqlite3VdbeMemSetInt64(pOut, pIn1->u.i);
  break;
}

/* Opcode: ResultRow P1 P2 * * *
** Synopsis:  output=r[P1@P2]
**
** The registers P1 through P1+P2-1 contain a single row of
** results. This opcode causes the sqlite3_step() call to terminate
** with an SQLITE_ROW return code and it sets up the sqlite3_stmt
** structure to provide access to the r(P1)..r(P1+P2-1) values as
** the result row.
*/
................................................................................
  pOut->n = (int)nByte;
  pOut->enc = encoding;
  UPDATE_MAX_BLOBSIZE(pOut);
  break;
}

/* Opcode: Add P1 P2 P3 * *
** Synopsis:  r[P3]=r[P1]+r[P2]
**
** Add the value in register P1 to the value in register P2
** and store the result in register P3.
** If either input is NULL, the result is NULL.
*/
/* Opcode: Multiply P1 P2 P3 * *
** Synopsis:  r[P3]=r[P1]*r[P2]
**
**
** Multiply the value in register P1 by the value in register P2
** and store the result in register P3.
** If either input is NULL, the result is NULL.
*/
/* Opcode: Subtract P1 P2 P3 * *
** Synopsis:  r[P3]=r[P2]-r[P1]
**
** Subtract the value in register P1 from the value in register P2
** and store the result in register P3.
** If either input is NULL, the result is NULL.
*/
/* Opcode: Divide P1 P2 P3 * *
** Synopsis:  r[P3]=r[P2]/r[P1]
**
** Divide the value in register P1 by the value in register P2
** and store the result in register P3 (P3=P2/P1). If the value in 
** register P1 is zero, then the result is NULL. If either input is 
** NULL, the result is NULL.
*/
/* Opcode: Remainder P1 P2 P3 * *
** Synopsis:  r[P3]=r[P2]%r[P1]
**
** Compute the remainder after integer register P2 is divided by 
** register P1 and store the result in register P3. 
** If the value in register P1 is zero the result is NULL.
** If either operand is NULL, the result is NULL.
*/
case OP_Add:                   /* same as TK_PLUS, in1, in2, out3 */
................................................................................

  REGISTER_TRACE(pOp->p3, pCtx->pOut);
  UPDATE_MAX_BLOBSIZE(pCtx->pOut);
  break;
}

/* Opcode: BitAnd P1 P2 P3 * *
** Synopsis:  r[P3]=r[P1]&r[P2]
**
** Take the bit-wise AND of the values in register P1 and P2 and
** store the result in register P3.
** If either input is NULL, the result is NULL.
*/
/* Opcode: BitOr P1 P2 P3 * *
** Synopsis:  r[P3]=r[P1]|r[P2]
**
** Take the bit-wise OR of the values in register P1 and P2 and
** store the result in register P3.
** If either input is NULL, the result is NULL.
*/
/* Opcode: ShiftLeft P1 P2 P3 * *
** Synopsis:  r[P3]=r[P2]<<r[P1]
**
** Shift the integer value in register P2 to the left by the
** number of bits specified by the integer in register P1.
** Store the result in register P3.
** If either input is NULL, the result is NULL.
*/
/* Opcode: ShiftRight P1 P2 P3 * *
** Synopsis:  r[P3]=r[P2]>>r[P1]
**
** Shift the integer value in register P2 to the right by the
** number of bits specified by the integer in register P1.
** Store the result in register P3.
** If either input is NULL, the result is NULL.
*/
case OP_BitAnd:                 /* same as TK_BITAND, in1, in2, out3 */
................................................................................
  }
  pOut->u.i = iA;
  MemSetTypeFlag(pOut, MEM_Int);
  break;
}

/* Opcode: AddImm  P1 P2 * * *
** Synopsis:  r[P1]=r[P1]+P2
** 
** Add the constant P2 to the value in register P1.
** The result is always an integer.
**
** To force any register to be an integer, just add 0.
*/
case OP_AddImm: {            /* in1 */
................................................................................
  sqlite3VdbeMemCast(pIn1, pOp->p2, encoding);
  UPDATE_MAX_BLOBSIZE(pIn1);
  if( rc ) goto abort_due_to_error;
  break;
}
#endif /* SQLITE_OMIT_CAST */















































/* Opcode: Lt P1 P2 P3 P4 P5
** Synopsis: if r[P1]<r[P3] goto P2
**
** Compare the values in register P1 and P3.  If reg(P3)<reg(P1) then
** jump to address P2.  

**
** If the SQLITE_JUMPIFNULL bit of P5 is set and either reg(P1) or
** reg(P3) is NULL then take the jump.  If the SQLITE_JUMPIFNULL 
** bit is clear then fall through if either operand is NULL.
**
** The SQLITE_AFF_MASK portion of P5 must be an affinity character -
** SQLITE_AFF_TEXT, SQLITE_AFF_INTEGER, and so forth. An attempt is made 
** to coerce both inputs according to this affinity before the
** comparison is made. If the SQLITE_AFF_MASK is 0x00, then numeric
** affinity is used. Note that the affinity conversions are stored
................................................................................
** used to determine the results of the comparison.  If both values
** are text, then the appropriate collating function specified in
** P4 is  used to do the comparison.  If P4 is not specified then
** memcmp() is used to compare text string.  If both values are
** numeric, then a numeric comparison is used. If the two values
** are of different types, then numbers are considered less than
** strings and strings are considered less than blobs.
**
** If the SQLITE_STOREP2 bit of P5 is set, then do not jump.  Instead,
** store a boolean result (either 0, or 1, or NULL) in register P2.
**
** If the SQLITE_NULLEQ bit is set in P5, then NULL values are considered
** equal to one another, provided that they do not have their MEM_Cleared
** bit set.
*/
/* Opcode: Ne P1 P2 P3 P4 P5
** Synopsis: if r[P1]!=r[P3] goto P2
**
** This works just like the Lt opcode except that the jump is taken if
** the operands in registers P1 and P3 are not equal.  See the Lt opcode for
** additional information.
**
** If SQLITE_NULLEQ is set in P5 then the result of comparison is always either
** true or false and is never NULL.  If both operands are NULL then the result
** of comparison is false.  If either operand is NULL then the result is true.
** If neither operand is NULL the result is the same as it would be if
** the SQLITE_NULLEQ flag were omitted from P5.
*/
/* Opcode: Eq P1 P2 P3 P4 P5
** Synopsis: if r[P1]==r[P3] goto P2
**
** This works just like the Lt opcode except that the jump is taken if
** the operands in registers P1 and P3 are equal.
** See the Lt opcode for additional information.
**
** If SQLITE_NULLEQ is set in P5 then the result of comparison is always either
** true or false and is never NULL.  If both operands are NULL then the result
** of comparison is true.  If either operand is NULL then the result is false.
** If neither operand is NULL the result is the same as it would be if
** the SQLITE_NULLEQ flag were omitted from P5.
*/
/* Opcode: Le P1 P2 P3 P4 P5
** Synopsis: if r[P1]<=r[P3] goto P2
**
** This works just like the Lt opcode except that the jump is taken if
** the content of register P3 is less than or equal to the content of
** register P1.  See the Lt opcode for additional information.
*/
/* Opcode: Gt P1 P2 P3 P4 P5
** Synopsis: if r[P1]>r[P3] goto P2
**
** This works just like the Lt opcode except that the jump is taken if
** the content of register P3 is greater than the content of
** register P1.  See the Lt opcode for additional information.
*/
/* Opcode: Ge P1 P2 P3 P4 P5
** Synopsis: if r[P1]>=r[P3] goto P2
**
** This works just like the Lt opcode except that the jump is taken if
** the content of register P3 is greater than or equal to the content of
** register P1.  See the Lt opcode for additional information.
*/
case OP_Eq:               /* same as TK_EQ, jump, in1, in3 */
case OP_Ne:               /* same as TK_NE, jump, in1, in3 */
case OP_Lt:               /* same as TK_LT, jump, in1, in3 */
case OP_Le:               /* same as TK_LE, jump, in1, in3 */
case OP_Gt:               /* same as TK_GT, jump, in1, in3 */
case OP_Ge: {             /* same as TK_GE, jump, in1, in3 */
  int res;            /* Result of the comparison of pIn1 against pIn3 */
  char affinity;      /* Affinity to use for comparison */
  u16 flags1;         /* Copy of initial value of pIn1->flags */
  u16 flags3;         /* Copy of initial value of pIn3->flags */

  pIn1 = &aMem[pOp->p1];
  pIn3 = &aMem[pOp->p3];
  flags1 = pIn1->flags;
................................................................................
      assert( pOp->opcode==OP_Eq || pOp->opcode==OP_Ne );
      assert( (flags1 & MEM_Cleared)==0 );
      assert( (pOp->p5 & SQLITE_JUMPIFNULL)==0 );
      if( (flags1&MEM_Null)!=0
       && (flags3&MEM_Null)!=0
       && (flags3&MEM_Cleared)==0
      ){
        res = 0;  /* Results are equal */
      }else{
        res = 1;  /* Results are not equal */
      }
    }else{
      /* SQLITE_NULLEQ is clear and at least one operand is NULL,
      ** then the result is always NULL.
      ** The jump is taken if the SQLITE_JUMPIFNULL bit is set.
      */
      if( pOp->p5 & SQLITE_STOREP2 ){
        pOut = &aMem[pOp->p2];

        memAboutToChange(p, pOut);
        MemSetTypeFlag(pOut, MEM_Null);
        REGISTER_TRACE(pOp->p2, pOut);
      }else{
        VdbeBranchTaken(2,3);
        if( pOp->p5 & SQLITE_JUMPIFNULL ){
          goto jump_to_p2;
................................................................................
    if( flags3 & MEM_Zero ){
      sqlite3VdbeMemExpandBlob(pIn3);
      flags3 &= ~MEM_Zero;
    }
    res = sqlite3MemCompare(pIn3, pIn1, pOp->p4.pColl);
  }
  switch( pOp->opcode ){
    case OP_Eq:    res = res==0;     break;
    case OP_Ne:    res = res!=0;     break;
    case OP_Lt:    res = res<0;      break;
    case OP_Le:    res = res<=0;     break;
    case OP_Gt:    res = res>0;      break;
    default:       res = res>=0;     break;
  }

  /* Undo any changes made by applyAffinity() to the input registers. */
  assert( (pIn1->flags & MEM_Dyn) == (flags1 & MEM_Dyn) );
  pIn1->flags = flags1;
  assert( (pIn3->flags & MEM_Dyn) == (flags3 & MEM_Dyn) );
  pIn3->flags = flags3;

  if( pOp->p5 & SQLITE_STOREP2 ){
    pOut = &aMem[pOp->p2];


















    memAboutToChange(p, pOut);
    MemSetTypeFlag(pOut, MEM_Int);
    pOut->u.i = res;
    REGISTER_TRACE(pOp->p2, pOut);
  }else{
    VdbeBranchTaken(res!=0, (pOp->p5 & SQLITE_NULLEQ)?2:3);
    if( res ){
      goto jump_to_p2;
    }
  }
  break;
}



















/* Opcode: Permutation * * * P4 *
**
** Set the permutation used by the OP_Compare operator to be the array
** of integers in P4.
**
** The permutation is only valid until the next OP_Compare that has
................................................................................
  if( c ){
    goto jump_to_p2;
  }
  break;
}

/* Opcode: IsNull P1 P2 * * *
** Synopsis:  if r[P1]==NULL goto P2
**
** Jump to P2 if the value in register P1 is NULL.
*/
case OP_IsNull: {            /* same as TK_ISNULL, jump, in1 */
  pIn1 = &aMem[pOp->p1];
  VdbeBranchTaken( (pIn1->flags & MEM_Null)!=0, 2);
  if( (pIn1->flags & MEM_Null)!=0 ){
................................................................................
  if( (pIn1->flags & MEM_Null)==0 ){
    goto jump_to_p2;
  }
  break;
}

/* Opcode: Column P1 P2 P3 P4 P5
** Synopsis:  r[P3]=PX
**
** Interpret the data that cursor P1 points to as a structure built using
** the MakeRecord instruction.  (See the MakeRecord opcode for additional
** information about the format of the data.)  Extract the P2-th column
** from this record.  If there are less that (P2+1) 
** values in the record, extract a NULL.
**
................................................................................
    goto jump_to_p2;
  }else if( eqOnly ){
    assert( pOp[1].opcode==OP_IdxLT || pOp[1].opcode==OP_IdxGT );
    pOp++; /* Skip the OP_IdxLt or OP_IdxGT that follows */
  }
  break;
}
  

/* Opcode: Found P1 P2 P3 P4 *
** Synopsis: key=r[P3@P4]
**
** If P4==0 then register P3 holds a blob constructed by MakeRecord.  If
** P4>0 then register P3 is the first of P4 registers that form an unpacked
** record.
................................................................................
** value of register P2 will then change.  Make sure this does not
** cause any problems.)
**
** This instruction only works on tables.  The equivalent instruction
** for indices is OP_IdxInsert.
*/
/* Opcode: InsertInt P1 P2 P3 P4 P5
** Synopsis:  intkey=P3 data=r[P2]
**
** This works exactly like OP_Insert except that the key is the
** integer value P3, not the value of the integer stored in register P3.
*/
case OP_Insert: 
case OP_InsertInt: {
  Mem *pData;       /* MEM cell holding data for the record to be inserted */
................................................................................
case OP_ResetCount: {
  sqlite3VdbeSetChanges(db, p->nChange);
  p->nChange = 0;
  break;
}

/* Opcode: SorterCompare P1 P2 P3 P4
** Synopsis:  if key(P1)!=trim(r[P3],P4) goto P2
**
** P1 is a sorter cursor. This instruction compares a prefix of the
** record blob in register P3 against a prefix of the entry that 
** the sorter cursor currently points to.  Only the first P4 fields
** of r[P3] and the sorter record are compared.
**
** If either P3 or the sorter contains a NULL in one of their significant
................................................................................
  }
  assert( pC->deferredMoveto==0 );
  pC->cacheStatus = CACHE_STALE;
  break;
}

/* Opcode: Seek P1 * P3 P4 *
** Synopsis:  Move P3 to P1.rowid
**
** P1 is an open index cursor and P3 is a cursor on the corresponding
** table.  This opcode does a deferred seek of the P3 table cursor
** to the row that corresponds to the current row of P1.
**
** This is a deferred seek.  Nothing actually happens until
** the cursor is used to read a record.  That way, if no reads
................................................................................
  UPDATE_MAX_BLOBSIZE(pIn1);
  sqlite3VdbeChangeEncoding(pIn1, encoding);
  break;
}
#endif /* SQLITE_OMIT_INTEGRITY_CHECK */

/* Opcode: RowSetAdd P1 P2 * * *
** Synopsis:  rowset(P1)=r[P2]
**
** Insert the integer value held by register P2 into a boolean index
** held in register P1.
**
** An assertion fails if P2 is not an integer.
*/
case OP_RowSetAdd: {       /* in1, in2 */
................................................................................
    if( (pIn1->flags & MEM_RowSet)==0 ) goto no_mem;
  }
  sqlite3RowSetInsert(pIn1->u.pRowSet, pIn2->u.i);
  break;
}

/* Opcode: RowSetRead P1 P2 P3 * *
** Synopsis:  r[P3]=rowset(P1)
**
** Extract the smallest value from boolean index P1 and put that value into
** register P3.  Or, if boolean index P1 is initially empty, leave P3
** unchanged and jump to instruction P2.
*/
case OP_RowSetRead: {       /* jump, in1, out3 */
  i64 val;
................................................................................
  pOut->u.i = sqlite3BtreeMaxPageCount(pBt, newMax);
  break;
}
#endif


/* Opcode: Init * P2 * P4 *
** Synopsis:  Start at P2
**
** Programs contain a single instance of this opcode as the very first
** opcode.
**
** If tracing is enabled (by the sqlite3_trace()) interface, then
** the UTF-8 string contained in P4 is emitted on the trace callback.
** Or if P4 is blank, use the string returned by sqlite3_sql().
................................................................................
  if( (db->flags & SQLITE_SqlTrace)!=0
   && (zTrace = (pOp->p4.z ? pOp->p4.z : p->zSql))!=0
  ){
    sqlite3DebugPrintf("SQL-trace: %s\n", zTrace);
  }
#endif /* SQLITE_DEBUG */
#endif /* SQLITE_OMIT_TRACE */
  if( pOp->p2 ) goto jump_to_p2;
  break;
}

#ifdef SQLITE_ENABLE_CURSOR_HINTS
/* Opcode: CursorHint P1 * * P4 *
**
** Provide a hint to cursor P1 that it only needs to return rows that
** satisfy the Expr in P4.  TK_REGISTER terms in the P4 expression refer
................................................................................
      }
      break;
    }
    case TK_VARIABLE: {
      notValid(pParse, pNC, "parameters", NC_IsCheck|NC_PartIdx|NC_IdxExpr);
      break;
    }



























  }
  return (pParse->nErr || pParse->db->mallocFailed) ? WRC_Abort : WRC_Continue;
}

/*
** pEList is a list of expressions which are really the result set of the
** a SELECT statement.  pE is a term in an ORDER BY or GROUP BY clause.
................................................................................
**    May you share freely, never taking more than you give.
**
*************************************************************************
** This file contains routines used for analyzing expressions and
** for generating VDBE code that evaluates expressions in SQLite.
*/
/* #include "sqliteInt.h" */













/*
** Return the 'affinity' of the expression pExpr if any.
**
** If pExpr is a column, a reference to a column via an 'AS' alias,
** or a sub-select with a column as the return value, then the 
** affinity of that column is returned. Otherwise, 0x00 is returned,
................................................................................
  pExpr = sqlite3ExprSkipCollate(pExpr);
  if( pExpr->flags & EP_Generic ) return 0;
  op = pExpr->op;
  if( op==TK_SELECT ){
    assert( pExpr->flags&EP_xIsSelect );
    return sqlite3ExprAffinity(pExpr->x.pSelect->pEList->a[0].pExpr);
  }

#ifndef SQLITE_OMIT_CAST
  if( op==TK_CAST ){
    assert( !ExprHasProperty(pExpr, EP_IntValue) );
    return sqlite3AffinityType(pExpr->u.zToken, 0);
  }
#endif
  if( (op==TK_AGG_COLUMN || op==TK_COLUMN || op==TK_REGISTER) 
   && pExpr->pTab!=0
  ){
    /* op==TK_REGISTER && pExpr->pTab!=0 happens when pExpr was originally
    ** a TK_COLUMN but was previously evaluated and cached in a register */
    int j = pExpr->iColumn;
    if( j<0 ) return SQLITE_AFF_INTEGER;
    assert( pExpr->pTab && j<pExpr->pTab->nCol );
    return pExpr->pTab->aCol[j].affinity;
  }
  return pExpr->affinity;
}

/*
** Set the collating sequence for expression pExpr to be the collating
** sequence named by pToken.   Return a pointer to a new Expr node that
................................................................................
          pExpr->op==TK_NE || pExpr->op==TK_IS || pExpr->op==TK_ISNOT );
  assert( pExpr->pLeft );
  aff = sqlite3ExprAffinity(pExpr->pLeft);
  if( pExpr->pRight ){
    aff = sqlite3CompareAffinity(pExpr->pRight, aff);
  }else if( ExprHasProperty(pExpr, EP_xIsSelect) ){
    aff = sqlite3CompareAffinity(pExpr->x.pSelect->pEList->a[0].pExpr, aff);
  }else if( !aff ){
    aff = SQLITE_AFF_BLOB;
  }
  return aff;
}

/*
** pExpr is a comparison expression, eg. '=', '<', IN(...) etc.
................................................................................
  p4 = sqlite3BinaryCompareCollSeq(pParse, pLeft, pRight);
  p5 = binaryCompareP5(pLeft, pRight, jumpIfNull);
  addr = sqlite3VdbeAddOp4(pParse->pVdbe, opcode, in2, dest, in1,
                           (void*)p4, P4_COLLSEQ);
  sqlite3VdbeChangeP5(pParse->pVdbe, (u8)p5);
  return addr;
}









































































































































































































































































#if SQLITE_MAX_EXPR_DEPTH>0
/*
** Check that argument nHeight is less than or equal to the maximum
** expression depth allowed. If it is not, leave an error message in
** pParse.
*/
................................................................................
static SQLITE_NOINLINE void sqlite3ExprDeleteNN(sqlite3 *db, Expr *p){
  assert( p!=0 );
  /* Sanity check: Assert that the IntValue is non-negative if it exists */
  assert( !ExprHasProperty(p, EP_IntValue) || p->u.iValue>=0 );
  if( !ExprHasProperty(p, EP_TokenOnly) ){
    /* The Expr.x union is never used at the same time as Expr.pRight */
    assert( p->x.pList==0 || p->pRight==0 );
    sqlite3ExprDelete(db, p->pLeft);
    sqlite3ExprDelete(db, p->pRight);
    if( ExprHasProperty(p, EP_MemToken) ) sqlite3DbFree(db, p->u.zToken);
    if( ExprHasProperty(p, EP_xIsSelect) ){
      sqlite3SelectDelete(db, p->x.pSelect);
    }else{
      sqlite3ExprListDelete(db, p->x.pList);
    }
................................................................................
                       exprDup(db, p->pRight, EXPRDUP_REDUCE, &zAlloc) : 0;
      }
      if( pzBuffer ){
        *pzBuffer = zAlloc;
      }
    }else{
      if( !ExprHasProperty(p, EP_TokenOnly) ){



        pNew->pLeft = sqlite3ExprDup(db, p->pLeft, 0);

        pNew->pRight = sqlite3ExprDup(db, p->pRight, 0);
      }
    }
  }
  return pNew;
}

................................................................................

no_mem:     
  /* Avoid leaking memory if malloc has failed. */
  sqlite3ExprDelete(db, pExpr);
  sqlite3ExprListDelete(db, pList);
  return 0;
}























































/*
** Set the sort order for the last element on the given ExprList.
*/
SQLITE_PRIVATE void sqlite3ExprListSetSortOrder(ExprList *p, int iSortOrder){
  if( p==0 ) return;
  assert( SQLITE_SO_UNDEFINED<0 && SQLITE_SO_ASC>=0 && SQLITE_SO_DESC>0 );
................................................................................
** table, then return NULL.
*/
#ifndef SQLITE_OMIT_SUBQUERY
static Select *isCandidateForInOpt(Expr *pX){
  Select *p;
  SrcList *pSrc;
  ExprList *pEList;
  Expr *pRes;
  Table *pTab;

  if( !ExprHasProperty(pX, EP_xIsSelect) ) return 0;  /* Not a subquery */
  if( ExprHasProperty(pX, EP_VarSelect)  ) return 0;  /* Correlated subq */
  p = pX->x.pSelect;
  if( p->pPrior ) return 0;              /* Not a compound SELECT */
  if( p->selFlags & (SF_Distinct|SF_Aggregate) ){
    testcase( (p->selFlags & (SF_Distinct|SF_Aggregate))==SF_Distinct );
    testcase( (p->selFlags & (SF_Distinct|SF_Aggregate))==SF_Aggregate );
................................................................................
  if( pSrc->nSrc!=1 ) return 0;          /* Single term in FROM clause */
  if( pSrc->a[0].pSelect ) return 0;     /* FROM is not a subquery or view */
  pTab = pSrc->a[0].pTab;
  assert( pTab!=0 );
  assert( pTab->pSelect==0 );            /* FROM clause is not a view */
  if( IsVirtual(pTab) ) return 0;        /* FROM clause not a virtual table */
  pEList = p->pEList;
  if( pEList->nExpr!=1 ) return 0;       /* One column in the result set */


  pRes = pEList->a[0].pExpr;
  if( pRes->op!=TK_COLUMN ) return 0;    /* Result is a column */
  assert( pRes->iTable==pSrc->a[0].iCursor );  /* Not a correlated subquery */

  return p;
}
#endif /* SQLITE_OMIT_SUBQUERY */

/*
** Code an OP_Once instruction and allocate space for its flag. Return the 
** address of the new instruction.
*/
SQLITE_PRIVATE int sqlite3CodeOnce(Parse *pParse){
  Vdbe *v = sqlite3GetVdbe(pParse);      /* Virtual machine being coded */
  return sqlite3VdbeAddOp1(v, OP_Once, pParse->nOnce++);
}


/*
** Generate code that checks the left-most column of index table iCur to see if
** it contains any NULL entries.  Cause the register at regHasNull to be set
** to a non-NULL value if iCur contains no NULLs.  Cause register regHasNull
** to be set to NULL if iCur contains one or more NULL values.
*/
static void sqlite3SetHasNullFlag(Vdbe *v, int iCur, int regHasNull){
................................................................................
  sqlite3VdbeAddOp2(v, OP_Integer, 0, regHasNull);
  addr1 = sqlite3VdbeAddOp1(v, OP_Rewind, iCur); VdbeCoverage(v);
  sqlite3VdbeAddOp3(v, OP_Column, iCur, 0, regHasNull);
  sqlite3VdbeChangeP5(v, OPFLAG_TYPEOFARG);
  VdbeComment((v, "first_entry_in(%d)", iCur));
  sqlite3VdbeJumpHere(v, addr1);
}



#ifndef SQLITE_OMIT_SUBQUERY
/*
** The argument is an IN operator with a list (not a subquery) on the 
** right-hand side.  Return TRUE if that list is constant.
*/
................................................................................
**                         populated epheremal table.
**   IN_INDEX_NOOP       - No cursor was allocated.  The IN operator must be
**                         implemented as a sequence of comparisons.
**
** An existing b-tree might be used if the RHS expression pX is a simple
** subquery such as:
**
**     SELECT <column> FROM <table>
**
** If the RHS of the IN operator is a list or a more complex subquery, then
** an ephemeral table might need to be generated from the RHS and then
** pX->iTable made to point to the ephemeral table instead of an
** existing table.
**
** The inFlags parameter must contain exactly one of the bits
................................................................................
** IN_INDEX_MEMBERSHIP, then the generated table will be used for a
** fast membership test.  When the IN_INDEX_LOOP bit is set, the
** IN index will be used to loop over all values of the RHS of the
** IN operator.
**
** When IN_INDEX_LOOP is used (and the b-tree will be used to iterate
** through the set members) then the b-tree must not contain duplicates.
** An epheremal table must be used unless the selected <column> is guaranteed
** to be unique - either because it is an INTEGER PRIMARY KEY or it
** has a UNIQUE constraint or UNIQUE index.
**
** When IN_INDEX_MEMBERSHIP is used (and the b-tree will be used 
** for fast set membership tests) then an epheremal table must 
** be used unless <column> is an INTEGER PRIMARY KEY or an index can 
** be found with <column> as its left-most column.
**
** If the IN_INDEX_NOOP_OK and IN_INDEX_MEMBERSHIP are both set and
** if the RHS of the IN operator is a list (not a subquery) then this
** routine might decide that creating an ephemeral b-tree for membership
** testing is too expensive and return IN_INDEX_NOOP.  In that case, the
** calling routine should implement the IN operator using a sequence
** of Eq or Ne comparison operations.
................................................................................
** to *prRhsHasNull. If there is no chance that the (...) contains a
** NULL value, then *prRhsHasNull is left unchanged.
**
** If a register is allocated and its location stored in *prRhsHasNull, then
** the value in that register will be NULL if the b-tree contains one or more
** NULL values, and it will be some non-NULL value if the b-tree contains no
** NULL values.











*/
#ifndef SQLITE_OMIT_SUBQUERY
SQLITE_PRIVATE int sqlite3FindInIndex(Parse *pParse, Expr *pX, u32 inFlags, int *prRhsHasNull){






  Select *p;                            /* SELECT to the right of IN operator */
  int eType = 0;                        /* Type of RHS table. IN_INDEX_* */
  int iTab = pParse->nTab++;            /* Cursor of the RHS table */
  int mustBeUnique;                     /* True if RHS must be unique */
  Vdbe *v = sqlite3GetVdbe(pParse);     /* Virtual machine being coded */

  assert( pX->op==TK_IN );
  mustBeUnique = (inFlags & IN_INDEX_LOOP)!=0;

















  /* Check to see if an existing table or index can be used to
  ** satisfy the query.  This is preferable to generating a new 
  ** ephemeral table.
  */
  if( pParse->nErr==0 && (p = isCandidateForInOpt(pX))!=0 ){
    sqlite3 *db = pParse->db;              /* Database connection */
    Table *pTab;                           /* Table <table>. */
    Expr *pExpr;                           /* Expression <column> */
    i16 iCol;                              /* Index of column <column> */
    i16 iDb;                               /* Database idx for pTab */



    assert( p->pEList!=0 );             /* Because of isCandidateForInOpt(p) */
    assert( p->pEList->a[0].pExpr!=0 ); /* Because of isCandidateForInOpt(p) */
    assert( p->pSrc!=0 );               /* Because of isCandidateForInOpt(p) */
    pTab = p->pSrc->a[0].pTab;
    pExpr = p->pEList->a[0].pExpr;
    iCol = (i16)pExpr->iColumn;
   
    /* Code an OP_Transaction and OP_TableLock for <table>. */
    iDb = sqlite3SchemaToIndex(db, pTab->pSchema);
    sqlite3CodeVerifySchema(pParse, iDb);
    sqlite3TableLock(pParse, iDb, pTab->tnum, 0, pTab->zName);

    /* This function is only called from two places. In both cases the vdbe
    ** has already been allocated. So assume sqlite3GetVdbe() is always
    ** successful here.
    */
    assert(v);
    if( iCol<0 ){
      int iAddr = sqlite3CodeOnce(pParse);
      VdbeCoverage(v);

      sqlite3OpenTable(pParse, iTab, iDb, pTab, OP_OpenRead);
      eType = IN_INDEX_ROWID;

      sqlite3VdbeJumpHere(v, iAddr);
    }else{
      Index *pIdx;                         /* Iterator variable */



      /* The collation sequence used by the comparison. If an index is to
      ** be used in place of a temp-table, it must be ordered according
      ** to this collation sequence.  */
      CollSeq *pReq = sqlite3BinaryCompareCollSeq(pParse, pX->pLeft, pExpr);

      /* Check that the affinity that will be used to perform the 
      ** comparison is the same as the affinity of the column. If
      ** it is not, it is not possible to use any index.
      */



















      int affinity_ok = sqlite3IndexAffinityOk(pX, pTab->aCol[iCol].affinity);





      for(pIdx=pTab->pIndex; pIdx && eType==0 && affinity_ok; pIdx=pIdx->pNext){
        if( (pIdx->aiColumn[0]==iCol)
         && sqlite3FindCollSeq(db, ENC(db), pIdx->azColl[0], 0)==pReq
         && (!mustBeUnique || (pIdx->nKeyCol==1 && IsUniqueIndex(pIdx)))











        ){






























          int iAddr = sqlite3CodeOnce(pParse); VdbeCoverage(v);





          sqlite3VdbeAddOp3(v, OP_OpenRead, iTab, pIdx->tnum, iDb);
          sqlite3VdbeSetP4KeyInfo(pParse, pIdx);
          VdbeComment((v, "%s", pIdx->zName));
          assert( IN_INDEX_INDEX_DESC == IN_INDEX_INDEX_ASC+1 );
          eType = IN_INDEX_INDEX_ASC + pIdx->aSortOrder[0];

          if( prRhsHasNull && !pTab->aCol[iCol].notNull ){

#ifdef SQLITE_ENABLE_COLUMN_USED_MASK
            const i64 sOne = 1;

            sqlite3VdbeAddOp4Dup8(v, OP_ColumnsUsed, 
                iTab, 0, 0, (u8*)&sOne, P4_INT64);
#endif
            *prRhsHasNull = ++pParse->nMem;

            sqlite3SetHasNullFlag(v, iTab, *prRhsHasNull);
          }

          sqlite3VdbeJumpHere(v, iAddr);
        }
      }
    }
  }





  /* If no preexisting index is available for the IN clause
  ** and IN_INDEX_NOOP is an allowed reply
  ** and the RHS of the IN operator is a list, not a subquery
  ** and the RHS is not constant or has two or fewer terms,
  ** then it is not worth creating an ephemeral table to evaluate
  ** the IN operator so return IN_INDEX_NOOP.
................................................................................
  if( eType==0
   && (inFlags & IN_INDEX_NOOP_OK)
   && !ExprHasProperty(pX, EP_xIsSelect)
   && (!sqlite3InRhsIsConstant(pX) || pX->x.pList->nExpr<=2)
  ){
    eType = IN_INDEX_NOOP;
  }
     

  if( eType==0 ){
    /* Could not find an existing table or index to use as the RHS b-tree.
    ** We will have to generate an ephemeral table to do the job.
    */
    u32 savedNQueryLoop = pParse->nQueryLoop;
    int rMayHaveNull = 0;
................................................................................
      *prRhsHasNull = rMayHaveNull = ++pParse->nMem;
    }
    sqlite3CodeSubselect(pParse, pX, rMayHaveNull, eType==IN_INDEX_ROWID);
    pParse->nQueryLoop = savedNQueryLoop;
  }else{
    pX->iTable = iTab;
  }






  return eType;
}
#endif
















































/*
** Generate code for scalar subqueries used as a subquery expression, EXISTS,
** or IN operators.  Examples:
**
**     (SELECT a FROM b)          -- subquery
**     EXISTS (SELECT a FROM b)   -- EXISTS subquery
................................................................................
** If rMayHaveNull is non-zero, that means that the operation is an IN
** (not a SELECT or EXISTS) and that the RHS might contains NULLs.
** All this routine does is initialize the register given by rMayHaveNull
** to NULL.  Calling routines will take care of changing this register
** value to non-NULL if the RHS is NULL-free.
**
** For a SELECT or EXISTS operator, return the register that holds the


** result.  For IN operators or if an error occurs, the return value is 0.
*/
#ifndef SQLITE_OMIT_SUBQUERY
SQLITE_PRIVATE int sqlite3CodeSubselect(
  Parse *pParse,          /* Parsing context */
  Expr *pExpr,            /* The IN, SELECT, or EXISTS operator */
  int rHasNullFlag,       /* Register that records whether NULLs exist in RHS */
  int isRowid             /* If true, LHS of IN operator is a rowid */
................................................................................
){
  int jmpIfDynamic = -1;                      /* One-time test address */
  int rReg = 0;                           /* Register storing resulting */
  Vdbe *v = sqlite3GetVdbe(pParse);
  if( NEVER(v==0) ) return 0;
  sqlite3ExprCachePush(pParse);

  /* This code must be run in its entirety every time it is encountered
  ** if any of the following is true:
  **
  **    *  The right-hand side is a correlated subquery
  **    *  The right-hand side is an expression list containing variables
  **    *  We are inside a trigger
  **
  ** If all of the above are false, then we can run this code just once
  ** save the results, and reuse the same result on subsequent invocations.
................................................................................
    );
    sqlite3VdbeAddOp4(v, OP_Explain, pParse->iSelectId, 0, 0, zMsg, P4_DYNAMIC);
  }
#endif

  switch( pExpr->op ){
    case TK_IN: {
      char affinity;              /* Affinity of the LHS of the IN */
      int addr;                   /* Address of OP_OpenEphemeral instruction */
      Expr *pLeft = pExpr->pLeft; /* the LHS of the IN operator */
      KeyInfo *pKeyInfo = 0;      /* Key information */


      affinity = sqlite3ExprAffinity(pLeft);


      /* Whether this is an 'x IN(SELECT...)' or an 'x IN(<exprlist>)'
      ** expression it is handled the same way.  An ephemeral table is 
      ** filled with single-field index keys representing the results
      ** from the SELECT or the <exprlist>.
      **
      ** If the 'x' expression is a column value, or the SELECT...
      ** statement returns a column value, then the affinity of that
      ** column is used to build the index keys. If both 'x' and the
      ** SELECT... statement are columns, then numeric affinity is used
      ** if either column has NUMERIC or INTEGER affinity. If neither
      ** 'x' nor the SELECT... statement are columns, then numeric affinity
      ** is used.
      */
      pExpr->iTable = pParse->nTab++;
      addr = sqlite3VdbeAddOp2(v, OP_OpenEphemeral, pExpr->iTable, !isRowid);

      pKeyInfo = isRowid ? 0 : sqlite3KeyInfoAlloc(pParse->db, 1, 1);

      if( ExprHasProperty(pExpr, EP_xIsSelect) ){
        /* Case 1:     expr IN (SELECT ...)
        **
        ** Generate code to write the results of the select into the temporary
        ** table allocated and opened above.
        */
        Select *pSelect = pExpr->x.pSelect;
        SelectDest dest;
        ExprList *pEList;

        assert( !isRowid );





        sqlite3SelectDestInit(&dest, SRT_Set, pExpr->iTable);
        dest.affSdst = (u8)affinity;

        assert( (pExpr->iTable&0x0000FFFF)==pExpr->iTable );
        pSelect->iLimit = 0;
        testcase( pSelect->selFlags & SF_Distinct );
        testcase( pKeyInfo==0 ); /* Caused by OOM in sqlite3KeyInfoAlloc() */
        if( sqlite3Select(pParse, pSelect, &dest) ){

          sqlite3KeyInfoUnref(pKeyInfo);
          return 0;
        }
        pEList = pSelect->pEList;

        assert( pKeyInfo!=0 ); /* OOM will cause exit after sqlite3Select() */
        assert( pEList!=0 );
        assert( pEList->nExpr>0 );
        assert( sqlite3KeyInfoIsWriteable(pKeyInfo) );


        pKeyInfo->aColl[0] = sqlite3BinaryCompareCollSeq(pParse, pExpr->pLeft,
                                                         pEList->a[0].pExpr);



      }else if( ALWAYS(pExpr->x.pList!=0) ){
        /* Case 2:     expr IN (exprlist)
        **
        ** For each expression, build an index key from the evaluation and
        ** store it in the temporary table. If <expr> is a column, then use
        ** that columns affinity when building index keys. If <expr> is not
        ** a column, use numeric affinity.
        */

        int i;
        ExprList *pList = pExpr->x.pList;
        struct ExprList_item *pItem;
        int r1, r2, r3;


        if( !affinity ){
          affinity = SQLITE_AFF_BLOB;
        }
        if( pKeyInfo ){
          assert( sqlite3KeyInfoIsWriteable(pKeyInfo) );
          pKeyInfo->aColl[0] = sqlite3ExprCollSeq(pParse, pExpr->pLeft);
        }
................................................................................
      }
      break;
    }

    case TK_EXISTS:
    case TK_SELECT:
    default: {
      /* If this has to be a scalar SELECT.  Generate code to put the
      ** value of this select in a memory cell and record the number
      ** of the memory cell in iColumn.  If this is an EXISTS, write




      ** an integer 0 (not exists) or 1 (exists) into a memory cell
      ** and record that memory cell in iColumn.




      */
      Select *pSel;                         /* SELECT statement to encode */
      SelectDest dest;                      /* How to deal with SELECt result */


      testcase( pExpr->op==TK_EXISTS );
      testcase( pExpr->op==TK_SELECT );
      assert( pExpr->op==TK_EXISTS || pExpr->op==TK_SELECT );

      assert( ExprHasProperty(pExpr, EP_xIsSelect) );

      pSel = pExpr->x.pSelect;

      sqlite3SelectDestInit(&dest, 0, ++pParse->nMem);

      if( pExpr->op==TK_SELECT ){
        dest.eDest = SRT_Mem;
        dest.iSdst = dest.iSDParm;

        sqlite3VdbeAddOp2(v, OP_Null, 0, dest.iSDParm);
        VdbeComment((v, "Init subquery result"));
      }else{
        dest.eDest = SRT_Exists;
        sqlite3VdbeAddOp2(v, OP_Integer, 0, dest.iSDParm);
        VdbeComment((v, "Init EXISTS result"));
      }
      sqlite3ExprDelete(pParse->db, pSel->pLimit);
................................................................................
    sqlite3VdbeJumpHere(v, jmpIfDynamic);
  }
  sqlite3ExprCachePop(pParse);

  return rReg;
}
#endif /* SQLITE_OMIT_SUBQUERY */



























#ifndef SQLITE_OMIT_SUBQUERY
/*
** Generate code for an IN expression.
**
**      x IN (SELECT ...)
**      x IN (value, value, ...)
**
** The left-hand side (LHS) is a scalar expression.  The right-hand side (RHS)
** is an array of zero or more values.  The expression is true if the LHS is
** contained within the RHS.  The value of the expression is unknown (NULL)
** if the LHS is NULL or if the LHS is not contained within the RHS and the
** RHS contains one or more NULL values.





**
** This routine generates code that jumps to destIfFalse if the LHS is not 
** contained within the RHS.  If due to NULLs we cannot determine if the LHS
** is contained in the RHS then jump to destIfNull.  If the LHS is contained
** within the RHS then fall through.



*/
static void sqlite3ExprCodeIN(
  Parse *pParse,        /* Parsing and code generating context */
  Expr *pExpr,          /* The IN expression */
  int destIfFalse,      /* Jump here if LHS is not contained in the RHS */
  int destIfNull        /* Jump here if the results are unknown due to NULLs */
){
  int rRhsHasNull = 0;  /* Register that is true if RHS contains NULL values */
  char affinity;        /* Comparison affinity to use */
  int eType;            /* Type of the RHS */

  int r1;               /* Temporary use register */
  Vdbe *v;              /* Statement under construction */












  /* Compute the RHS.   After this step, the table with cursor











  ** pExpr->iTable will contains the values that make up the RHS.
  */

  v = pParse->pVdbe;
  assert( v!=0 );       /* OOM detected prior to this routine */
  VdbeNoopComment((v, "begin IN expr"));
  eType = sqlite3FindInIndex(pParse, pExpr,
                             IN_INDEX_MEMBERSHIP | IN_INDEX_NOOP_OK,
                             destIfFalse==destIfNull ? 0 : &rRhsHasNull);

  /* Figure out the affinity to use to create a key from the results
  ** of the expression. affinityStr stores a static string suitable for
  ** P4 of OP_MakeRecord.
  */


  affinity = comparisonAffinity(pExpr);








  /* Code the LHS, the <expr> from "<expr> IN (...)".







  */
  sqlite3ExprCachePush(pParse);







  r1 = sqlite3GetTempReg(pParse);
  sqlite3ExprCode(pParse, pExpr->pLeft, r1);





  /* If sqlite3FindInIndex() did not find or create an index that is
  ** suitable for evaluating the IN operator, then evaluate using a
  ** sequence of comparisons.


  */
  if( eType==IN_INDEX_NOOP ){
    ExprList *pList = pExpr->x.pList;
    CollSeq *pColl = sqlite3ExprCollSeq(pParse, pExpr->pLeft);
    int labelOk = sqlite3VdbeMakeLabel(v);
    int r2, regToFree;
    int regCkNull = 0;
    int ii;
    assert( !ExprHasProperty(pExpr, EP_xIsSelect) );
    if( destIfNull!=destIfFalse ){
      regCkNull = sqlite3GetTempReg(pParse);
      sqlite3VdbeAddOp3(v, OP_BitAnd, r1, r1, regCkNull);
    }
    for(ii=0; ii<pList->nExpr; ii++){
      r2 = sqlite3ExprCodeTemp(pParse, pList->a[ii].pExpr, &regToFree);
      if( regCkNull && sqlite3ExprCanBeNull(pList->a[ii].pExpr) ){
        sqlite3VdbeAddOp3(v, OP_BitAnd, regCkNull, r2, regCkNull);
      }
      if( ii<pList->nExpr-1 || destIfNull!=destIfFalse ){
        sqlite3VdbeAddOp4(v, OP_Eq, r1, labelOk, r2,
                          (void*)pColl, P4_COLLSEQ);
        VdbeCoverageIf(v, ii<pList->nExpr-1);
        VdbeCoverageIf(v, ii==pList->nExpr-1);
        sqlite3VdbeChangeP5(v, affinity);
      }else{
        assert( destIfNull==destIfFalse );
        sqlite3VdbeAddOp4(v, OP_Ne, r1, destIfFalse, r2,
                          (void*)pColl, P4_COLLSEQ); VdbeCoverage(v);
        sqlite3VdbeChangeP5(v, affinity | SQLITE_JUMPIFNULL);
      }
      sqlite3ReleaseTempReg(pParse, regToFree);
    }
    if( regCkNull ){
      sqlite3VdbeAddOp2(v, OP_IsNull, regCkNull, destIfNull); VdbeCoverage(v);
      sqlite3VdbeGoto(v, destIfFalse);
    }
    sqlite3VdbeResolveLabel(v, labelOk);
    sqlite3ReleaseTempReg(pParse, regCkNull);
  }else{
  
    /* If the LHS is NULL, then the result is either false or NULL depending

    ** on whether the RHS is empty or not, respectively.


    */
    if( sqlite3ExprCanBeNull(pExpr->pLeft) ){
      if( destIfNull==destIfFalse ){
        /* Shortcut for the common case where the false and NULL outcomes are
        ** the same. */
        sqlite3VdbeAddOp2(v, OP_IsNull, r1, destIfNull); VdbeCoverage(v);
      }else{
        int addr1 = sqlite3VdbeAddOp1(v, OP_NotNull, r1); VdbeCoverage(v);





        sqlite3VdbeAddOp2(v, OP_Rewind, pExpr->iTable, destIfFalse);
        VdbeCoverage(v);
        sqlite3VdbeGoto(v, destIfNull);
        sqlite3VdbeJumpHere(v, addr1);
      }
    }
  




    if( eType==IN_INDEX_ROWID ){
      /* In this case, the RHS is the ROWID of table b-tree
      */


      sqlite3VdbeAddOp3(v, OP_SeekRowid, pExpr->iTable, destIfFalse, r1);
      VdbeCoverage(v);

    }else{
      /* In this case, the RHS is an index b-tree.
      */
      sqlite3VdbeAddOp4(v, OP_Affinity, r1, 1, 0, &affinity, 1);





  
      /* If the set membership test fails, then the result of the 
      ** "x IN (...)" expression must be either 0 or NULL. If the set
      ** contains no NULL values, then the result is 0. If the set 
      ** contains one or more NULL values, then the result of the
      ** expression is also NULL.







      */
      assert( destIfFalse!=destIfNull || rRhsHasNull==0 );
      if( rRhsHasNull==0 ){
        /* This branch runs if it is known at compile time that the RHS
        ** cannot contain NULL values. This happens as the result
        ** of a "NOT NULL" constraint in the database schema.












        **
        ** Also run this branch if NULL is equivalent to FALSE
        ** for this particular IN operator.


        */

        sqlite3VdbeAddOp4Int(v, OP_NotFound, pExpr->iTable, destIfFalse, r1, 1);
        VdbeCoverage(v);


      }else{
        /* In this branch, the RHS of the IN might contain a NULL and
        ** the presence of a NULL on the RHS makes a difference in the
        ** outcome.
        */
        int addr1;



  
        /* First check to see if the LHS is contained in the RHS.  If so,
        ** then the answer is TRUE the presence of NULLs in the RHS does
        ** not matter.  If the LHS is not contained in the RHS, then the
        ** answer is NULL if the RHS contains NULLs and the answer is
        ** FALSE if the RHS is NULL-free.
        */
        addr1 = sqlite3VdbeAddOp4Int(v, OP_Found, pExpr->iTable, 0, r1, 1);









        VdbeCoverage(v);


        sqlite3VdbeAddOp2(v, OP_IsNull, rRhsHasNull, destIfNull);



        VdbeCoverage(v);
        sqlite3VdbeGoto(v, destIfFalse);
        sqlite3VdbeJumpHere(v, addr1);
      }



    }
  }




  sqlite3ReleaseTempReg(pParse, r1);
  sqlite3ExprCachePop(pParse);
  VdbeComment((v, "end IN expr"));



}
#endif /* SQLITE_OMIT_SUBQUERY */

#ifndef SQLITE_OMIT_FLOATING_POINT
/*
** Generate an instruction that will put the floating point
** value described by z[0..n-1] into register iMem.
................................................................................
  }
  return 0;
}
#endif /* SQLITE_DEBUG || SQLITE_COVERAGE_TEST */


/*
** Convert an expression node to a TK_REGISTER


*/
static void exprToRegister(Expr *p, int iReg){
  p->op2 = p->op;
  p->op = TK_REGISTER;
  p->iTable = iReg;
  ExprClearProperty(p, EP_Skip);
}

































/*
** Generate code into the current Vdbe to evaluate the given
** expression.  Attempt to store the results in register "target".
** Return the register where results are stored.
**
** With this routine, there is no guarantee that results will
................................................................................
*/
SQLITE_PRIVATE int sqlite3ExprCodeTarget(Parse *pParse, Expr *pExpr, int target){
  Vdbe *v = pParse->pVdbe;  /* The VM under construction */
  int op;                   /* The opcode being coded */
  int inReg = target;       /* Results stored in register inReg */
  int regFree1 = 0;         /* If non-zero free this temporary register */
  int regFree2 = 0;         /* If non-zero free this temporary register */
  int r1, r2, r3, r4;       /* Various register numbers */
  sqlite3 *db = pParse->db; /* The database connection */
  Expr tempX;               /* Temporary expression node */


  assert( target>0 && target<=pParse->nMem );
  if( v==0 ){
    assert( pParse->db->mallocFailed );
    return 0;
  }

................................................................................
      sqlite3VdbeAddOp2(v, OP_Cast, target,
                        sqlite3AffinityType(pExpr->u.zToken, 0));
      testcase( usedAsColumnCache(pParse, inReg, inReg) );
      sqlite3ExprCacheAffinityChange(pParse, inReg, 1);
      break;
    }
#endif /* SQLITE_OMIT_CAST */





    case TK_LT:
    case TK_LE:
    case TK_GT:
    case TK_GE:
    case TK_NE:
    case TK_EQ: {




      r1 = sqlite3ExprCodeTemp(pParse, pExpr->pLeft, &regFree1);
      r2 = sqlite3ExprCodeTemp(pParse, pExpr->pRight, &regFree2);
      codeCompare(pParse, pExpr->pLeft, pExpr->pRight, op,
                  r1, r2, inReg, SQLITE_STOREP2);
      assert(TK_LT==OP_Lt); testcase(op==OP_Lt); VdbeCoverageIf(v,op==OP_Lt);
      assert(TK_LE==OP_Le); testcase(op==OP_Le); VdbeCoverageIf(v,op==OP_Le);
      assert(TK_GT==OP_Gt); testcase(op==OP_Gt); VdbeCoverageIf(v,op==OP_Gt);
      assert(TK_GE==OP_Ge); testcase(op==OP_Ge); VdbeCoverageIf(v,op==OP_Ge);
      assert(TK_EQ==OP_Eq); testcase(op==OP_Eq); VdbeCoverageIf(v,op==OP_Eq);
      assert(TK_NE==OP_Ne); testcase(op==OP_Ne); VdbeCoverageIf(v,op==OP_Ne);
      testcase( regFree1==0 );
      testcase( regFree2==0 );
      break;
    }
    case TK_IS:
    case TK_ISNOT: {
      testcase( op==TK_IS );
      testcase( op==TK_ISNOT );
      r1 = sqlite3ExprCodeTemp(pParse, pExpr->pLeft, &regFree1);
      r2 = sqlite3ExprCodeTemp(pParse, pExpr->pRight, &regFree2);
      op = (op==TK_IS) ? TK_EQ : TK_NE;
      codeCompare(pParse, pExpr->pLeft, pExpr->pRight, op,
                  r1, r2, inReg, SQLITE_STOREP2 | SQLITE_NULLEQ);
      VdbeCoverageIf(v, op==TK_EQ);
      VdbeCoverageIf(v, op==TK_NE);
      testcase( regFree1==0 );
      testcase( regFree2==0 );
      break;
    }
    case TK_AND:
    case TK_OR:
    case TK_PLUS:
    case TK_STAR:
    case TK_MINUS:
................................................................................
        sqlite3ReleaseTempRange(pParse, r1, nFarg);
      }
      break;
    }
#ifndef SQLITE_OMIT_SUBQUERY
    case TK_EXISTS:
    case TK_SELECT: {

      testcase( op==TK_EXISTS );
      testcase( op==TK_SELECT );



      inReg = sqlite3CodeSubselect(pParse, pExpr, 0, 0);








      break;
    }
    case TK_IN: {
      int destIfFalse = sqlite3VdbeMakeLabel(v);
      int destIfNull = sqlite3VdbeMakeLabel(v);
      sqlite3VdbeAddOp2(v, OP_Null, 0, target);
      sqlite3ExprCodeIN(pParse, pExpr, destIfFalse, destIfNull);
................................................................................
    **    x>=y AND x<=z
    **
    ** X is stored in pExpr->pLeft.
    ** Y is stored in pExpr->pList->a[0].pExpr.
    ** Z is stored in pExpr->pList->a[1].pExpr.
    */
    case TK_BETWEEN: {
      Expr *pLeft = pExpr->pLeft;
      struct ExprList_item *pLItem = pExpr->x.pList->a;
      Expr *pRight = pLItem->pExpr;

      r1 = sqlite3ExprCodeTemp(pParse, pLeft, &regFree1);
      r2 = sqlite3ExprCodeTemp(pParse, pRight, &regFree2);
      testcase( regFree1==0 );
      testcase( regFree2==0 );
      r3 = sqlite3GetTempReg(pParse);
      r4 = sqlite3GetTempReg(pParse);
      codeCompare(pParse, pLeft, pRight, OP_Ge,
                  r1, r2, r3, SQLITE_STOREP2);  VdbeCoverage(v);
      pLItem++;
      pRight = pLItem->pExpr;
      sqlite3ReleaseTempReg(pParse, regFree2);
      r2 = sqlite3ExprCodeTemp(pParse, pRight, &regFree2);
      testcase( regFree2==0 );
      codeCompare(pParse, pLeft, pRight, OP_Le, r1, r2, r4, SQLITE_STOREP2);
      VdbeCoverage(v);
      sqlite3VdbeAddOp3(v, OP_And, r3, r4, target);
      sqlite3ReleaseTempReg(pParse, r3);
      sqlite3ReleaseTempReg(pParse, r4);
      break;
    }
    case TK_SPAN:
    case TK_COLLATE: 
    case TK_UPLUS: {
      inReg = sqlite3ExprCodeTarget(pParse, pExpr->pLeft, target);
      break;
................................................................................
      ){
        sqlite3VdbeAddOp1(v, OP_RealAffinity, target);
      }
#endif
      break;
    }






    /*
    ** Form A:
    **   CASE x WHEN e1 THEN r1 WHEN e2 THEN r2 ... WHEN eN THEN rN ELSE y END
    **
    ** Form B:
    **   CASE WHEN e1 THEN r1 WHEN e2 THEN r2 ... WHEN eN THEN rN ELSE y END
................................................................................
      pEList = pExpr->x.pList;
      aListelem = pEList->a;
      nExpr = pEList->nExpr;
      endLabel = sqlite3VdbeMakeLabel(v);
      if( (pX = pExpr->pLeft)!=0 ){
        tempX = *pX;
        testcase( pX->op==TK_COLUMN );
        exprToRegister(&tempX, sqlite3ExprCodeTemp(pParse, pX, &regFree1));
        testcase( regFree1==0 );

        opCompare.op = TK_EQ;
        opCompare.pLeft = &tempX;
        pTest = &opCompare;
        /* Ticket b351d95f9cd5ef17e9d9dbae18f5ca8611190001:
        ** The value in regFree1 might get SCopy-ed into the file result.
        ** So make sure that the regFree1 register is not reused for other
        ** purposes and possibly overwritten.  */
................................................................................
**
** The above is equivalent to 
**
**    x>=y AND x<=z
**
** Code it as such, taking care to do the common subexpression
** elimination of x.








*/
static void exprCodeBetween(
  Parse *pParse,    /* Parsing and code generating context */
  Expr *pExpr,      /* The BETWEEN expression */
  int dest,         /* Jump here if the jump is taken */
  int jumpIfTrue,   /* Take the jump if the BETWEEN is true */
  int jumpIfNull    /* Take the jump if the BETWEEN is NULL */
){
  Expr exprAnd;     /* The AND operator in  x>=y AND x<=z  */
  Expr compLeft;    /* The  x>=y  term */
  Expr compRight;   /* The  x<=z  term */
  Expr exprX;       /* The  x  subexpression */
  int regFree1 = 0; /* Temporary use register */






  assert( !ExprHasProperty(pExpr, EP_xIsSelect) );
  exprX = *pExpr->pLeft;
  exprAnd.op = TK_AND;
  exprAnd.pLeft = &compLeft;
  exprAnd.pRight = &compRight;
  compLeft.op = TK_GE;
  compLeft.pLeft = &exprX;
  compLeft.pRight = pExpr->x.pList->a[0].pExpr;
  compRight.op = TK_LE;
  compRight.pLeft = &exprX;
  compRight.pRight = pExpr->x.pList->a[1].pExpr;
  exprToRegister(&exprX, sqlite3ExprCodeTemp(pParse, &exprX, &regFree1));
  if( jumpIfTrue ){
    sqlite3ExprIfTrue(pParse, &exprAnd, dest, jumpIfNull);
  }else{

    sqlite3ExprIfFalse(pParse, &exprAnd, dest, jumpIfNull);
  }
  sqlite3ReleaseTempReg(pParse, regFree1);

  /* Ensure adequate test coverage */
  testcase( jumpIfTrue==0 && jumpIfNull==0 && regFree1==0 );
  testcase( jumpIfTrue==0 && jumpIfNull==0 && regFree1!=0 );
  testcase( jumpIfTrue==0 && jumpIfNull!=0 && regFree1==0 );
  testcase( jumpIfTrue==0 && jumpIfNull!=0 && regFree1!=0 );
  testcase( jumpIfTrue!=0 && jumpIfNull==0 && regFree1==0 );
  testcase( jumpIfTrue!=0 && jumpIfNull==0 && regFree1!=0 );
  testcase( jumpIfTrue!=0 && jumpIfNull!=0 && regFree1==0 );
  testcase( jumpIfTrue!=0 && jumpIfNull!=0 && regFree1!=0 );

}

/*
** Generate code for a boolean expression such that a jump is made
** to the label "dest" if the expression is true but execution
** continues straight thru if the expression is false.
**
................................................................................
      /* Fall thru */
    case TK_LT:
    case TK_LE:
    case TK_GT:
    case TK_GE:
    case TK_NE:
    case TK_EQ: {

      testcase( jumpIfNull==0 );
      r1 = sqlite3ExprCodeTemp(pParse, pExpr->pLeft, &regFree1);
      r2 = sqlite3ExprCodeTemp(pParse, pExpr->pRight, &regFree2);
      codeCompare(pParse, pExpr->pLeft, pExpr->pRight, op,
                  r1, r2, dest, jumpIfNull);
      assert(TK_LT==OP_Lt); testcase(op==OP_Lt); VdbeCoverageIf(v,op==OP_Lt);
      assert(TK_LE==OP_Le); testcase(op==OP_Le); VdbeCoverageIf(v,op==OP_Le);
................................................................................
      VdbeCoverageIf(v, op==TK_ISNULL);
      VdbeCoverageIf(v, op==TK_NOTNULL);
      testcase( regFree1==0 );
      break;
    }
    case TK_BETWEEN: {
      testcase( jumpIfNull==0 );
      exprCodeBetween(pParse, pExpr, dest, 1, jumpIfNull);
      break;
    }
#ifndef SQLITE_OMIT_SUBQUERY
    case TK_IN: {
      int destIfFalse = sqlite3VdbeMakeLabel(v);
      int destIfNull = jumpIfNull ? dest : destIfFalse;
      sqlite3ExprCodeIN(pParse, pExpr, destIfFalse, destIfNull);
      sqlite3VdbeGoto(v, dest);
      sqlite3VdbeResolveLabel(v, destIfFalse);
      break;
    }
#endif
    default: {

      if( exprAlwaysTrue(pExpr) ){
        sqlite3VdbeGoto(v, dest);
      }else if( exprAlwaysFalse(pExpr) ){
        /* No-op */
      }else{
        r1 = sqlite3ExprCodeTemp(pParse, pExpr, &regFree1);
        sqlite3VdbeAddOp3(v, OP_If, r1, dest, jumpIfNull!=0);
................................................................................
      /* Fall thru */
    case TK_LT:
    case TK_LE:
    case TK_GT:
    case TK_GE:
    case TK_NE:
    case TK_EQ: {

      testcase( jumpIfNull==0 );
      r1 = sqlite3ExprCodeTemp(pParse, pExpr->pLeft, &regFree1);
      r2 = sqlite3ExprCodeTemp(pParse, pExpr->pRight, &regFree2);
      codeCompare(pParse, pExpr->pLeft, pExpr->pRight, op,
                  r1, r2, dest, jumpIfNull);
      assert(TK_LT==OP_Lt); testcase(op==OP_Lt); VdbeCoverageIf(v,op==OP_Lt);
      assert(TK_LE==OP_Le); testcase(op==OP_Le); VdbeCoverageIf(v,op==OP_Le);
................................................................................
      testcase( op==TK_ISNULL );   VdbeCoverageIf(v, op==TK_ISNULL);
      testcase( op==TK_NOTNULL );  VdbeCoverageIf(v, op==TK_NOTNULL);
      testcase( regFree1==0 );
      break;
    }
    case TK_BETWEEN: {
      testcase( jumpIfNull==0 );
      exprCodeBetween(pParse, pExpr, dest, 0, jumpIfNull);
      break;
    }
#ifndef SQLITE_OMIT_SUBQUERY
    case TK_IN: {
      if( jumpIfNull ){
        sqlite3ExprCodeIN(pParse, pExpr, dest, dest);
      }else{
................................................................................
        sqlite3ExprCodeIN(pParse, pExpr, dest, destIfNull);
        sqlite3VdbeResolveLabel(v, destIfNull);
      }
      break;
    }
#endif
    default: {

      if( exprAlwaysFalse(pExpr) ){
        sqlite3VdbeGoto(v, dest);
      }else if( exprAlwaysTrue(pExpr) ){
        /* no-op */
      }else{
        r1 = sqlite3ExprCodeTemp(pParse, pExpr, &regFree1);
        sqlite3VdbeAddOp3(v, OP_IfNot, r1, dest, jumpIfNull!=0);
................................................................................
      }
    }
    pParse->aTempReg[pParse->nTempReg++] = iReg;
  }
}

/*
** Allocate or deallocate a block of nReg consecutive registers
*/
SQLITE_PRIVATE int sqlite3GetTempRange(Parse *pParse, int nReg){
  int i, n;

  i = pParse->iRangeReg;
  n = pParse->nRangeReg;
  if( nReg<=n ){
    assert( !usedAsColumnCache(pParse, i, i+n-1) );
    pParse->iRangeReg += nReg;
    pParse->nRangeReg -= nReg;
  }else{
    i = pParse->nMem+1;
    pParse->nMem += nReg;
  }
  return i;
}
SQLITE_PRIVATE void sqlite3ReleaseTempRange(Parse *pParse, int iReg, int nReg){




  sqlite3ExprCacheRemove(pParse, iReg, nReg);
  if( nReg>pParse->nRangeReg ){
    pParse->nRangeReg = nReg;
    pParse->iRangeReg = iReg;
  }
}

................................................................................
    while( sqlite3VdbeDeletePriorOpcode(v, OP_Close) ){}
    sqlite3VdbeAddOp0(v, OP_Halt);

#if SQLITE_USER_AUTHENTICATION
    if( pParse->nTableLock>0 && db->init.busy==0 ){
      sqlite3UserAuthInit(db);
      if( db->auth.authLevel<UAUTH_User ){
        pParse->rc = SQLITE_AUTH_USER;
        sqlite3ErrorMsg(pParse, "user not authenticated");

        return;
      }
    }
#endif

    /* The cookie mask contains one bit for each database file open.
    ** (Bit 0 is for main, bit 1 is for temp, and so forth.)  Bits are
................................................................................
  }else{
    sqlite3TableLock(pParse, iDb, pTab->tnum, op==OP_OpenWrite, pTab->zName);
  }
  if( piIdxCur ) *piIdxCur = iBase;
  for(i=0, pIdx=pTab->pIndex; pIdx; pIdx=pIdx->pNext, i++){
    int iIdxCur = iBase++;
    assert( pIdx->pSchema==pTab->pSchema );




    if( aToOpen==0 || aToOpen[i+1] ){
      sqlite3VdbeAddOp3(v, op, iIdxCur, pIdx->tnum, iDb);
      sqlite3VdbeSetP4KeyInfo(pParse, pIdx);
      VdbeComment((v, "%s", pIdx->zName));
    }
    if( IsPrimaryKeyIndex(pIdx) && !HasRowid(pTab) ){
      if( piDataCur ) *piDataCur = iIdxCur;
    }else{
      sqlite3VdbeChangeP5(v, p5);

    }
  }
  if( iBase>pParse->nTab ) pParse->nTab = iBase;
  return i;
}


................................................................................

/*
** Initialize a SelectDest structure.
*/
SQLITE_PRIVATE void sqlite3SelectDestInit(SelectDest *pDest, int eDest, int iParm){
  pDest->eDest = (u8)eDest;
  pDest->iSDParm = iParm;
  pDest->affSdst = 0;
  pDest->iSdst = 0;
  pDest->nSdst = 0;
}


/*
** Allocate a new Select structure and return a pointer to that
................................................................................
  r1 = sqlite3GetTempReg(pParse);
  sqlite3VdbeAddOp4Int(v, OP_Found, iTab, addrRepeat, iMem, N); VdbeCoverage(v);
  sqlite3VdbeAddOp3(v, OP_MakeRecord, iMem, N, r1);
  sqlite3VdbeAddOp2(v, OP_IdxInsert, iTab, r1);
  sqlite3ReleaseTempReg(pParse, r1);
}

#ifndef SQLITE_OMIT_SUBQUERY
/*
** Generate an error message when a SELECT is used within a subexpression
** (example:  "a IN (SELECT * FROM table)") but it has more than 1 result
** column.  We do this in a subroutine because the error used to occur
** in multiple places.  (The error only occurs in one place now, but we
** retain the subroutine to minimize code disruption.)
*/
static int checkForMultiColumnSelectError(
  Parse *pParse,       /* Parse context. */
  SelectDest *pDest,   /* Destination of SELECT results */
  int nExpr            /* Number of result columns returned by SELECT */
){
  int eDest = pDest->eDest;
  if( nExpr>1 && (eDest==SRT_Mem || eDest==SRT_Set) ){
    sqlite3ErrorMsg(pParse, "only a single result allowed for "
       "a SELECT that is part of an expression");
    return 1;
  }else{
    return 0;
  }
}
#endif

/*
** This routine generates the code for the inside of the inner loop
** of a SELECT.
**
** If srcTab is negative, then the pEList expressions
** are evaluated in order to get the data for this row.  If srcTab is
** zero or more, then data is pulled from srcTab and pEList is used only 
................................................................................

#ifndef SQLITE_OMIT_SUBQUERY
    /* If we are creating a set for an "expr IN (SELECT ...)" construct,
    ** then there should be a single item on the stack.  Write this
    ** item into the set table with bogus data.
    */
    case SRT_Set: {
      assert( nResultCol==1 );
      pDest->affSdst =
                  sqlite3CompareAffinity(pEList->a[0].pExpr, pDest->affSdst);
      if( pSort ){
        /* At first glance you would think we could optimize out the
        ** ORDER BY in this case since the order of entries in the set
        ** does not matter.  But there might be a LIMIT clause, in which
        ** case the order does matter */

        pushOntoSorter(pParse, pSort, p, regResult, regResult, 1, nPrefixReg);
      }else{
        int r1 = sqlite3GetTempReg(pParse);

        sqlite3VdbeAddOp4(v, OP_MakeRecord, regResult,1,r1, &pDest->affSdst, 1);

        sqlite3ExprCacheAffinityChange(pParse, regResult, 1);
        sqlite3VdbeAddOp2(v, OP_IdxInsert, iParm, r1);
        sqlite3ReleaseTempReg(pParse, r1);
      }
      break;
    }

    /* If any row exist in the result set, record that fact and abort.
................................................................................
    case SRT_Exists: {
      sqlite3VdbeAddOp2(v, OP_Integer, 1, iParm);
      /* The LIMIT clause will terminate the loop for us */
      break;
    }

    /* If this is a scalar select that is part of an expression, then
    ** store the results in the appropriate memory cell and break out
    ** of the scan loop.
    */
    case SRT_Mem: {
      assert( nResultCol==1 );
      if( pSort ){

        pushOntoSorter(pParse, pSort, p, regResult, regResult, 1, nPrefixReg);
      }else{
        assert( regResult==iParm );
        /* The LIMIT clause will jump out of the loop for us */
      }
      break;
    }
#endif /* #ifndef SQLITE_OMIT_SUBQUERY */
................................................................................
  assert( addrBreak<0 );
  if( pSort->labelBkOut ){
    sqlite3VdbeAddOp2(v, OP_Gosub, pSort->regReturn, pSort->labelBkOut);
    sqlite3VdbeGoto(v, addrBreak);
    sqlite3VdbeResolveLabel(v, pSort->labelBkOut);
  }
  iTab = pSort->iECursor;
  if( eDest==SRT_Output || eDest==SRT_Coroutine ){
    regRowid = 0;
    regRow = pDest->iSdst;
    nSortData = nColumn;
  }else{
    regRowid = sqlite3GetTempReg(pParse);
    regRow = sqlite3GetTempReg(pParse);
    nSortData = 1;
  }
  nKey = pOrderBy->nExpr - pSort->nOBSat;
  if( pSort->sortFlags & SORTFLAG_UseSorter ){
    int regSortOut = ++pParse->nMem;
    iSortTab = pParse->nTab++;
    if( pSort->labelBkOut ){
      addrOnce = sqlite3CodeOnce(pParse); VdbeCoverage(v);
................................................................................
      sqlite3VdbeAddOp2(v, OP_NewRowid, iParm, regRowid);
      sqlite3VdbeAddOp3(v, OP_Insert, iParm, regRow, regRowid);
      sqlite3VdbeChangeP5(v, OPFLAG_APPEND);
      break;
    }
#ifndef SQLITE_OMIT_SUBQUERY
    case SRT_Set: {
      assert( nColumn==1 );
      sqlite3VdbeAddOp4(v, OP_MakeRecord, regRow, 1, regRowid,
                        &pDest->affSdst, 1);
      sqlite3ExprCacheAffinityChange(pParse, regRow, 1);
      sqlite3VdbeAddOp2(v, OP_IdxInsert, iParm, regRowid);
      break;
    }
    case SRT_Mem: {
      assert( nColumn==1 );
      sqlite3ExprCodeMove(pParse, regRow, iParm, 1);
      /* The LIMIT clause will terminate the loop for us */
      break;
    }
#endif
    default: {
      assert( eDest==SRT_Output || eDest==SRT_Coroutine ); 
      testcase( eDest==SRT_Output );
................................................................................
      }else{
        sqlite3VdbeAddOp1(v, OP_Yield, pDest->iSDParm);
      }
      break;
    }
  }
  if( regRowid ){



    sqlite3ReleaseTempReg(pParse, regRow);

    sqlite3ReleaseTempReg(pParse, regRowid);
  }
  /* The bottom of the loop
  */
  sqlite3VdbeResolveLabel(v, addrContinue);
  if( pSort->sortFlags & SORTFLAG_UseSorter ){
    sqlite3VdbeAddOp2(v, OP_SorterNext, iTab, addr); VdbeCoverage(v);
................................................................................

/*
** Get a VDBE for the given parser context.  Create a new one if necessary.
** If an error occurs, return NULL and leave a message in pParse.
*/
static SQLITE_NOINLINE Vdbe *allocVdbe(Parse *pParse){
  Vdbe *v = pParse->pVdbe = sqlite3VdbeCreate(pParse);
  if( v ) sqlite3VdbeAddOp0(v, OP_Init);
  if( pParse->pToplevel==0
   && OptimizationEnabled(pParse->db,SQLITE_FactorOutConst)
  ){
    pParse->okConstFactor = 1;
  }
  return v;
}
................................................................................
      sqlite3VdbeChangeP5(v, OPFLAG_APPEND);
      sqlite3ReleaseTempReg(pParse, r2);
      sqlite3ReleaseTempReg(pParse, r1);
      break;
    }

#ifndef SQLITE_OMIT_SUBQUERY
    /* If we are creating a set for an "expr IN (SELECT ...)" construct,
    ** then there should be a single item on the stack.  Write this
    ** item into the set table with bogus data.
    */
    case SRT_Set: {
      int r1;
      assert( pIn->nSdst==1 || pParse->nErr>0 );
      pDest->affSdst = 
         sqlite3CompareAffinity(p->pEList->a[0].pExpr, pDest->affSdst);
      r1 = sqlite3GetTempReg(pParse);
      sqlite3VdbeAddOp4(v, OP_MakeRecord, pIn->iSdst, 1, r1, &pDest->affSdst,1);

      sqlite3ExprCacheAffinityChange(pParse, pIn->iSdst, 1);
      sqlite3VdbeAddOp2(v, OP_IdxInsert, pDest->iSDParm, r1);
      sqlite3ReleaseTempReg(pParse, r1);
      break;
    }

    /* If this is a scalar select that is part of an expression, then
    ** store the results in the appropriate memory cell and break out
................................................................................
  assert( p->pEList!=0 );
  isAgg = (p->selFlags & SF_Aggregate)!=0;
#if SELECTTRACE_ENABLED
  if( sqlite3SelectTrace & 0x100 ){
    SELECTTRACE(0x100,pParse,p, ("after name resolution:\n"));
    sqlite3TreeViewSelect(0, p, 0);
  }
#endif


  /* If writing to memory or generating a set
  ** only a single column may be output.
  */
#ifndef SQLITE_OMIT_SUBQUERY
  if( checkForMultiColumnSelectError(pParse, pDest, p->pEList->nExpr) ){
    goto select_end;
  }
#endif

  /* Try to flatten subqueries in the FROM clause up into the main query
  */
#if !defined(SQLITE_OMIT_SUBQUERY) || !defined(SQLITE_OMIT_VIEW)
  for(i=0; !p->pPrior && i<pTabList->nSrc; i++){
    struct SrcList_item *pItem = &pTabList->a[i];
................................................................................
  sqlite3VtabLock(pVTab);
}

/*
** This function is invoked by the vdbe to call the xCreate method
** of the virtual table named zTab in database iDb. 
**
** If an error occurs, *pzErr is set to point an an English language
** description of the error and an SQLITE_XXX error code is returned.
** In this case the caller must call sqlite3DbFree(db, ) on *pzErr.
*/
SQLITE_PRIVATE int sqlite3VtabCallCreate(sqlite3 *db, int iDb, const char *zTab, char **pzErr){
  int rc = SQLITE_OK;
  Table *pTab;
  Module *pMod;
................................................................................
  u8 iSortIdx;          /* Sorting index number.  0==None */
  LogEst rSetup;        /* One-time setup cost (ex: create transient index) */
  LogEst rRun;          /* Cost of running each loop */
  LogEst nOut;          /* Estimated number of output rows */
  union {
    struct {               /* Information for internal btree tables */
      u16 nEq;               /* Number of equality constraints */


      Index *pIndex;         /* Index used, or NULL */
    } btree;
    struct {               /* Information for virtual tables */
      int idxNum;            /* Index number */
      u8 needFree;           /* True if sqlite3_free(idxStr) is needed */
      i8 isOrdered;          /* True if satisfies ORDER BY */
      u16 omitMask;          /* Terms that may be omitted */
................................................................................
** in prereqRight and prereqAll.  The default is 64 bits, hence SQLite
** is only able to process joins with 64 or fewer tables.
*/
struct WhereTerm {
  Expr *pExpr;            /* Pointer to the subexpression that is this term */
  int iParent;            /* Disable pWC->a[iParent] when this term disabled */
  int leftCursor;         /* Cursor number of X in "X <op> <expr>" */

  union {
    int leftColumn;         /* Column number of X in "X <op> <expr>" */
    WhereOrInfo *pOrInfo;   /* Extra information if (eOperator & WO_OR)!=0 */
    WhereAndInfo *pAndInfo; /* Extra information if (eOperator& WO_AND)!=0 */
  } u;
  LogEst truthProb;       /* Probability of truth for this expression */
  u16 eOperator;          /* A WO_xx value describing <op> */
................................................................................
#define WHERE_UNQ_WANTED   0x00010000  /* WHERE_ONEROW would have been helpful*/
#define WHERE_PARTIALIDX   0x00020000  /* The automatic index is partial */

/************** End of whereInt.h ********************************************/
/************** Continuing where we left off in wherecode.c ******************/

#ifndef SQLITE_OMIT_EXPLAIN











/*
** This routine is a helper for explainIndexRange() below
**
** pStr holds the text of an expression that we are building up one term
** at a time.  This routine adds a new term to the end of the expression.
** Terms are separated by AND so add the "AND" text for second and subsequent
** terms only.
*/
static void explainAppendTerm(
  StrAccum *pStr,             /* The text expression being built */
  int iTerm,                  /* Index of this term.  First is zero */
  const char *zColumn,        /* Name of the column */
  const char *zOp             /* Name of the operator */
){
  if( iTerm ) sqlite3StrAccumAppend(pStr, " AND ", 5);
  sqlite3StrAccumAppendAll(pStr, zColumn);
  sqlite3StrAccumAppend(pStr, zOp, 1);
  sqlite3StrAccumAppend(pStr, "?", 1);
}

/*
** Return the name of the i-th column of the pIdx index.
*/
static const char *explainIndexColumnName(Index *pIdx, int i){
  i = pIdx->aiColumn[i];
  if( i==XN_EXPR ) return "<expr>";
  if( i==XN_ROWID ) return "rowid";
  return pIdx->pTable->aCol[i].zName;








}

/*
** Argument pLevel describes a strategy for scanning table pTab. This 
** function appends text to pStr that describes the subset of table
** rows scanned by the strategy in the form of an SQL expression.
**
................................................................................
    const char *z = explainIndexColumnName(pIndex, i);
    if( i ) sqlite3StrAccumAppend(pStr, " AND ", 5);
    sqlite3XPrintf(pStr, i>=nSkip ? "%s=?" : "ANY(%s)", z);
  }

  j = i;
  if( pLoop->wsFlags&WHERE_BTM_LIMIT ){
    const char *z = explainIndexColumnName(pIndex, i);
    explainAppendTerm(pStr, i++, z, ">");

  }
  if( pLoop->wsFlags&WHERE_TOP_LIMIT ){
    const char *z = explainIndexColumnName(pIndex, j);
    explainAppendTerm(pStr, i, z, "<");
  }
  sqlite3StrAccumAppend(pStr, ")", 1);
}

/*
** This function is a no-op unless currently processing an EXPLAIN QUERY PLAN
** command, or if either SQLITE_DEBUG or SQLITE_ENABLE_STMT_SCANSTATUS was
................................................................................
** term was originally TERM_LIKE, then the parent gets TERM_LIKECOND instead.
** The TERM_LIKECOND marking indicates that the term should be coded inside
** a conditional such that is only evaluated on the second pass of a
** LIKE-optimization loop, when scanning BLOBs instead of strings.
*/
static void disableTerm(WhereLevel *pLevel, WhereTerm *pTerm){
  int nLoop = 0;
  while( pTerm
      && (pTerm->wtFlags & TERM_CODED)==0
      && (pLevel->iLeftJoin==0 || ExprHasProperty(pTerm->pExpr, EP_FromJoin))
      && (pLevel->notReady & pTerm->prereqAll)==0
  ){
    if( nLoop && (pTerm->wtFlags & TERM_LIKE)!=0 ){
      pTerm->wtFlags |= TERM_LIKECOND;
    }else{
................................................................................
  /* Code the OP_Affinity opcode if there is anything left to do. */
  if( n>0 ){
    sqlite3VdbeAddOp4(v, OP_Affinity, base, n, 0, zAff, n);
    sqlite3ExprCacheAffinityChange(pParse, base, n);
  }
}




























/*
** Generate code for a single equality term of the WHERE clause.  An equality
** term can be either X=expr or X IN (...).   pTerm is the term to be 
** coded.
**
** The current value for the constraint is left in register iReg.




**
** For a constraint of the form X=expr, the expression is evaluated and its
** result is left on the stack.  For constraints of the form X IN (...)
** this routine sets up a loop that will iterate over all values of X.
*/
static int codeEqualityTerm(
  Parse *pParse,      /* The parsing context */
  WhereTerm *pTerm,   /* The term of the WHERE clause to be coded */
  WhereLevel *pLevel, /* The level of the FROM clause we are working on */
  int iEq,            /* Index of the equality term within this level */
................................................................................
  int bRev,           /* True for reverse-order IN operations */
  int iTarget         /* Attempt to leave results in this register */
){
  Expr *pX = pTerm->pExpr;
  Vdbe *v = pParse->pVdbe;
  int iReg;                  /* Register holding results */


  assert( iTarget>0 );
  if( pX->op==TK_EQ || pX->op==TK_IS ){
    iReg = sqlite3ExprCodeTarget(pParse, pX->pRight, iTarget);
  }else if( pX->op==TK_ISNULL ){
    iReg = iTarget;
    sqlite3VdbeAddOp2(v, OP_Null, 0, iReg);
#ifndef SQLITE_OMIT_SUBQUERY
  }else{
    int eType;
    int iTab;
    struct InLoop *pIn;
    WhereLoop *pLoop = pLevel->pWLoop;




    if( (pLoop->wsFlags & WHERE_VIRTUALTABLE)==0
      && pLoop->u.btree.pIndex!=0
      && pLoop->u.btree.pIndex->aSortOrder[iEq]
    ){
      testcase( iEq==0 );
      testcase( bRev );
      bRev = !bRev;
    }
    assert( pX->op==TK_IN );
    iReg = iTarget;












    eType = sqlite3FindInIndex(pParse, pX, IN_INDEX_LOOP, 0);
























































    if( eType==IN_INDEX_INDEX_DESC ){
      testcase( bRev );
      bRev = !bRev;
    }
    iTab = pX->iTable;
    sqlite3VdbeAddOp2(v, bRev ? OP_Last : OP_Rewind, iTab, 0);
    VdbeCoverageIf(v, bRev);
    VdbeCoverageIf(v, !bRev);
    assert( (pLoop->wsFlags & WHERE_MULTI_OR)==0 );

    pLoop->wsFlags |= WHERE_IN_ABLE;
    if( pLevel->u.in.nIn==0 ){
      pLevel->addrNxt = sqlite3VdbeMakeLabel(v);
    }

    pLevel->u.in.nIn++;

    pLevel->u.in.aInLoop =
       sqlite3DbReallocOrFree(pParse->db, pLevel->u.in.aInLoop,
                              sizeof(pLevel->u.in.aInLoop[0])*pLevel->u.in.nIn);
    pIn = pLevel->u.in.aInLoop;
    if( pIn ){

      pIn += pLevel->u.in.nIn - 1;
      pIn->iCur = iTab;



      if( eType==IN_INDEX_ROWID ){

        pIn->addrInTop = sqlite3VdbeAddOp2(v, OP_Rowid, iTab, iReg);
      }else{


        pIn->addrInTop = sqlite3VdbeAddOp3(v, OP_Column, iTab, 0, iReg);
      }



      pIn->eEndLoopOp = bRev ? OP_PrevIfOpen : OP_NextIfOpen;
      sqlite3VdbeAddOp1(v, OP_IsNull, iReg); VdbeCoverage(v);






    }else{
      pLevel->u.in.nIn = 0;
    }

#endif
  }
  disableTerm(pLevel, pTerm);
  return iReg;
}

/*
................................................................................
      if( nReg==1 ){
        sqlite3ReleaseTempReg(pParse, regBase);
        regBase = r1;
      }else{
        sqlite3VdbeAddOp2(v, OP_SCopy, r1, regBase+j);
      }
    }
    testcase( pTerm->eOperator & WO_ISNULL );
    testcase( pTerm->eOperator & WO_IN );






    if( (pTerm->eOperator & (WO_ISNULL|WO_IN))==0 ){
      Expr *pRight = pTerm->pExpr->pRight;
      if( (pTerm->wtFlags & TERM_IS)==0 && sqlite3ExprCanBeNull(pRight) ){
        sqlite3VdbeAddOp2(v, OP_IsNull, regBase+j, pLevel->addrBrk);
        VdbeCoverage(v);
      }
      if( zAff ){
        if( sqlite3CompareAffinity(pRight, zAff[j])==SQLITE_AFF_BLOB ){
................................................................................
        assert( pIdx->aiColumn[i]<pTab->nCol );
        if( pIdx->aiColumn[i]>=0 ) ai[pIdx->aiColumn[i]+1] = i+1;
      }
      sqlite3VdbeChangeP4(v, -1, (char*)ai, P4_INTARRAY);
    }
  }
}


































/*
** Generate code for the start of the iLevel-th loop in the WHERE clause
** implementation described by pWInfo.
*/
SQLITE_PRIVATE Bitmask sqlite3WhereCodeOneLoopStart(
  WhereInfo *pWInfo,   /* Complete information about the WHERE clause */
................................................................................
      int iTarget = iReg+j+2;
      pTerm = pLoop->aLTerm[j];
      if( NEVER(pTerm==0) ) continue;
      if( pTerm->eOperator & WO_IN ){
        codeEqualityTerm(pParse, pTerm, pLevel, j, bRev, iTarget);
        addrNotFound = pLevel->addrNxt;
      }else{
        sqlite3ExprCode(pParse, pTerm->pExpr->pRight, iTarget);

      }
    }
    sqlite3VdbeAddOp2(v, OP_Integer, pLoop->u.vtab.idxNum, iReg);
    sqlite3VdbeAddOp2(v, OP_Integer, nConstraint, iReg+1);
    sqlite3VdbeAddOp4(v, OP_VFilter, iCur, addrNotFound, iReg,
                      pLoop->u.vtab.idxStr,
                      pLoop->u.vtab.needFree ? P4_MPRINTF : P4_STATIC);
................................................................................
      pStart = pEnd;
      pEnd = pTerm;
    }
    codeCursorHint(pTabItem, pWInfo, pLevel, pEnd);
    if( pStart ){
      Expr *pX;             /* The expression that defines the start bound */
      int r1, rTemp;        /* Registers for holding the start boundary */


      /* The following constant maps TK_xx codes into corresponding 
      ** seek opcodes.  It depends on a particular ordering of TK_xx
      */
      const u8 aMoveOp[] = {
           /* TK_GT */  OP_SeekGT,
           /* TK_LE */  OP_SeekLE,
................................................................................
      assert( TK_GE==TK_GT+3 );      /*  ... is correcct. */

      assert( (pStart->wtFlags & TERM_VNULL)==0 );
      testcase( pStart->wtFlags & TERM_VIRTUAL );
      pX = pStart->pExpr;
      assert( pX!=0 );
      testcase( pStart->leftCursor!=iCur ); /* transitive constraints */





      r1 = sqlite3ExprCodeTemp(pParse, pX->pRight, &rTemp);



      sqlite3VdbeAddOp3(v, aMoveOp[pX->op-TK_GT], iCur, addrBrk, r1);
      VdbeComment((v, "pk"));
      VdbeCoverageIf(v, pX->op==TK_GT);
      VdbeCoverageIf(v, pX->op==TK_LE);
      VdbeCoverageIf(v, pX->op==TK_LT);
      VdbeCoverageIf(v, pX->op==TK_GE);
      sqlite3ExprCacheAffinityChange(pParse, r1, 1);
      sqlite3ReleaseTempReg(pParse, rTemp);
      disableTerm(pLevel, pStart);
    }else{
      sqlite3VdbeAddOp2(v, bRev ? OP_Last : OP_Rewind, iCur, addrBrk);
      VdbeCoverageIf(v, bRev==0);
      VdbeCoverageIf(v, bRev!=0);
    }
    if( pEnd ){
      Expr *pX;
      pX = pEnd->pExpr;
      assert( pX!=0 );
      assert( (pEnd->wtFlags & TERM_VNULL)==0 );
      testcase( pEnd->leftCursor!=iCur ); /* Transitive constraints */
      testcase( pEnd->wtFlags & TERM_VIRTUAL );
      memEndValue = ++pParse->nMem;
      sqlite3ExprCode(pParse, pX->pRight, memEndValue);

      if( pX->op==TK_LT || pX->op==TK_GT ){

        testOp = bRev ? OP_Le : OP_Ge;
      }else{
        testOp = bRev ? OP_Lt : OP_Gt;
      }

      disableTerm(pLevel, pEnd);

    }
    start = sqlite3VdbeCurrentAddr(v);
    pLevel->op = bRev ? OP_Prev : OP_Next;
    pLevel->p1 = iCur;
    pLevel->p2 = start;
    assert( pLevel->p5==0 );
    if( testOp!=OP_Noop ){
................................................................................
    static const u8 aEndOp[] = {
      OP_IdxGE,            /* 0: (end_constraints && !bRev && !endEq) */
      OP_IdxGT,            /* 1: (end_constraints && !bRev &&  endEq) */
      OP_IdxLE,            /* 2: (end_constraints &&  bRev && !endEq) */
      OP_IdxLT,            /* 3: (end_constraints &&  bRev &&  endEq) */
    };
    u16 nEq = pLoop->u.btree.nEq;     /* Number of == or IN terms */


    int regBase;                 /* Base register holding constraint values */
    WhereTerm *pRangeStart = 0;  /* Inequality constraint at range start */
    WhereTerm *pRangeEnd = 0;    /* Inequality constraint at range end */
    int startEq;                 /* True if range start uses ==, >= or <= */
    int endEq;                   /* True if range end uses ==, >= or <= */
    int start_constraints;       /* Start of range is constrained */
    int nConstraint;             /* Number of constraint terms */
    Index *pIdx;                 /* The index we will be using */
    int iIdxCur;                 /* The VDBE cursor for the index */
    int nExtraReg = 0;           /* Number of extra registers needed */
    int op;                      /* Instruction opcode */
    char *zStartAff;             /* Affinity for start of range constraint */
    char cEndAff = 0;            /* Affinity for end of range constraint */
    u8 bSeekPastNull = 0;        /* True to seek past initial nulls */
    u8 bStopAtNull = 0;          /* Add condition to terminate at NULLs */

    pIdx = pLoop->u.btree.pIndex;
    iIdxCur = pLevel->iIdxCur;
    assert( nEq>=pLoop->nSkip );

................................................................................

    /* Find any inequality constraint terms for the start and end 
    ** of the range. 
    */
    j = nEq;
    if( pLoop->wsFlags & WHERE_BTM_LIMIT ){
      pRangeStart = pLoop->aLTerm[j++];
      nExtraReg = 1;
      /* Like optimization range constraints always occur in pairs */
      assert( (pRangeStart->wtFlags & TERM_LIKEOPT)==0 || 
              (pLoop->wsFlags & WHERE_TOP_LIMIT)!=0 );
    }
    if( pLoop->wsFlags & WHERE_TOP_LIMIT ){
      pRangeEnd = pLoop->aLTerm[j++];
      nExtraReg = 1;
#ifndef SQLITE_LIKE_DOESNT_MATCH_BLOBS
      if( (pRangeEnd->wtFlags & TERM_LIKEOPT)!=0 ){
        assert( pRangeStart!=0 );                     /* LIKE opt constraints */
        assert( pRangeStart->wtFlags & TERM_LIKEOPT );   /* occur in pairs */
        pLevel->iLikeRepCntr = (u32)++pParse->nMem;
        sqlite3VdbeAddOp2(v, OP_Integer, 1, (int)pLevel->iLikeRepCntr);
        VdbeComment((v, "LIKE loop counter"));
................................................................................
    ** start and end terms (pRangeStart and pRangeEnd).
    */
    if( (nEq<pIdx->nKeyCol && bRev==(pIdx->aSortOrder[nEq]==SQLITE_SO_ASC))
     || (bRev && pIdx->nKeyCol==nEq)
    ){
      SWAP(WhereTerm *, pRangeEnd, pRangeStart);
      SWAP(u8, bSeekPastNull, bStopAtNull);

    }

    /* Generate code to evaluate all constraint terms using == or IN
    ** and store the values of those terms in an array of registers
    ** starting at regBase.
    */
    codeCursorHint(pTabItem, pWInfo, pLevel, pRangeEnd);
    regBase = codeAllEqualityTerms(pParse,pLevel,bRev,nExtraReg,&zStartAff);
    assert( zStartAff==0 || sqlite3Strlen30(zStartAff)>=nEq );
    if( zStartAff ) cEndAff = zStartAff[nEq];


    addrNxt = pLevel->addrNxt;

    testcase( pRangeStart && (pRangeStart->eOperator & WO_LE)!=0 );
    testcase( pRangeStart && (pRangeStart->eOperator & WO_GE)!=0 );
    testcase( pRangeEnd && (pRangeEnd->eOperator & WO_LE)!=0 );
    testcase( pRangeEnd && (pRangeEnd->eOperator & WO_GE)!=0 );
    startEq = !pRangeStart || pRangeStart->eOperator & (WO_LE|WO_GE);
................................................................................
    endEq =   !pRangeEnd || pRangeEnd->eOperator & (WO_LE|WO_GE);
    start_constraints = pRangeStart || nEq>0;

    /* Seek the index cursor to the start of the range. */
    nConstraint = nEq;
    if( pRangeStart ){
      Expr *pRight = pRangeStart->pExpr->pRight;
      sqlite3ExprCode(pParse, pRight, regBase+nEq);
      whereLikeOptimizationStringFixup(v, pLevel, pRangeStart);
      if( (pRangeStart->wtFlags & TERM_VNULL)==0
       && sqlite3ExprCanBeNull(pRight)
      ){
        sqlite3VdbeAddOp2(v, OP_IsNull, regBase+nEq, addrNxt);
        VdbeCoverage(v);
      }
      if( zStartAff ){
        if( sqlite3CompareAffinity(pRight, zStartAff[nEq])==SQLITE_AFF_BLOB){
          /* Since the comparison is to be performed with no conversions
          ** applied to the operands, set the affinity to apply to pRight to 
          ** SQLITE_AFF_BLOB.  */
          zStartAff[nEq] = SQLITE_AFF_BLOB;
        }
        if( sqlite3ExprNeedsNoAffinityChange(pRight, zStartAff[nEq]) ){
          zStartAff[nEq] = SQLITE_AFF_BLOB;
        }
      }  
      nConstraint++;
      testcase( pRangeStart->wtFlags & TERM_VIRTUAL );





      bSeekPastNull = 0;
    }else if( bSeekPastNull ){
      sqlite3VdbeAddOp2(v, OP_Null, 0, regBase+nEq);
      nConstraint++;
      startEq = 0;
      start_constraints = 1;
    }
................................................................................
    /* Load the value for the inequality constraint at the end of the
    ** range (if any).
    */
    nConstraint = nEq;
    if( pRangeEnd ){
      Expr *pRight = pRangeEnd->pExpr->pRight;
      sqlite3ExprCacheRemove(pParse, regBase+nEq, 1);
      sqlite3ExprCode(pParse, pRight, regBase+nEq);
      whereLikeOptimizationStringFixup(v, pLevel, pRangeEnd);
      if( (pRangeEnd->wtFlags & TERM_VNULL)==0
       && sqlite3ExprCanBeNull(pRight)
      ){
        sqlite3VdbeAddOp2(v, OP_IsNull, regBase+nEq, addrNxt);
        VdbeCoverage(v);
      }
      if( sqlite3CompareAffinity(pRight, cEndAff)!=SQLITE_AFF_BLOB
       && !sqlite3ExprNeedsNoAffinityChange(pRight, cEndAff)
      ){
        codeApplyAffinity(pParse, regBase+nEq, 1, &cEndAff);


      }
      nConstraint++;
      testcase( pRangeEnd->wtFlags & TERM_VIRTUAL );






    }else if( bStopAtNull ){
      sqlite3VdbeAddOp2(v, OP_Null, 0, regBase+nEq);
      endEq = 0;
      nConstraint++;
    }
    sqlite3DbFree(db, zStartAff);


    /* Top of the loop body */
    pLevel->p2 = sqlite3VdbeCurrentAddr(v);

    /* Check if the index cursor is past the end of the range. */
    if( nConstraint ){
      op = aEndOp[bRev*2 + endEq];
................................................................................
      testcase( op==OP_IdxGT );  VdbeCoverageIf(v, op==OP_IdxGT );
      testcase( op==OP_IdxGE );  VdbeCoverageIf(v, op==OP_IdxGE );
      testcase( op==OP_IdxLT );  VdbeCoverageIf(v, op==OP_IdxLT );
      testcase( op==OP_IdxLE );  VdbeCoverageIf(v, op==OP_IdxLE );
    }

    /* Seek the table cursor, if required */
    disableTerm(pLevel, pRangeStart);
    disableTerm(pLevel, pRangeEnd);
    if( omitTable ){
      /* pIdx is a covering index.  No need to access the main table. */
    }else if( HasRowid(pIdx->pTable) ){
      if( (pWInfo->wctrlFlags & WHERE_SEEK_TABLE)!=0 ){
        iRowidReg = ++pParse->nMem;
        sqlite3VdbeAddOp2(v, OP_IdxRowid, iIdxCur, iRowidReg);
        sqlite3ExprCacheStore(pParse, iCur, -1, iRowidReg);
................................................................................
        k = sqlite3ColumnOfIndex(pIdx, pPk->aiColumn[j]);
        sqlite3VdbeAddOp3(v, OP_Column, iIdxCur, k, iRowidReg+j);
      }
      sqlite3VdbeAddOp4Int(v, OP_NotFound, iCur, addrCont,
                           iRowidReg, pPk->nKeyCol); VdbeCoverage(v);
    }

    /* Record the instruction used to terminate the loop. Disable 
    ** WHERE clause terms made redundant by the index range scan.
    */
    if( pLoop->wsFlags & WHERE_ONEROW ){
      pLevel->op = OP_Noop;
    }else if( bRev ){
      pLevel->op = OP_Prev;
    }else{
      pLevel->op = OP_Next;
    }
................................................................................
    int iLoopBody = sqlite3VdbeMakeLabel(v);  /* Start of loop body */
    int iRetInit;                             /* Address of regReturn init */
    int untestedTerms = 0;             /* Some terms not completely tested */
    int ii;                            /* Loop counter */
    u16 wctrlFlags;                    /* Flags for sub-WHERE clause */
    Expr *pAndExpr = 0;                /* An ".. AND (...)" expression */
    Table *pTab = pTabItem->pTab;
   
    pTerm = pLoop->aLTerm[0];
    assert( pTerm!=0 );
    assert( pTerm->eOperator & WO_OR );
    assert( (pTerm->wtFlags & TERM_ORINFO)!=0 );
    pOrWc = &pTerm->u.pOrInfo->wc;
    pLevel->op = OP_Return;
    pLevel->p1 = regReturn;
................................................................................
  pTerm->iParent = -1;
  return idx;
}

/*
** Return TRUE if the given operator is one of the operators that is
** allowed for an indexable WHERE clause term.  The allowed operators are
** "=", "<", ">", "<=", ">=", "IN", and "IS NULL"
*/
static int allowedOp(int op){
  assert( TK_GT>TK_EQ && TK_GT<TK_GE );
  assert( TK_LT>TK_EQ && TK_LT<TK_GE );
  assert( TK_LE>TK_EQ && TK_LE<TK_GE );
  assert( TK_GE==TK_EQ+4 );
  return op==TK_IN || (op>=TK_EQ && op<=TK_GE) || op==TK_ISNULL || op==TK_IS;
................................................................................

/*
** Expression pExpr is one operand of a comparison operator that might
** be useful for indexing.  This routine checks to see if pExpr appears
** in any index.  Return TRUE (1) if pExpr is an indexed term and return
** FALSE (0) if not.  If TRUE is returned, also set *piCur to the cursor
** number of the table that is indexed and *piColumn to the column number
** of the column that is indexed, or -2 if an expression is being indexed.

**
** If pExpr is a TK_COLUMN column reference, then this routine always returns
** true even if that particular column is not indexed, because the column
** might be added to an automatic index later.
*/
static int exprMightBeIndexed(
  SrcList *pFrom,        /* The FROM clause */

  Bitmask mPrereq,       /* Bitmask of FROM clause terms referenced by pExpr */
  Expr *pExpr,           /* An operand of a comparison operator */
  int *piCur,            /* Write the referenced table cursor number here */
  int *piColumn          /* Write the referenced table column number here */
){
  Index *pIdx;
  int i;
  int iCur;











  if( pExpr->op==TK_COLUMN ){
    *piCur = pExpr->iTable;
    *piColumn = pExpr->iColumn;
    return 1;
  }
  if( mPrereq==0 ) return 0;                 /* No table references */
  if( (mPrereq&(mPrereq-1))!=0 ) return 0;   /* Refs more than one table */
  for(i=0; mPrereq>1; i++, mPrereq>>=1){}
  iCur = pFrom->a[i].iCursor;
  for(pIdx=pFrom->a[i].pTab->pIndex; pIdx; pIdx=pIdx->pNext){
    if( pIdx->aColExpr==0 ) continue;
    for(i=0; i<pIdx->nKeyCol; i++){
      if( pIdx->aiColumn[i]!=(-2) ) continue;
      if( sqlite3ExprCompare(pExpr, pIdx->aColExpr->a[i].pExpr, iCur)==0 ){
        *piCur = iCur;
        *piColumn = -2;
        return 1;
      }
    }
  }
  return 0;
}

................................................................................
  pMaskSet = &pWInfo->sMaskSet;
  pExpr = pTerm->pExpr;
  assert( pExpr->op!=TK_AS && pExpr->op!=TK_COLLATE );
  prereqLeft = sqlite3WhereExprUsage(pMaskSet, pExpr->pLeft);
  op = pExpr->op;
  if( op==TK_IN ){
    assert( pExpr->pRight==0 );

    if( ExprHasProperty(pExpr, EP_xIsSelect) ){
      pTerm->prereqRight = exprSelectUsage(pMaskSet, pExpr->x.pSelect);
    }else{
      pTerm->prereqRight = sqlite3WhereExprListUsage(pMaskSet, pExpr->x.pList);
    }
  }else if( op==TK_ISNULL ){
    pTerm->prereqRight = 0;
................................................................................
  pTerm->iParent = -1;
  pTerm->eOperator = 0;
  if( allowedOp(op) ){
    int iCur, iColumn;
    Expr *pLeft = sqlite3ExprSkipCollate(pExpr->pLeft);
    Expr *pRight = sqlite3ExprSkipCollate(pExpr->pRight);
    u16 opMask = (pTerm->prereqRight & prereqLeft)==0 ? WO_ALL : WO_EQUIV;







    if( exprMightBeIndexed(pSrc, prereqLeft, pLeft, &iCur, &iColumn) ){
      pTerm->leftCursor = iCur;
      pTerm->u.leftColumn = iColumn;
      pTerm->eOperator = operatorMask(op) & opMask;
    }
    if( op==TK_IS ) pTerm->wtFlags |= TERM_IS;
    if( pRight 
     && exprMightBeIndexed(pSrc, pTerm->prereqRight, pRight, &iCur, &iColumn)
    ){
      WhereTerm *pNew;
      Expr *pDup;
      u16 eExtraOp = 0;        /* Extra bits for pNew->eOperator */

      if( pTerm->leftCursor>=0 ){
        int idxNew;
        pDup = sqlite3ExprDup(db, pExpr, 0);
        if( db->mallocFailed ){
          sqlite3ExprDelete(db, pDup);
          return;
        }
................................................................................
      markTermAsChild(pWC, idxNew, idxTerm);
      pTerm = &pWC->a[idxTerm];
      pTerm->wtFlags |= TERM_COPIED;
      pNewTerm->prereqAll = pTerm->prereqAll;
    }
  }
#endif /* SQLITE_OMIT_VIRTUALTABLE */






















































#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  /* When sqlite_stat3 histogram data is available an operator of the
  ** form "x IS NOT NULL" can sometimes be evaluated more efficiently
  ** as "x>NULL" if x is not an INTEGER PRIMARY KEY.  So construct a
  ** virtual term of that form.
  **
................................................................................
** by passing the pointer returned by this function to sqlite3_free().
*/
static sqlite3_index_info *allocateIndexInfo(
  Parse *pParse,
  WhereClause *pWC,
  Bitmask mUnusable,              /* Ignore terms with these prereqs */
  struct SrcList_item *pSrc,
  ExprList *pOrderBy

){
  int i, j;
  int nTerm;
  struct sqlite3_index_constraint *pIdxCons;
  struct sqlite3_index_orderby *pIdxOrderBy;
  struct sqlite3_index_constraint_usage *pUsage;
  WhereTerm *pTerm;
  int nOrderBy;
  sqlite3_index_info *pIdxInfo;


  /* Count the number of possible WHERE clause constraints referring
  ** to this virtual table */
  for(i=nTerm=0, pTerm=pWC->a; i<pWC->nTerm; i++, pTerm++){
    if( pTerm->leftCursor != pSrc->iCursor ) continue;
    if( pTerm->prereqRight & mUnusable ) continue;
    assert( IsPowerOfTwo(pTerm->eOperator & ~WO_EQUIV) );
................................................................................
    assert( WO_EQ==SQLITE_INDEX_CONSTRAINT_EQ );
    assert( WO_LT==SQLITE_INDEX_CONSTRAINT_LT );
    assert( WO_LE==SQLITE_INDEX_CONSTRAINT_LE );
    assert( WO_GT==SQLITE_INDEX_CONSTRAINT_GT );
    assert( WO_GE==SQLITE_INDEX_CONSTRAINT_GE );
    assert( WO_MATCH==SQLITE_INDEX_CONSTRAINT_MATCH );
    assert( pTerm->eOperator & (WO_IN|WO_EQ|WO_LT|WO_LE|WO_GT|WO_GE|WO_MATCH) );









    j++;
  }
  for(i=0; i<nOrderBy; i++){
    Expr *pExpr = pOrderBy->a[i].pExpr;
    pIdxOrderBy[i].iColumn = pExpr->iColumn;
    pIdxOrderBy[i].desc = pOrderBy->a[i].sortOrder;
  }


  return pIdxInfo;
}

/*
** The table object reference passed as the second argument to this function
** must represent a virtual table. This function invokes the xBestIndex()
** method of the virtual table with the sqlite3_index_info object that
................................................................................
}


#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
/*
** Return the affinity for a single column of an index.
*/
static char sqlite3IndexColumnAffinity(sqlite3 *db, Index *pIdx, int iCol){
  assert( iCol>=0 && iCol<pIdx->nColumn );
  if( !pIdx->zColAff ){
    if( sqlite3IndexAffinityStr(db, pIdx)==0 ) return SQLITE_AFF_BLOB;
  }
  return pIdx->zColAff[iCol];
}
#endif
................................................................................
  Index *p = pLoop->u.btree.pIndex;
  int nEq = pLoop->u.btree.nEq;

  if( p->nSample>0 && nEq<p->nSampleCol ){
    if( nEq==pBuilder->nRecValid ){
      UnpackedRecord *pRec = pBuilder->pRec;
      tRowcnt a[2];
      u8 aff;


      /* Variable iLower will be set to the estimate of the number of rows in 
      ** the index that are less than the lower bound of the range query. The
      ** lower bound being the concatenation of $P and $L, where $P is the
      ** key-prefix formed by the nEq values matched against the nEq left-most
      ** columns of the index, and $L is the value in pLower.
      **
................................................................................
      int iLwrIdx = -2;   /* aSample[] for the lower bound */
      int iUprIdx = -1;   /* aSample[] for the upper bound */

      if( pRec ){
        testcase( pRec->nField!=pBuilder->nRecValid );
        pRec->nField = pBuilder->nRecValid;
      }
      aff = sqlite3IndexColumnAffinity(pParse->db, p, nEq);
      assert( nEq!=p->nKeyCol || aff==SQLITE_AFF_INTEGER );
      /* Determine iLower and iUpper using ($P) only. */
      if( nEq==0 ){
        iLower = 0;
        iUpper = p->nRowEst0;
      }else{
        /* Note: this call could be optimized away - since the same values must 
        ** have been requested when testing key $P in whereEqualScanEst().  */
................................................................................

      assert( pLower==0 || (pLower->eOperator & (WO_GT|WO_GE))!=0 );
      assert( pUpper==0 || (pUpper->eOperator & (WO_LT|WO_LE))!=0 );
      assert( p->aSortOrder!=0 );
      if( p->aSortOrder[nEq] ){
        /* The roles of pLower and pUpper are swapped for a DESC index */
        SWAP(WhereTerm*, pLower, pUpper);

      }

      /* If possible, improve on the iLower estimate using ($P:$L). */
      if( pLower ){
        int bOk;                    /* True if value is extracted from pExpr */
        Expr *pExpr = pLower->pExpr->pRight;
        rc = sqlite3Stat4ProbeSetValue(pParse, p, &pRec, pExpr, aff, nEq, &bOk);
        if( rc==SQLITE_OK && bOk ){
          tRowcnt iNew;


          iLwrIdx = whereKeyStats(pParse, p, pRec, 0, a);
          iNew = a[0] + ((pLower->eOperator & (WO_GT|WO_LE)) ? a[1] : 0);
          if( iNew>iLower ) iLower = iNew;
          nOut--;
          pLower = 0;
        }
      }

      /* If possible, improve on the iUpper estimate using ($P:$U). */
      if( pUpper ){
        int bOk;                    /* True if value is extracted from pExpr */
        Expr *pExpr = pUpper->pExpr->pRight;
        rc = sqlite3Stat4ProbeSetValue(pParse, p, &pRec, pExpr, aff, nEq, &bOk);
        if( rc==SQLITE_OK && bOk ){
          tRowcnt iNew;


          iUprIdx = whereKeyStats(pParse, p, pRec, 1, a);
          iNew = a[0] + ((pUpper->eOperator & (WO_GT|WO_LE)) ? a[1] : 0);
          if( iNew<iUpper ) iUpper = iNew;
          nOut--;
          pUpper = 0;
        }
      }

      pBuilder->pRec = pRec;
................................................................................
  WhereLoopBuilder *pBuilder,
  Expr *pExpr,         /* Expression for VALUE in the x=VALUE constraint */
  tRowcnt *pnRow       /* Write the revised row estimate here */
){
  Index *p = pBuilder->pNew->u.btree.pIndex;
  int nEq = pBuilder->pNew->u.btree.nEq;
  UnpackedRecord *pRec = pBuilder->pRec;
  u8 aff;                   /* Column affinity */
  int rc;                   /* Subfunction return code */
  tRowcnt a[2];             /* Statistics */
  int bOk;

  assert( nEq>=1 );
  assert( nEq<=p->nColumn );
  assert( p->aSample!=0 );
................................................................................
  /* This is an optimization only. The call to sqlite3Stat4ProbeSetValue()
  ** below would return the same value.  */
  if( nEq>=p->nColumn ){
    *pnRow = 1;
    return SQLITE_OK;
  }

  aff = sqlite3IndexColumnAffinity(pParse->db, p, nEq-1);
  rc = sqlite3Stat4ProbeSetValue(pParse, p, &pRec, pExpr, aff, nEq-1, &bOk);
  pBuilder->pRec = pRec;
  if( rc!=SQLITE_OK ) return rc;
  if( bOk==0 ) return SQLITE_NOTFOUND;
  pBuilder->nRecValid = nEq;

  whereKeyStats(pParse, p, pRec, 0, a);
  WHERETRACE(0x10,("equality scan regions %s(%d): %d\n",
................................................................................
    }else if( (pTerm->eOperator & WO_OR)!=0 && pTerm->u.pOrInfo!=0 ){
      sqlite3_snprintf(sizeof(zLeft),zLeft,"indexable=0x%lld", 
                       pTerm->u.pOrInfo->indexable);
    }else{
      sqlite3_snprintf(sizeof(zLeft),zLeft,"left=%d", pTerm->leftCursor);
    }
    sqlite3DebugPrintf(
       "TERM-%-3d %p %s %-12s prob=%-3d op=0x%03x wtFlags=0x%04x\n",
       iTerm, pTerm, zType, zLeft, pTerm->truthProb,
       pTerm->eOperator, pTerm->wtFlags);





    sqlite3TreeViewExpr(0, pTerm->pExpr, 0);
  }
}
#endif

#ifdef WHERETRACE_ENABLED
/*
................................................................................
          if( iReduce<k ) iReduce = k;
        }
      }
    }
  }
  if( pLoop->nOut > nRow-iReduce )  pLoop->nOut = nRow - iReduce;
}



































































/*
** Adjust the cost C by the costMult facter T.  This only occurs if
** compiled with -DSQLITE_ENABLE_COSTMULT
*/
#ifdef SQLITE_ENABLE_COSTMULT
# define ApplyCostMultiplier(C,T)  C += T
................................................................................
  WhereLoop *pNew;                /* Template WhereLoop under construction */
  WhereTerm *pTerm;               /* A WhereTerm under consideration */
  int opMask;                     /* Valid operators for constraints */
  WhereScan scan;                 /* Iterator for WHERE terms */
  Bitmask saved_prereq;           /* Original value of pNew->prereq */
  u16 saved_nLTerm;               /* Original value of pNew->nLTerm */
  u16 saved_nEq;                  /* Original value of pNew->u.btree.nEq */


  u16 saved_nSkip;                /* Original value of pNew->nSkip */
  u32 saved_wsFlags;              /* Original value of pNew->wsFlags */
  LogEst saved_nOut;              /* Original value of pNew->nOut */
  int rc = SQLITE_OK;             /* Return code */
  LogEst rSize;                   /* Number of rows in the table */
  LogEst rLogSize;                /* Logarithm of table size */
  WhereTerm *pTop = 0, *pBtm = 0; /* Top and bottom range constraints */
................................................................................
  if( db->mallocFailed ) return SQLITE_NOMEM_BKPT;

  assert( (pNew->wsFlags & WHERE_VIRTUALTABLE)==0 );
  assert( (pNew->wsFlags & WHERE_TOP_LIMIT)==0 );
  if( pNew->wsFlags & WHERE_BTM_LIMIT ){
    opMask = WO_LT|WO_LE;
  }else{

    opMask = WO_EQ|WO_IN|WO_GT|WO_GE|WO_LT|WO_LE|WO_ISNULL|WO_IS;
  }
  if( pProbe->bUnordered ) opMask &= ~(WO_GT|WO_GE|WO_LT|WO_LE);

  assert( pNew->u.btree.nEq<pProbe->nColumn );

  saved_nEq = pNew->u.btree.nEq;


  saved_nSkip = pNew->nSkip;
  saved_nLTerm = pNew->nLTerm;
  saved_wsFlags = pNew->wsFlags;
  saved_prereq = pNew->prereq;
  saved_nOut = pNew->nOut;
  pTerm = whereScanInit(&scan, pBuilder->pWC, pSrc->iCursor, saved_nEq,
                        opMask, pProbe);
................................................................................
      testcase( eOp & WO_IS );
      testcase( eOp & WO_ISNULL );
      continue;
    }

    pNew->wsFlags = saved_wsFlags;
    pNew->u.btree.nEq = saved_nEq;


    pNew->nLTerm = saved_nLTerm;
    if( whereLoopResize(db, pNew, pNew->nLTerm+1) ) break; /* OOM */
    pNew->aLTerm[pNew->nLTerm++] = pTerm;
    pNew->prereq = (saved_prereq | pTerm->prereqRight) & ~pNew->maskSelf;

    assert( nInMul==0
        || (pNew->wsFlags & WHERE_COLUMN_NULL)!=0 
................................................................................
    );

    if( eOp & WO_IN ){
      Expr *pExpr = pTerm->pExpr;
      pNew->wsFlags |= WHERE_COLUMN_IN;
      if( ExprHasProperty(pExpr, EP_xIsSelect) ){
        /* "x IN (SELECT ...)":  TUNING: the SELECT returns 25 rows */

        nIn = 46;  assert( 46==sqlite3LogEst(25) );









      }else if( ALWAYS(pExpr->x.pList && pExpr->x.pList->nExpr) ){
        /* "x IN (value, value, ...)" */
        nIn = sqlite3LogEst(pExpr->x.pList->nExpr);
      }
      assert( nIn>0 );  /* RHS always has 2 or more terms...  The parser
                        ** changes "x IN (?)" into "x=?". */

    }else if( eOp & (WO_EQ|WO_IS) ){
      int iCol = pProbe->aiColumn[saved_nEq];
      pNew->wsFlags |= WHERE_COLUMN_EQ;
      assert( saved_nEq==pNew->u.btree.nEq );
      if( iCol==XN_ROWID 
       || (iCol>0 && nInMul==0 && saved_nEq==pProbe->nKeyCol-1)
      ){
................................................................................
      }
    }else if( eOp & WO_ISNULL ){
      pNew->wsFlags |= WHERE_COLUMN_NULL;
    }else if( eOp & (WO_GT|WO_GE) ){
      testcase( eOp & WO_GT );
      testcase( eOp & WO_GE );
      pNew->wsFlags |= WHERE_COLUMN_RANGE|WHERE_BTM_LIMIT;



      pBtm = pTerm;
      pTop = 0;
      if( pTerm->wtFlags & TERM_LIKEOPT ){
        /* Range contraints that come from the LIKE optimization are
        ** always used in pairs. */
        pTop = &pTerm[1];
        assert( (pTop-(pTerm->pWC->a))<pTerm->pWC->nTerm );
        assert( pTop->wtFlags & TERM_LIKEOPT );
        assert( pTop->eOperator==WO_LT );
        if( whereLoopResize(db, pNew, pNew->nLTerm+1) ) break; /* OOM */
        pNew->aLTerm[pNew->nLTerm++] = pTop;
        pNew->wsFlags |= WHERE_TOP_LIMIT;

      }
    }else{
      assert( eOp & (WO_LT|WO_LE) );
      testcase( eOp & WO_LT );
      testcase( eOp & WO_LE );
      pNew->wsFlags |= WHERE_COLUMN_RANGE|WHERE_TOP_LIMIT;



      pTop = pTerm;
      pBtm = (pNew->wsFlags & WHERE_BTM_LIMIT)!=0 ?
                     pNew->aLTerm[pNew->nLTerm-2] : 0;
    }

    /* At this point pNew->nOut is set to the number of rows expected to
    ** be visited by the index scan before considering term pTerm, or the
................................................................................
    pNew->nOut = saved_nOut;
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
    pBuilder->nRecValid = nRecValid;
#endif
  }
  pNew->prereq = saved_prereq;
  pNew->u.btree.nEq = saved_nEq;


  pNew->nSkip = saved_nSkip;
  pNew->wsFlags = saved_wsFlags;
  pNew->nOut = saved_nOut;
  pNew->nLTerm = saved_nLTerm;

  /* Consider using a skip-scan if there are no WHERE clause constraints
  ** available for the left-most terms of the index, and if the average
................................................................................
    }
  }
  return 0;
}

/*
** Add all WhereLoop objects for a single table of the join where the table
** is idenfied by pBuilder->pNew->iTab.  That table is guaranteed to be
** a b-tree table, not a virtual table.
**
** The costs (WhereLoop.rRun) of the b-tree loops added by this function
** are calculated as follows:
**
** For a full scan, assuming the table (or index) contains nRow rows:
**
................................................................................
    if( pProbe->pPartIdxWhere!=0
     && !whereUsablePartialIndex(pSrc->iCursor, pWC, pProbe->pPartIdxWhere) ){
      testcase( pNew->iTab!=pSrc->iCursor );  /* See ticket [98d973b8f5] */
      continue;  /* Partial index inappropriate for this query */
    }
    rSize = pProbe->aiRowLogEst[0];
    pNew->u.btree.nEq = 0;


    pNew->nSkip = 0;
    pNew->nLTerm = 0;
    pNew->iSortIdx = 0;
    pNew->rSetup = 0;
    pNew->prereq = mPrereq;
    pNew->nOut = rSize;
    pNew->u.btree.pIndex = pProbe;
................................................................................
*/
static int whereLoopAddVirtualOne(
  WhereLoopBuilder *pBuilder,
  Bitmask mPrereq,                /* Mask of tables that must be used. */
  Bitmask mUsable,                /* Mask of usable tables */
  u16 mExclude,                   /* Exclude terms using these operators */
  sqlite3_index_info *pIdxInfo,   /* Populated object for xBestIndex */

  int *pbIn                       /* OUT: True if plan uses an IN(...) op */
){
  WhereClause *pWC = pBuilder->pWC;
  struct sqlite3_index_constraint *pIdxCons;
  struct sqlite3_index_constraint_usage *pUsage = pIdxInfo->aConstraintUsage;
  int i;
  int mxTerm;
................................................................................
        ** together.  */
        pIdxInfo->orderByConsumed = 0;
        pIdxInfo->idxFlags &= ~SQLITE_INDEX_SCAN_UNIQUE;
        *pbIn = 1; assert( (mExclude & WO_IN)==0 );
      }
    }
  }


  pNew->nLTerm = mxTerm+1;
  assert( pNew->nLTerm<=pNew->nLSlot );
  pNew->u.vtab.idxNum = pIdxInfo->idxNum;
  pNew->u.vtab.needFree = pIdxInfo->needToFreeIdxStr;
  pIdxInfo->needToFreeIdxStr = 0;
  pNew->u.vtab.idxStr = pIdxInfo->idxStr;
................................................................................
  WhereClause *pWC;            /* The WHERE clause */
  struct SrcList_item *pSrc;   /* The FROM clause term to search */
  sqlite3_index_info *p;       /* Object to pass to xBestIndex() */
  int nConstraint;             /* Number of constraints in p */
  int bIn;                     /* True if plan uses IN(...) operator */
  WhereLoop *pNew;
  Bitmask mBest;               /* Tables used by best possible plan */


  assert( (mPrereq & mUnusable)==0 );
  pWInfo = pBuilder->pWInfo;
  pParse = pWInfo->pParse;
  pWC = pBuilder->pWC;
  pNew = pBuilder->pNew;
  pSrc = &pWInfo->pTabList->a[pNew->iTab];
  assert( IsVirtual(pSrc->pTab) );
  p = allocateIndexInfo(pParse, pWC, mUnusable, pSrc, pBuilder->pOrderBy);

  if( p==0 ) return SQLITE_NOMEM_BKPT;
  pNew->rSetup = 0;
  pNew->wsFlags = WHERE_VIRTUALTABLE;
  pNew->nLTerm = 0;
  pNew->u.vtab.needFree = 0;
  nConstraint = p->nConstraint;
  if( whereLoopResize(pParse->db, pNew, nConstraint) ){
    sqlite3DbFree(pParse->db, p);
    return SQLITE_NOMEM_BKPT;
  }

  /* First call xBestIndex() with all constraints usable. */
  WHERETRACE(0x40, ("  VirtualOne: all usable\n"));
  rc = whereLoopAddVirtualOne(pBuilder, mPrereq, ALLBITS, 0, p, &bIn);

  /* If the call to xBestIndex() with all terms enabled produced a plan
  ** that does not require any source tables (IOW: a plan with mBest==0),
  ** then there is no point in making any further calls to xBestIndex() 
  ** since they will all return the same result (if the xBestIndex()
  ** implementation is sane). */
  if( rc==SQLITE_OK && (mBest = (pNew->prereq & ~mPrereq))!=0 ){
................................................................................
    Bitmask mPrev = 0;
    Bitmask mBestNoIn = 0;

    /* If the plan produced by the earlier call uses an IN(...) term, call
    ** xBestIndex again, this time with IN(...) terms disabled. */
    if( bIn ){
      WHERETRACE(0x40, ("  VirtualOne: all usable w/o IN\n"));

      rc = whereLoopAddVirtualOne(pBuilder, mPrereq, ALLBITS, WO_IN, p, &bIn);
      assert( bIn==0 );
      mBestNoIn = pNew->prereq & ~mPrereq;
      if( mBestNoIn==0 ){
        seenZero = 1;
        seenZeroNoIN = 1;
      }
    }
................................................................................
        if( mThis>mPrev && mThis<mNext ) mNext = mThis;
      }
      mPrev = mNext;
      if( mNext==ALLBITS ) break;
      if( mNext==mBest || mNext==mBestNoIn ) continue;
      WHERETRACE(0x40, ("  VirtualOne: mPrev=%04llx mNext=%04llx\n",
                       (sqlite3_uint64)mPrev, (sqlite3_uint64)mNext));

      rc = whereLoopAddVirtualOne(pBuilder, mPrereq, mNext|mPrereq, 0, p, &bIn);
      if( pNew->prereq==mPrereq ){
        seenZero = 1;
        if( bIn==0 ) seenZeroNoIN = 1;
      }
    }

    /* If the calls to xBestIndex() in the above loop did not find a plan
    ** that requires no source tables at all (i.e. one guaranteed to be
    ** usable), make a call here with all source tables disabled */
    if( rc==SQLITE_OK && seenZero==0 ){
      WHERETRACE(0x40, ("  VirtualOne: all disabled\n"));
      rc = whereLoopAddVirtualOne(pBuilder, mPrereq, mPrereq, 0, p, &bIn);

      if( bIn==0 ) seenZeroNoIN = 1;
    }

    /* If the calls to xBestIndex() have so far failed to find a plan
    ** that requires no source tables at all and does not use an IN(...)
    ** operator, make a final call to obtain one here.  */
    if( rc==SQLITE_OK && seenZeroNoIN==0 ){
      WHERETRACE(0x40, ("  VirtualOne: all disabled and w/o IN\n"));

      rc = whereLoopAddVirtualOne(pBuilder, mPrereq, mPrereq, WO_IN, p, &bIn);
    }
  }

  if( p->needToFreeIdxStr ) sqlite3_free(p->idxStr);
  sqlite3DbFree(pParse->db, p);
  return rc;
}
................................................................................
      if( MASKBIT(i) & obSat ) continue;
      pOBExpr = sqlite3ExprSkipCollate(pOrderBy->a[i].pExpr);
      if( pOBExpr->op!=TK_COLUMN ) continue;
      if( pOBExpr->iTable!=iCur ) continue;
      pTerm = sqlite3WhereFindTerm(&pWInfo->sWC, iCur, pOBExpr->iColumn,
                       ~ready, eqOpMask, 0);
      if( pTerm==0 ) continue;








      if( (pTerm->eOperator&(WO_EQ|WO_IS))!=0 && pOBExpr->iColumn>=0 ){
        const char *z1, *z2;
        pColl = sqlite3ExprCollSeq(pWInfo->pParse, pOrderBy->a[i].pExpr);
        if( !pColl ) pColl = db->pDfltColl;
        z1 = pColl->zName;
        pColl = sqlite3ExprCollSeq(pWInfo->pParse, pTerm->pExpr);
        if( !pColl ) pColl = db->pDfltColl;
................................................................................

      /* Loop through all columns of the index and deal with the ones
      ** that are not constrained by == or IN.
      */
      rev = revSet = 0;
      distinctColumns = 0;
      for(j=0; j<nColumn; j++){
        u8 bOnce;   /* True to run the ORDER BY search loop */







        /* Skip over == and IS and ISNULL terms.
        ** (Also skip IN terms when doing WHERE_ORDERBY_LIMIT processing)
        */
        if( j<pLoop->u.btree.nEq
         && pLoop->nSkip==0
         && ((i = pLoop->aLTerm[j]->eOperator) & eqOpMask)!=0
        ){






          if( i & WO_ISNULL ){
            testcase( isOrderDistinct );
            isOrderDistinct = 0;
          }
          continue;  














        }

        /* Get the column number in the table (iColumn) and sort order
        ** (revIdx) for the j-th column of the index.
        */
        if( pIndex ){
          iColumn = pIndex->aiColumn[j];
................................................................................
        ){
          isOrderDistinct = 0;
        }

        /* Find the ORDER BY term that corresponds to the j-th column
        ** of the index and mark that ORDER BY term off 
        */
        bOnce = 1;
        isMatch = 0;
        for(i=0; bOnce && i<nOrderBy; i++){
          if( MASKBIT(i) & obSat ) continue;
          pOBExpr = sqlite3ExprSkipCollate(pOrderBy->a[i].pExpr);
          testcase( wctrlFlags & WHERE_GROUPBY );
          testcase( wctrlFlags & WHERE_DISTINCTBY );
          if( (wctrlFlags & (WHERE_GROUPBY|WHERE_DISTINCTBY))==0 ) bOnce = 0;
................................................................................
    }
    if( pLoop->wsFlags & WHERE_IN_ABLE && pLevel->u.in.nIn>0 ){
      struct InLoop *pIn;
      int j;
      sqlite3VdbeResolveLabel(v, pLevel->addrNxt);
      for(j=pLevel->u.in.nIn, pIn=&pLevel->u.in.aInLoop[j-1]; j>0; j--, pIn--){
        sqlite3VdbeJumpHere(v, pIn->addrInTop+1);

        sqlite3VdbeAddOp2(v, pIn->eEndLoopOp, pIn->iCur, pIn->addrInTop);
        VdbeCoverage(v);
        VdbeCoverageIf(v, pIn->eEndLoopOp==OP_PrevIfOpen);
        VdbeCoverageIf(v, pIn->eEndLoopOp==OP_NextIfOpen);

        sqlite3VdbeJumpHere(v, pIn->addrInTop-1);
      }
    }
    sqlite3VdbeResolveLabel(v, pLevel->addrBrk);
    if( pLevel->addrSkip ){
      sqlite3VdbeGoto(v, pLevel->addrSkip);
      VdbeComment((v, "next skip-scan on %s", pLoop->u.btree.pIndex->zName));
................................................................................
#define YYSTACKDEPTH 100
#endif
#define sqlite3ParserARG_SDECL Parse *pParse;
#define sqlite3ParserARG_PDECL ,Parse *pParse
#define sqlite3ParserARG_FETCH Parse *pParse = yypParser->pParse
#define sqlite3ParserARG_STORE yypParser->pParse = pParse
#define YYFALLBACK 1
#define YYNSTATE             443
#define YYNRULE              328
#define YY_MAX_SHIFT         442
#define YY_MIN_SHIFTREDUCE   653
#define YY_MAX_SHIFTREDUCE   980
#define YY_MIN_REDUCE        981
#define YY_MAX_REDUCE        1308
#define YY_ERROR_ACTION      1309
#define YY_ACCEPT_ACTION     1310
#define YY_NO_ACTION         1311
/************* End control #defines *******************************************/

/* Define the yytestcase() macro to be a no-op if is not already defined
** otherwise.
**
** Applications can choose to define yytestcase() in the %include section
** to a macro that can assist in verifying code coverage.  For production
................................................................................
**  yy_shift_ofst[]    For each state, the offset into yy_action for
**                     shifting terminals.
**  yy_reduce_ofst[]   For each state, the offset into yy_action for
**                     shifting non-terminals after a reduce.
**  yy_default[]       Default action for each state.
**
*********** Begin parsing tables **********************************************/
#define YY_ACTTAB_COUNT (1507)
static const YYACTIONTYPE yy_action[] = {
 /*     0 */   317,  814,  341,  808,    5,  195,  195,  802,   93,   94,
 /*    10 */    84,  823,  823,  835,  838,  827,  827,   91,   91,   92,
 /*    20 */    92,   92,   92,  293,   90,   90,   90,   90,   89,   89,
 /*    30 */    88,   88,   88,   87,  341,  317,  958,  958,  807,  807,
 /*    40 */   807,  928,  344,   93,   94,   84,  823,  823,  835,  838,
 /*    50 */   827,  827,   91,   91,   92,   92,   92,   92,  328,   90,
 /*    60 */    90,   90,   90,   89,   89,   88,   88,   88,   87,  341,
 /*    70 */    89,   89,   88,   88,   88,   87,  341,  776,  958,  958,
 /*    80 */   317,   88,   88,   88,   87,  341,  777,   69,   93,   94,
 /*    90 */    84,  823,  823,  835,  838,  827,  827,   91,   91,   92,
 /*   100 */    92,   92,   92,  437,   90,   90,   90,   90,   89,   89,
 /*   110 */    88,   88,   88,   87,  341, 1310,  147,  147,    2,  317,
 /*   120 */    76,   25,   74,   49,   49,   87,  341,   93,   94,   84,
 /*   130 */   823,  823,  835,  838,  827,  827,   91,   91,   92,   92,
 /*   140 */    92,   92,   95,   90,   90,   90,   90,   89,   89,   88,
 /*   150 */    88,   88,   87,  341,  939,  939,  317,  260,  415,  400,
 /*   160 */   398,   58,  737,  737,   93,   94,   84,  823,  823,  835,
 /*   170 */   838,  827,  827,   91,   91,   92,   92,   92,   92,   57,
 /*   180 */    90,   90,   90,   90,   89,   89,   88,   88,   88,   87,
 /*   190 */   341,  317, 1253,  928,  344,  269,  940,  941,  242,   93,
 /*   200 */    94,   84,  823,  823,  835,  838,  827,  827,   91,   91,
 /*   210 */    92,   92,   92,   92,  293,   90,   90,   90,   90,   89,
 /*   220 */    89,   88,   88,   88,   87,  341,  317,  919, 1303,  793,
 /*   230 */   691, 1303,  724,  724,   93,   94,   84,  823,  823,  835,
 /*   240 */   838,  827,  827,   91,   91,   92,   92,   92,   92,  337,
 /*   250 */    90,   90,   90,   90,   89,   89,   88,   88,   88,   87,
 /*   260 */   341,  317,  114,  919, 1304,  684,  395, 1304,  124,   93,
 /*   270 */    94,   84,  823,  823,  835,  838,  827,  827,   91,   91,
 /*   280 */    92,   92,   92,   92,  683,   90,   90,   90,   90,   89,
 /*   290 */    89,   88,   88,   88,   87,  341,  317,   86,   83,  169,
 /*   300 */   801,  917,  234,  399,   93,   94,   84,  823,  823,  835,
 /*   310 */   838,  827,  827,   91,   91,   92,   92,   92,   92,  686,
 /*   320 */    90,   90,   90,   90,   89,   89,   88,   88,   88,   87,
 /*   330 */   341,  317,  436,  742,   86,   83,  169,  917,  741,   93,
 /*   340 */    94,   84,  823,  823,  835,  838,  827,  827,   91,   91,
 /*   350 */    92,   92,   92,   92,  902,   90,   90,   90,   90,   89,
 /*   360 */    89,   88,   88,   88,   87,  341,  317,  321,  434,  434,
 /*   370 */   434,    1,  722,  722,   93,   94,   84,  823,  823,  835,
 /*   380 */   838,  827,  827,   91,   91,   92,   92,   92,   92,  190,
 /*   390 */    90,   90,   90,   90,   89,   89,   88,   88,   88,   87,
 /*   400 */   341,  317,  685,  292,  939,  939,  150,  977,  310,   93,
 /*   410 */    94,   84,  823,  823,  835,  838,  827,  827,   91,   91,
 /*   420 */    92,   92,   92,   92,  437,   90,   90,   90,   90,   89,
 /*   430 */    89,   88,   88,   88,   87,  341,  926,    2,  372,  719,
 /*   440 */   698,  369,  950,  317,   49,   49,  940,  941,  719,  177,
 /*   450 */    72,   93,   94,   84,  823,  823,  835,  838,  827,  827,
 /*   460 */    91,   91,   92,   92,   92,   92,  322,   90,   90,   90,
 /*   470 */    90,   89,   89,   88,   88,   88,   87,  341,  317,  415,
 /*   480 */   405,  824,  824,  836,  839,   75,   93,   82,   84,  823,
 /*   490 */   823,  835,  838,  827,  827,   91,   91,   92,   92,   92,
 /*   500 */    92,  430,   90,   90,   90,   90,   89,   89,   88,   88,
 /*   510 */    88,   87,  341,  317,  340,  340,  340,  658,  659,  660,
 /*   520 */   333,  288,   94,   84,  823,  823,  835,  838,  827,  827,
 /*   530 */    91,   91,   92,   92,   92,   92,  437,   90,   90,   90,
 /*   540 */    90,   89,   89,   88,   88,   88,   87,  341,  317,  882,
 /*   550 */   882,  375,  828,   66,  330,  409,   49,   49,   84,  823,
 /*   560 */   823,  835,  838,  827,  827,   91,   91,   92,   92,   92,
 /*   570 */    92,  351,   90,   90,   90,   90,   89,   89,   88,   88,
 /*   580 */    88,   87,  341,   80,  432,  742,    3, 1180,  351,  350,
 /*   590 */   741,  334,  796,  939,  939,  761,   80,  432,  278,    3,
 /*   600 */   204,  161,  279,  393,  274,  392,  191,  362,  437,  277,
 /*   610 */   745,   77,   78,  272,  800,  254,  355,  243,   79,  342,
 /*   620 */   342,   86,   83,  169,   77,   78,  234,  399,   49,   49,
 /*   630 */   435,   79,  342,  342,  437,  940,  941,  186,  442,  655,
 /*   640 */   390,  387,  386,  435,  235,  213,  108,  421,  761,  351,
 /*   650 */   437,  385,  167,  732,   10,   10,  124,  124,  671,  814,
 /*   660 */   421,  439,  438,  415,  414,  802,  362,  168,  327,  124,
 /*   670 */    49,   49,  814,  219,  439,  438,  800,  186,  802,  326,
 /*   680 */   390,  387,  386,  437, 1248, 1248,   23,  939,  939,   80,
 /*   690 */   432,  385,    3,  761,  416,  876,  807,  807,  807,  809,
 /*   700 */    19,  290,  149,   49,   49,  415,  396,  260,  910,  807,
 /*   710 */   807,  807,  809,   19,  312,  237,  145,   77,   78,  746,
 /*   720 */   168,  702,  437,  149,   79,  342,  342,  114,  358,  940,
 /*   730 */   941,  302,  223,  397,  345,  313,  435,  260,  415,  417,
 /*   740 */   858,  374,   31,   31,   80,  432,  761,    3,  348,   92,
 /*   750 */    92,   92,   92,  421,   90,   90,   90,   90,   89,   89,
 /*   760 */    88,   88,   88,   87,  341,  814,  114,  439,  438,  796,
 /*   770 */   367,  802,   77,   78,  701,  796,  124, 1187,  220,   79,
 /*   780 */   342,  342,  124,  747,  734,  939,  939,  775,  404,  939,
 /*   790 */   939,  435,  254,  360,  253,  402,  895,  346,  254,  360,
 /*   800 */   253,  774,  807,  807,  807,  809,   19,  800,  421,   90,
 /*   810 */    90,   90,   90,   89,   89,   88,   88,   88,   87,  341,
 /*   820 */   814,  114,  439,  438,  939,  939,  802,  940,  941,  114,
 /*   830 */   437,  940,  941,   86,   83,  169,  192,  166,  309,  979,
 /*   840 */    70,  432,  700,    3,  382,  870,  238,   86,   83,  169,
 /*   850 */    10,   10,  361,  406,  763,  190,  222,  807,  807,  807,
 /*   860 */   809,   19,  870,  872,  329,   24,  940,  941,   77,   78,
 /*   870 */   359,  437,  335,  260,  218,   79,  342,  342,  437,  307,
 /*   880 */   306,  305,  207,  303,  339,  338,  668,  435,  339,  338,
 /*   890 */   407,   10,   10,  762,  216,  216,  939,  939,   49,   49,
 /*   900 */   437,  260,   97,  241,  421,  225,  402,  189,  188,  187,
 /*   910 */   309,  918,  980,  149,  221,  898,  814,  868,  439,  438,
 /*   920 */    10,   10,  802,  870,  915,  316,  898,  163,  162,  171,
 /*   930 */   249,  240,  322,  410,  412,  687,  687,  272,  940,  941,
 /*   940 */   239,  965,  901,  437,  226,  403,  226,  437,  963,  367,
 /*   950 */   964,  173,  248,  807,  807,  807,  809,   19,  174,  367,
 /*   960 */   899,  124,  172,   48,   48,    9,    9,   35,   35,  966,
 /*   970 */   966,  899,  363,  966,  966,  814,  900,  808,  725,  939,
 /*   980 */   939,  802,  895,  318,  980,  324,  125,  900,  726,  420,
 /*   990 */    92,   92,   92,   92,   85,   90,   90,   90,   90,   89,
 /*  1000 */    89,   88,   88,   88,   87,  341,  216,  216,  437,  946,
 /*  1010 */   349,  292,  807,  807,  807,  114,  291,  693,  402,  705,
 /*  1020 */   890,  940,  941,  437,  245,  889,  247,  437,   36,   36,
 /*  1030 */   437,  353,  391,  437,  260,  252,  260,  437,  361,  437,
 /*  1040 */   706,  437,  370,   12,   12,  224,  437,   27,   27,  437,
 /*  1050 */    37,   37,  437,   38,   38,  752,  368,   39,   39,   28,
 /*  1060 */    28,   29,   29,  215,  166,  331,   40,   40,  437,   41,
 /*  1070 */    41,  437,   42,   42,  437,  866,  246,  731,  437,  879,
 /*  1080 */   437,  256,  437,  878,  437,  267,  437,  261,   11,   11,
 /*  1090 */   437,   43,   43,  437,   99,   99,  437,  373,   44,   44,
 /*  1100 */    45,   45,   32,   32,   46,   46,   47,   47,  437,  426,
 /*  1110 */    33,   33,  776,  116,  116,  437,  117,  117,  437,  124,
 /*  1120 */   437,  777,  437,  260,  437,  957,  437,  352,  118,  118,
 /*  1130 */   437,  195,  437,  111,  437,   53,   53,  264,   34,   34,
 /*  1140 */   100,  100,   50,   50,  101,  101,  102,  102,  437,  260,
 /*  1150 */    98,   98,  115,  115,  113,  113,  437,  262,  437,  265,
 /*  1160 */   437,  943,  958,  437,  727,  437,  681,  437,  106,  106,
 /*  1170 */    68,  437,  893,  730,  437,  365,  105,  105,  103,  103,
 /*  1180 */   104,  104,  217,   52,   52,   54,   54,   51,   51,  694,
 /*  1190 */   259,   26,   26,  266,   30,   30,  677,  323,  433,  323,
 /*  1200 */   674,  423,  427,  943,  958,  114,  114,  431,  681,  865,
 /*  1210 */  1277,  233,  366,  714,  112,   20,  154,  704,  703,  810,
 /*  1220 */   914,   55,  159,  311,  798,  255,  383,  194,   68,  200,
 /*  1230 */    21,  694,  268,  114,  114,  114,  270,  711,  712,   68,
 /*  1240 */   114,  739,  770,  715,   71,  194,  861,  875,  875,  200,
 /*  1250 */   696,  865,  874,  874,  679,  699,  273,  110,  229,  419,
 /*  1260 */   768,  810,  799,  378,  748,  759,  418,  210,  294,  281,
 /*  1270 */   295,  806,  283,  682,  676,  665,  664,  666,  933,  151,
 /*  1280 */   285,    7, 1267,  308,  251,  790,  354,  244,  892,  364,
 /*  1290 */   287,  422,  300,  164,  160,  936,  974,  127,  197,  137,
 /*  1300 */   909,  907,  971,  388,  276,  863,  862,   56,  698,  325,
 /*  1310 */   148,   59,  122,   66,  356,  381,  357,  176,  152,   62,
 /*  1320 */   371,  130,  877,  181,  377,  760,  211,  182,  132,  133,
 /*  1330 */   134,  135,  258,  146,  140,  795,  787,  263,  183,  379,
 /*  1340 */   667,  394,  184,  332,  894,  314,  718,  717,  857,  716,
 /*  1350 */   696,  315,  709,  690,   65,  196,    6,  408,  289,  708,
 /*  1360 */   275,  689,  688,  948,  756,  757,  280,  282,  425,  755,
 /*  1370 */   284,  336,   73,   67,  754,  429,  411,   96,  286,  413,
 /*  1380 */   205,  934,  673,   22,  209,  440,  119,  120,  109,  206,
 /*  1390 */   208,  441,  662,  661,  656,  843,  654,  343,  158,  236,
 /*  1400 */   170,  347,  107,  227,  121,  738,  873,  298,  296,  297,
 /*  1410 */   299,  871,  794,  128,  129,  728,  230,  131,  175,  250,
 /*  1420 */   888,  136,  138,  231,  232,  139,   60,   61,  891,  178,
 /*  1430 */   179,  887,    8,   13,  180,  257,  880,  968,  194,  141,
 /*  1440 */   142,  376,  153,  670,  380,  185,  143,  277,   63,  384,
 /*  1450 */    14,  707,  271,   15,  389,   64,  319,  320,  126,  228,
 /*  1460 */   813,  812,  841,  736,  123,   16,  401,  740,    4,  769,
 /*  1470 */   165,  212,  214,  193,  144,  764,   71,   68,   17,   18,
 /*  1480 */   856,  842,  840,  897,  845,  896,  199,  198,  923,  155,
 /*  1490 */   424,  929,  924,  156,  201,  202,  428,  844,  157,  203,
 /*  1500 */   811,  680,   81, 1269, 1268,  301,  304,







};
static const YYCODETYPE yy_lookahead[] = {
 /*     0 */    19,   95,   53,   97,   22,   24,   24,  101,   27,   28,
 /*    10 */    29,   30,   31,   32,   33,   34,   35,   36,   37,   38,
 /*    20 */    39,   40,   41,  152,   43,   44,   45,   46,   47,   48,
 /*    30 */    49,   50,   51,   52,   53,   19,   55,   55,  132,  133,
 /*    40 */   134,    1,    2,   27,   28,   29,   30,   31,   32,   33,
................................................................................
 /*    50 */    34,   35,   36,   37,   38,   39,   40,   41,  187,   43,
 /*    60 */    44,   45,   46,   47,   48,   49,   50,   51,   52,   53,
 /*    70 */    47,   48,   49,   50,   51,   52,   53,   61,   97,   97,
 /*    80 */    19,   49,   50,   51,   52,   53,   70,   26,   27,   28,
 /*    90 */    29,   30,   31,   32,   33,   34,   35,   36,   37,   38,
 /*   100 */    39,   40,   41,  152,   43,   44,   45,   46,   47,   48,
 /*   110 */    49,   50,   51,   52,   53,  144,  145,  146,  147,   19,
 /*   120 */   137,   22,  139,  172,  173,   52,   53,   27,   28,   29,
 /*   130 */    30,   31,   32,   33,   34,   35,   36,   37,   38,   39,
 /*   140 */    40,   41,   81,   43,   44,   45,   46,   47,   48,   49,
 /*   150 */    50,   51,   52,   53,   55,   56,   19,  152,  207,  208,
 /*   160 */   115,   24,  117,  118,   27,   28,   29,   30,   31,   32,
 /*   170 */    33,   34,   35,   36,   37,   38,   39,   40,   41,   79,
 /*   180 */    43,   44,   45,   46,   47,   48,   49,   50,   51,   52,
 /*   190 */    53,   19,    0,    1,    2,   23,   97,   98,  193,   27,
 /*   200 */    28,   29,   30,   31,   32,   33,   34,   35,   36,   37,
 /*   210 */    38,   39,   40,   41,  152,   43,   44,   45,   46,   47,
 /*   220 */    48,   49,   50,   51,   52,   53,   19,   22,   23,  163,
 /*   230 */    23,   26,  190,  191,   27,   28,   29,   30,   31,   32,
 /*   240 */    33,   34,   35,   36,   37,   38,   39,   40,   41,  187,
 /*   250 */    43,   44,   45,   46,   47,   48,   49,   50,   51,   52,
 /*   260 */    53,   19,  196,   22,   23,   23,   49,   26,   92,   27,
 /*   270 */    28,   29,   30,   31,   32,   33,   34,   35,   36,   37,
 /*   280 */    38,   39,   40,   41,  172,   43,   44,   45,   46,   47,
 /*   290 */    48,   49,   50,   51,   52,   53,   19,  221,  222,  223,
 /*   300 */    23,   96,  119,  120,   27,   28,   29,   30,   31,   32,
 /*   310 */    33,   34,   35,   36,   37,   38,   39,   40,   41,  172,
 /*   320 */    43,   44,   45,   46,   47,   48,   49,   50,   51,   52,
 /*   330 */    53,   19,  152,  116,  221,  222,  223,   96,  121,   27,
 /*   340 */    28,   29,   30,   31,   32,   33,   34,   35,   36,   37,
 /*   350 */    38,   39,   40,   41,  241,   43,   44,   45,   46,   47,
 /*   360 */    48,   49,   50,   51,   52,   53,   19,  157,  168,  169,
 /*   370 */   170,   22,  190,  191,   27,   28,   29,   30,   31,   32,
 /*   380 */    33,   34,   35,   36,   37,   38,   39,   40,   41,   30,
 /*   390 */    43,   44,   45,   46,   47,   48,   49,   50,   51,   52,
 /*   400 */    53,   19,  172,  152,   55,   56,   24,  247,  248,   27,
 /*   410 */    28,   29,   30,   31,   32,   33,   34,   35,   36,   37,
 /*   420 */    38,   39,   40,   41,  152,   43,   44,   45,   46,   47,
 /*   430 */    48,   49,   50,   51,   52,   53,  146,  147,  228,  179,
 /*   440 */   180,  231,  185,   19,  172,  173,   97,   98,  188,   26,
 /*   450 */   138,   27,   28,   29,   30,   31,   32,   33,   34,   35,
 /*   460 */    36,   37,   38,   39,   40,   41,  107,   43,   44,   45,
 /*   470 */    46,   47,   48,   49,   50,   51,   52,   53,   19,  207,

 /*   480 */   208,   30,   31,   32,   33,  138,   27,   28,   29,   30,
 /*   490 */    31,   32,   33,   34,   35,   36,   37,   38,   39,   40,
 /*   500 */    41,  250,   43,   44,   45,   46,   47,   48,   49,   50,
 /*   510 */    51,   52,   53,   19,  168,  169,  170,    7,    8,    9,
 /*   520 */    19,  152,   28,   29,   30,   31,   32,   33,   34,   35,
 /*   530 */    36,   37,   38,   39,   40,   41,  152,   43,   44,   45,
 /*   540 */    46,   47,   48,   49,   50,   51,   52,   53,   19,  108,
 /*   550 */   109,  110,  101,  130,   53,  152,  172,  173,   29,   30,
 /*   560 */    31,   32,   33,   34,   35,   36,   37,   38,   39,   40,
 /*   570 */    41,  152,   43,   44,   45,   46,   47,   48,   49,   50,
 /*   580 */    51,   52,   53,   19,   20,  116,   22,   23,  169,  170,
 /*   590 */   121,  207,   85,   55,   56,   26,   19,   20,  101,   22,
 /*   600 */    99,  100,  101,  102,  103,  104,  105,  152,  152,  112,




 /*   610 */   210,   47,   48,  112,  152,  108,  109,  110,   54,   55,
 /*   620 */    56,  221,  222,  223,   47,   48,  119,  120,  172,  173,
 /*   630 */    66,   54,   55,   56,  152,   97,   98,   99,  148,  149,
 /*   640 */   102,  103,  104,   66,  154,   23,  156,   83,   26,  230,
 /*   650 */   152,  113,  152,  163,  172,  173,   92,   92,   21,   95,
 /*   660 */    83,   97,   98,  207,  208,  101,  152,   98,  186,   92,
 /*   670 */   172,  173,   95,  218,   97,   98,  152,   99,  101,  217,
 /*   680 */   102,  103,  104,  152,  119,  120,  196,   55,   56,   19,
 /*   690 */    20,  113,   22,  124,  163,   11,  132,  133,  134,  135,
 /*   700 */   136,  152,  152,  172,  173,  207,  208,  152,  152,  132,
 /*   710 */   133,  134,  135,  136,  164,  152,   84,   47,   48,   49,
 /*   720 */    98,  181,  152,  152,   54,   55,   56,  196,   91,   97,
 /*   730 */    98,  160,  218,  163,  244,  164,   66,  152,  207,  208,
 /*   740 */   103,  217,  172,  173,   19,   20,  124,   22,  193,   38,
 /*   750 */    39,   40,   41,   83,   43,   44,   45,   46,   47,   48,
 /*   760 */    49,   50,   51,   52,   53,   95,  196,   97,   98,   85,
 /*   770 */   152,  101,   47,   48,  181,   85,   92,  140,  193,   54,
 /*   780 */    55,   56,   92,   49,  195,   55,   56,  175,  163,   55,
 /*   790 */    56,   66,  108,  109,  110,  206,  163,  242,  108,  109,
 /*   800 */   110,  175,  132,  133,  134,  135,  136,  152,   83,   43,
 /*   810 */    44,   45,   46,   47,   48,   49,   50,   51,   52,   53,


 /*   820 */    95,  196,   97,   98,   55,   56,  101,   97,   98,  196,
 /*   830 */   152,   97,   98,  221,  222,  223,  211,  212,   22,   23,
 /*   840 */    19,   20,  181,   22,   19,  152,  152,  221,  222,  223,
 /*   850 */   172,  173,  219,   19,  124,   30,  238,  132,  133,  134,
 /*   860 */   135,  136,  169,  170,  186,  232,   97,   98,   47,   48,
 /*   870 */   237,  152,  217,  152,    5,   54,   55,   56,  152,   10,
 /*   880 */    11,   12,   13,   14,   47,   48,   17,   66,   47,   48,
 /*   890 */    56,  172,  173,  124,  194,  195,   55,   56,  172,  173,
 /*   900 */   152,  152,   22,  152,   83,  186,  206,  108,  109,  110,
 /*   910 */    22,   23,   96,  152,  193,   12,   95,  152,   97,   98,
 /*   920 */   172,  173,  101,  230,  152,  164,   12,   47,   48,   60,
 /*   930 */   152,   62,  107,  207,  186,   55,   56,  112,   97,   98,
 /*   940 */    71,  100,  193,  152,  183,  152,  185,  152,  107,  152,
 /*   950 */   109,   82,   16,  132,  133,  134,  135,  136,   89,  152,
 /*   960 */    57,   92,   93,  172,  173,  172,  173,  172,  173,  132,
 /*   970 */   133,   57,  152,  132,  133,   95,   73,   97,   75,   55,
 /*   980 */    56,  101,  163,  114,   96,  245,  246,   73,   85,   75,
 /*   990 */    38,   39,   40,   41,   42,   43,   44,   45,   46,   47,
 /*  1000 */    48,   49,   50,   51,   52,   53,  194,  195,  152,  171,
 /*  1010 */   141,  152,  132,  133,  134,  196,  225,  179,  206,   65,
 /*  1020 */   152,   97,   98,  152,   88,  152,   90,  152,  172,  173,
 /*  1030 */   152,  219,   78,  152,  152,  238,  152,  152,  219,  152,
 /*  1040 */    86,  152,  152,  172,  173,  238,  152,  172,  173,  152,
 /*  1050 */   172,  173,  152,  172,  173,  213,  237,  172,  173,  172,
 /*  1060 */   173,  172,  173,  211,  212,  111,  172,  173,  152,  172,
 /*  1070 */   173,  152,  172,  173,  152,  193,  140,  193,  152,   59,
 /*  1080 */   152,  152,  152,   63,  152,   16,  152,  152,  172,  173,
 /*  1090 */   152,  172,  173,  152,  172,  173,  152,   77,  172,  173,
 /*  1100 */   172,  173,  172,  173,  172,  173,  172,  173,  152,  250,
 /*  1110 */   172,  173,   61,  172,  173,  152,  172,  173,  152,   92,
 /*  1120 */   152,   70,  152,  152,  152,   26,  152,  100,  172,  173,
 /*  1130 */   152,   24,  152,   22,  152,  172,  173,  152,  172,  173,
 /*  1140 */   172,  173,  172,  173,  172,  173,  172,  173,  152,  152,
 /*  1150 */   172,  173,  172,  173,  172,  173,  152,   88,  152,   90,

 /*  1160 */   152,   55,   55,  152,  193,  152,   55,  152,  172,  173,
 /*  1170 */    26,  152,  163,  163,  152,   19,  172,  173,  172,  173,
 /*  1180 */   172,  173,   22,  172,  173,  172,  173,  172,  173,   55,
 /*  1190 */   193,  172,  173,  152,  172,  173,  166,  167,  166,  167,
 /*  1200 */   163,  163,  163,   97,   97,  196,  196,  163,   97,   55,
 /*  1210 */    23,  199,   56,   26,   22,   22,   24,  100,  101,   55,
 /*  1220 */    23,  209,  123,   26,   23,   23,   23,   26,   26,   26,
 /*  1230 */    37,   97,  152,  196,  196,  196,   23,    7,    8,   26,
 /*  1240 */   196,   23,   23,  152,   26,   26,   23,  132,  133,   26,
 /*  1250 */   106,   97,  132,  133,   23,  152,  152,   26,  210,  191,
 /*  1260 */   152,   97,  152,  234,  152,  152,  152,  233,  152,  210,
 /*  1270 */   152,  152,  210,  152,  152,  152,  152,  152,  152,  197,
 /*  1280 */   210,  198,  122,  150,  239,  201,  214,  214,  201,  239,
 /*  1290 */   214,  227,  200,  184,  198,  155,   67,  243,  122,   22,
 /*  1300 */   159,  159,   69,  176,  175,  175,  175,  240,  180,  159,
 /*  1310 */   220,  240,   27,  130,   18,   18,  159,  158,  220,  137,
 /*  1320 */   159,  189,  236,  158,   74,  159,  159,  158,  192,  192,
 /*  1330 */   192,  192,  235,   22,  189,  189,  201,  159,  158,  177,
 /*  1340 */   159,  107,  158,   76,  201,  177,  174,  174,  201,  174,
 /*  1350 */   106,  177,  182,  174,  107,  159,   22,  125,  159,  182,
 /*  1360 */   174,  176,  174,  174,  216,  216,  215,  215,  177,  216,
 /*  1370 */   215,   53,  137,  128,  216,  177,  127,  129,  215,  126,
 /*  1380 */    25,   13,  162,   26,    6,  161,  165,  165,  178,  153,
 /*  1390 */   153,  151,  151,  151,  151,  224,    4,    3,   22,  142,
 /*  1400 */    15,   94,   16,  178,  165,  205,   23,  202,  204,  203,
 /*  1410 */   201,   23,  120,  131,  111,   20,  226,  123,  125,   16,
 /*  1420 */     1,  123,  131,  229,  229,  111,   37,   37,   56,   64,
 /*  1430 */   122,    1,    5,   22,  107,  140,   80,   87,   26,   80,
 /*  1440 */   107,   72,   24,   20,   19,  105,   22,  112,   22,   79,
 /*  1450 */    22,   58,   23,   22,   79,   22,  249,  249,  246,   79,






 /*  1460 */    23,   23,   23,  116,   68,   22,   26,   23,   22,   56,
 /*  1470 */   122,   23,   23,   64,   22,  124,   26,   26,   64,   64,

 /*  1480 */    23,   23,   23,   23,   11,   23,   22,   26,   23,   22,
 /*  1490 */    24,    1,   23,   22,   26,  122,   24,   23,   22,  122,
 /*  1500 */    23,   23,   22,  122,  122,   23,   15,


};
#define YY_SHIFT_USE_DFLT (1507)
#define YY_SHIFT_COUNT    (442)
#define YY_SHIFT_MIN      (-94)
#define YY_SHIFT_MAX      (1491)
static const short yy_shift_ofst[] = {
 /*     0 */    40,  564,  869,  577,  725,  725,  725,  725,  690,  -19,

 /*    10 */    16,   16,  100,  725,  725,  725,  725,  725,  725,  725,
 /*    20 */   841,  841,  538,  507,  684,  565,   61,  137,  172,  207,

 /*    30 */   242,  277,  312,  347,  382,  424,  424,  424,  424,  424,
 /*    40 */   424,  424,  424,  424,  424,  424,  424,  424,  424,  424,
 /*    50 */   459,  424,  494,  529,  529,  670,  725,  725,  725,  725,
 /*    60 */   725,  725,  725,  725,  725,  725,  725,  725,  725,  725,
 /*    70 */   725,  725,  725,  725,  725,  725,  725,  725,  725,  725,
 /*    80 */   725,  725,  725,  725,  821,  725,  725,  725,  725,  725,
 /*    90 */   725,  725,  725,  725,  725,  725,  725,  725,  952,  711,
 /*   100 */   711,  711,  711,  711,  766,   23,   32,  924,  637,  825,
 /*   110 */   837,  837,  924,   73,  183,  -51, 1507, 1507, 1507,  501,
 /*   120 */   501,  501,  903,  903,  632,  205,  241,  924,  924,  924,








 /*   130 */   924,  924,  924,  924,  924,  924,  924,  924,  924,  924,
 /*   140 */   924,  924,  924,  924,  924,  924,  924,  192, 1027, 1106,
 /*   150 */  1106,  183,  176,  176,  176,  176,  176,  176, 1507, 1507,
 /*   160 */  1507,  880,  -94,  -94,  578,  734,   99,  730,  769,  349,


 /*   170 */   924,  924,  924,  924,  924,  924,  924,  924,  924,  924,
 /*   180 */   924,  924,  924,  924,  924,  924,  924,  954,  954,  954,
 /*   190 */   924,  924,  622,  924,  924,  924,  -18,  924,  924,  914,
 /*   200 */   924,  924,  924,  924,  924,  924,  924,  924,  924,  924,
 /*   210 */   441, 1020, 1107, 1107, 1107,  569,   45,  217,  510,  423,
 /*   220 */   834,  834, 1156,  423, 1156, 1144, 1187,  359, 1051,  834,
 /*   230 */   -17, 1051, 1051, 1099,  469, 1192, 1229, 1176, 1176, 1233,
 /*   240 */  1233, 1176, 1277, 1285, 1183, 1296, 1296, 1296, 1296, 1176,
 /*   250 */  1297, 1183, 1277, 1285, 1285, 1183, 1176, 1297, 1182, 1250,
 /*   260 */  1176, 1176, 1297, 1311, 1176, 1297, 1176, 1297, 1311, 1234,
 /*   270 */  1234, 1234, 1267, 1311, 1234, 1244, 1234, 1267, 1234, 1234,
 /*   280 */  1232, 1247, 1232, 1247, 1232, 1247, 1232, 1247, 1176, 1334,
 /*   290 */  1176, 1235, 1311, 1318, 1318, 1311, 1248, 1253, 1245, 1249,
 /*   300 */  1183, 1355, 1357, 1368, 1368, 1378, 1378, 1378, 1378, 1507,
 /*   310 */  1507, 1507, 1507, 1507, 1507, 1507, 1507,  451,  936,  816,
 /*   320 */   888, 1069,  799, 1111, 1197, 1193, 1201, 1202, 1203, 1213,
 /*   330 */  1134, 1117, 1230,  497, 1218, 1219, 1154, 1223, 1115, 1120,
 /*   340 */  1231, 1164, 1160, 1392, 1394, 1376, 1257, 1385, 1307, 1386,
 /*   350 */  1383, 1388, 1292, 1282, 1303, 1294, 1395, 1293, 1403, 1419,
 /*   360 */  1298, 1291, 1389, 1390, 1314, 1372, 1365, 1308, 1430, 1427,
 /*   370 */  1411, 1327, 1295, 1356, 1412, 1359, 1350, 1369, 1333, 1418,
 /*   380 */  1423, 1425, 1335, 1340, 1424, 1370, 1426, 1428, 1429, 1431,
 /*   390 */  1375, 1393, 1433, 1380, 1396, 1437, 1438, 1439, 1347, 1443,
 /*   400 */  1444, 1446, 1440, 1348, 1448, 1449, 1413, 1409, 1452, 1351,
 /*   410 */  1450, 1414, 1451, 1415, 1457, 1450, 1458, 1459, 1460, 1461,
 /*   420 */  1462, 1464, 1473, 1465, 1467, 1466, 1468, 1469, 1471, 1472,
 /*   430 */  1468, 1474, 1476, 1477, 1478, 1480, 1373, 1377, 1381, 1382,
 /*   440 */  1482, 1491, 1490,








};
#define YY_REDUCE_USE_DFLT (-130)
#define YY_REDUCE_COUNT (316)
#define YY_REDUCE_MIN   (-129)
#define YY_REDUCE_MAX   (1243)
static const short yy_reduce_ofst[] = {
 /*     0 */   -29,  531,  490,  570,  -49,  272,  456,  498,  633,  400,
 /*    10 */   612,  626,  113,  482,  678,  719,  384,  726,  748,  791,
 /*    20 */   419,  693,  761,  812,  819,  625,   76,   76,   76,   76,



 /*    30 */    76,   76,   76,   76,   76,   76,   76,   76,   76,   76,
 /*    40 */    76,   76,   76,   76,   76,   76,   76,   76,   76,   76,
 /*    50 */    76,   76,   76,   76,   76,  793,  795,  856,  871,  875,
 /*    60 */   878,  881,  885,  887,  889,  894,  897,  900,  916,  919,
 /*    70 */   922,  926,  928,  930,  932,  934,  938,  941,  944,  956,
 /*    80 */   963,  966,  968,  970,  972,  974,  978,  980,  982,  996,
 /*    90 */  1004, 1006, 1008, 1011, 1013, 1015, 1019, 1022,   76,   76,




 /*   100 */    76,   76,   76,   76,   76,   76,   76,  555,  210,  260,

 /*   110 */   200,  346,  571,   76,  700,   76,   76,   76,   76,  838,
 /*   120 */   838,  838,   42,  182,  251,  160,  160,  550,    5,  455,
 /*   130 */   585,  721,  749,  882,  884,  971,  618,  462,  797,  514,
 /*   140 */   807,  524,  997, -129,  655,  859,   62,  290,   66, 1030,
 /*   150 */  1032,  589, 1009, 1010, 1037, 1038, 1039, 1044,  740,  852,
 /*   160 */  1012,  112,  147,  230,  257,  180,  369,  403,  500,  549,
 /*   170 */   556,  563,  694,  751,  765,  772,  778,  820,  868,  873,
 /*   180 */   890,  929,  935,  985, 1041, 1080, 1091,  540,  593,  661,
 /*   190 */  1103, 1104,  842, 1108, 1110, 1112, 1048, 1113, 1114, 1068,
 /*   200 */  1116, 1118, 1119,  180, 1121, 1122, 1123, 1124, 1125, 1126,
 /*   210 */  1029, 1034, 1059, 1062, 1070,  842, 1082, 1083, 1133, 1084,
 /*   220 */  1072, 1073, 1045, 1087, 1050, 1127, 1109, 1128, 1129, 1076,
 /*   230 */  1064, 1130, 1131, 1092, 1096, 1140, 1054, 1141, 1142, 1067,
 /*   240 */  1071, 1150, 1090, 1132, 1135, 1136, 1137, 1138, 1139, 1157,
 /*   250 */  1159, 1143, 1098, 1145, 1146, 1147, 1161, 1165, 1086, 1097,
 /*   260 */  1166, 1167, 1169, 1162, 1178, 1180, 1181, 1184, 1168, 1172,
 /*   270 */  1173, 1175, 1170, 1174, 1179, 1185, 1186, 1177, 1188, 1189,
 /*   280 */  1148, 1151, 1149, 1152, 1153, 1155, 1158, 1163, 1196, 1171,
 /*   290 */  1199, 1190, 1191, 1194, 1195, 1198, 1200, 1204, 1206, 1205,
 /*   300 */  1209, 1220, 1224, 1236, 1237, 1240, 1241, 1242, 1243, 1207,
 /*   310 */  1208, 1212, 1221, 1222, 1210, 1225, 1239,









};
static const YYACTIONTYPE yy_default[] = {
 /*     0 */  1258, 1248, 1248, 1248, 1180, 1180, 1180, 1180, 1248, 1077,
 /*    10 */  1106, 1106, 1232, 1309, 1309, 1309, 1309, 1309, 1309, 1179,
 /*    20 */  1309, 1309, 1309, 1309, 1248, 1081, 1112, 1309, 1309, 1309,
 /*    30 */  1309, 1309, 1309, 1309, 1309, 1231, 1233, 1120, 1119, 1214,
 /*    40 */  1093, 1117, 1110, 1114, 1181, 1175, 1176, 1174, 1178, 1182,
 /*    50 */  1309, 1113, 1144, 1159, 1143, 1309, 1309, 1309, 1309, 1309,
 /*    60 */  1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309,
 /*    70 */  1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309,
 /*    80 */  1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309,
 /*    90 */  1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1153, 1158,
 /*   100 */  1165, 1157, 1154, 1146, 1145, 1147, 1148, 1309, 1000, 1048,
 /*   110 */  1309, 1309, 1309, 1149, 1309, 1150, 1162, 1161, 1160, 1239,
 /*   120 */  1266, 1265, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309,
 /*   130 */  1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309,
 /*   140 */  1309, 1309, 1309, 1309, 1309, 1309, 1309, 1258, 1248, 1006,
 /*   150 */  1006, 1309, 1248, 1248, 1248, 1248, 1248, 1248, 1244, 1081,
 /*   160 */  1072, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309,
 /*   170 */  1309, 1236, 1234, 1309, 1195, 1309, 1309, 1309, 1309, 1309,
 /*   180 */  1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309,
 /*   190 */  1309, 1309, 1309, 1309, 1309, 1309, 1077, 1309, 1309, 1309,
 /*   200 */  1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1260,
 /*   210 */  1309, 1209, 1077, 1077, 1077, 1079, 1061, 1071,  985, 1116,
 /*   220 */  1095, 1095, 1298, 1116, 1298, 1023, 1280, 1020, 1106, 1095,
 /*   230 */  1177, 1106, 1106, 1078, 1071, 1309, 1301, 1086, 1086, 1300,
 /*   240 */  1300, 1086, 1125, 1051, 1116, 1057, 1057, 1057, 1057, 1086,
 /*   250 */   997, 1116, 1125, 1051, 1051, 1116, 1086,  997, 1213, 1295,
 /*   260 */  1086, 1086,  997, 1188, 1086,  997, 1086,  997, 1188, 1049,
 /*   270 */  1049, 1049, 1038, 1188, 1049, 1023, 1049, 1038, 1049, 1049,
 /*   280 */  1099, 1094, 1099, 1094, 1099, 1094, 1099, 1094, 1086, 1183,
 /*   290 */  1086, 1309, 1188, 1192, 1192, 1188, 1111, 1100, 1109, 1107,
 /*   300 */  1116, 1003, 1041, 1263, 1263, 1259, 1259, 1259, 1259, 1306,
 /*   310 */  1306, 1244, 1275, 1275, 1025, 1025, 1275, 1309, 1309, 1309,
 /*   320 */  1309, 1309, 1309, 1270, 1309, 1197, 1309, 1309, 1309, 1309,
 /*   330 */  1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309,
 /*   340 */  1309, 1309, 1131, 1309,  981, 1241, 1309, 1309, 1240, 1309,
 /*   350 */  1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309,
 /*   360 */  1309, 1309, 1309, 1309, 1309, 1309, 1309, 1297, 1309, 1309,
 /*   370 */  1309, 1309, 1309, 1309, 1212, 1211, 1309, 1309, 1309, 1309,
 /*   380 */  1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309,
 /*   390 */  1309, 1309, 1309, 1309, 1309, 1309, 1309, 1309, 1063, 1309,
 /*   400 */  1309, 1309, 1284, 1309, 1309, 1309, 1309, 1309, 1309, 1309,
 /*   410 */  1108, 1309, 1101, 1309, 1309, 1288, 1309, 1309, 1309, 1309,
 /*   420 */  1309, 1309, 1309, 1309, 1309, 1309, 1250, 1309, 1309, 1309,
 /*   430 */  1249, 1309, 1309, 1309, 1309, 1309, 1133, 1309, 1132, 1136,
 /*   440 */  1309,  991, 1309,










};
/********** End of lemon-generated parsing tables *****************************/

/* The next table maps tokens (terminal symbols) into fallback tokens.  
** If a construct like the following:
** 
**      %fallback ID X Y Z.
................................................................................
 /* 132 */ "limit_opt ::= LIMIT expr OFFSET expr",
 /* 133 */ "limit_opt ::= LIMIT expr COMMA expr",
 /* 134 */ "cmd ::= with DELETE FROM fullname indexed_opt where_opt",
 /* 135 */ "where_opt ::=",
 /* 136 */ "where_opt ::= WHERE expr",
 /* 137 */ "cmd ::= with UPDATE orconf fullname indexed_opt SET setlist where_opt",
 /* 138 */ "setlist ::= setlist COMMA nm EQ expr",

 /* 139 */ "setlist ::= nm EQ expr",

 /* 140 */ "cmd ::= with insert_cmd INTO fullname idlist_opt select",
 /* 141 */ "cmd ::= with insert_cmd INTO fullname idlist_opt DEFAULT VALUES",
 /* 142 */ "insert_cmd ::= INSERT orconf",
 /* 143 */ "insert_cmd ::= REPLACE",
 /* 144 */ "idlist_opt ::=",
 /* 145 */ "idlist_opt ::= LP idlist RP",
 /* 146 */ "idlist ::= idlist COMMA nm",
 /* 147 */ "idlist ::= nm",
 /* 148 */ "expr ::= LP expr RP",
 /* 149 */ "term ::= NULL",
 /* 150 */ "expr ::= ID|INDEXED",
 /* 151 */ "expr ::= JOIN_KW",
 /* 152 */ "expr ::= nm DOT nm",
 /* 153 */ "expr ::= nm DOT nm DOT nm",
 /* 154 */ "term ::= INTEGER|FLOAT|BLOB",
 /* 155 */ "term ::= STRING",
 /* 156 */ "expr ::= VARIABLE",
 /* 157 */ "expr ::= expr COLLATE ID|STRING",
 /* 158 */ "expr ::= CAST LP expr AS typetoken RP",
 /* 159 */ "expr ::= ID|INDEXED LP distinct exprlist RP",
 /* 160 */ "expr ::= ID|INDEXED LP STAR RP",
 /* 161 */ "term ::= CTIME_KW",

 /* 162 */ "expr ::= expr AND expr",
 /* 163 */ "expr ::= expr OR expr",
 /* 164 */ "expr ::= expr LT|GT|GE|LE expr",
 /* 165 */ "expr ::= expr EQ|NE expr",
 /* 166 */ "expr ::= expr BITAND|BITOR|LSHIFT|RSHIFT expr",
 /* 167 */ "expr ::= expr PLUS|MINUS expr",
 /* 168 */ "expr ::= expr STAR|SLASH|REM expr",
 /* 169 */ "expr ::= expr CONCAT expr",
 /* 170 */ "likeop ::= LIKE_KW|MATCH",
 /* 171 */ "likeop ::= NOT LIKE_KW|MATCH",
 /* 172 */ "expr ::= expr likeop expr",
 /* 173 */ "expr ::= expr likeop expr ESCAPE expr",
 /* 174 */ "expr ::= expr ISNULL|NOTNULL",
 /* 175 */ "expr ::= expr NOT NULL",
 /* 176 */ "expr ::= expr IS expr",
 /* 177 */ "expr ::= expr IS NOT expr",
 /* 178 */ "expr ::= NOT expr",
 /* 179 */ "expr ::= BITNOT expr",
 /* 180 */ "expr ::= MINUS expr",
 /* 181 */ "expr ::= PLUS expr",
 /* 182 */ "between_op ::= BETWEEN",
 /* 183 */ "between_op ::= NOT BETWEEN",
 /* 184 */ "expr ::= expr between_op expr AND expr",
 /* 185 */ "in_op ::= IN",
 /* 186 */ "in_op ::= NOT IN",
 /* 187 */ "expr ::= expr in_op LP exprlist RP",
 /* 188 */ "expr ::= LP select RP",
 /* 189 */ "expr ::= expr in_op LP select RP",
 /* 190 */ "expr ::= expr in_op nm dbnm paren_exprlist",
 /* 191 */ "expr ::= EXISTS LP select RP",
 /* 192 */ "expr ::= CASE case_operand case_exprlist case_else END",
 /* 193 */ "case_exprlist ::= case_exprlist WHEN expr THEN expr",
 /* 194 */ "case_exprlist ::= WHEN expr THEN expr",
 /* 195 */ "case_else ::= ELSE expr",
 /* 196 */ "case_else ::=",
 /* 197 */ "case_operand ::= expr",
 /* 198 */ "case_operand ::=",
 /* 199 */ "exprlist ::=",
 /* 200 */ "nexprlist ::= nexprlist COMMA expr",
 /* 201 */ "nexprlist ::= expr",
 /* 202 */ "paren_exprlist ::=",
 /* 203 */ "paren_exprlist ::= LP exprlist RP",
 /* 204 */ "cmd ::= createkw uniqueflag INDEX ifnotexists nm dbnm ON nm LP sortlist RP where_opt",
 /* 205 */ "uniqueflag ::= UNIQUE",
 /* 206 */ "uniqueflag ::=",
 /* 207 */ "eidlist_opt ::=",
 /* 208 */ "eidlist_opt ::= LP eidlist RP",
 /* 209 */ "eidlist ::= eidlist COMMA nm collate sortorder",
 /* 210 */ "eidlist ::= nm collate sortorder",
 /* 211 */ "collate ::=",
 /* 212 */ "collate ::= COLLATE ID|STRING",
 /* 213 */ "cmd ::= DROP INDEX ifexists fullname",
 /* 214 */ "cmd ::= VACUUM",
 /* 215 */ "cmd ::= VACUUM nm",
 /* 216 */ "cmd ::= PRAGMA nm dbnm",
 /* 217 */ "cmd ::= PRAGMA nm dbnm EQ nmnum",
 /* 218 */ "cmd ::= PRAGMA nm dbnm LP nmnum RP",
 /* 219 */ "cmd ::= PRAGMA nm dbnm EQ minus_num",
 /* 220 */ "cmd ::= PRAGMA nm dbnm LP minus_num RP",
 /* 221 */ "plus_num ::= PLUS INTEGER|FLOAT",
 /* 222 */ "minus_num ::= MINUS INTEGER|FLOAT",
 /* 223 */ "cmd ::= createkw trigger_decl BEGIN trigger_cmd_list END",
 /* 224 */ "trigger_decl ::= temp TRIGGER ifnotexists nm dbnm trigger_time trigger_event ON fullname foreach_clause when_clause",
 /* 225 */ "trigger_time ::= BEFORE",
 /* 226 */ "trigger_time ::= AFTER",
 /* 227 */ "trigger_time ::= INSTEAD OF",
 /* 228 */ "trigger_time ::=",
 /* 229 */ "trigger_event ::= DELETE|INSERT",
 /* 230 */ "trigger_event ::= UPDATE",
 /* 231 */ "trigger_event ::= UPDATE OF idlist",
 /* 232 */ "when_clause ::=",
 /* 233 */ "when_clause ::= WHEN expr",
 /* 234 */ "trigger_cmd_list ::= trigger_cmd_list trigger_cmd SEMI",
 /* 235 */ "trigger_cmd_list ::= trigger_cmd SEMI",
 /* 236 */ "trnm ::= nm DOT nm",
 /* 237 */ "tridxby ::= INDEXED BY nm",
 /* 238 */ "tridxby ::= NOT INDEXED",
 /* 239 */ "trigger_cmd ::= UPDATE orconf trnm tridxby SET setlist where_opt",
 /* 240 */ "trigger_cmd ::= insert_cmd INTO trnm idlist_opt select",
 /* 241 */ "trigger_cmd ::= DELETE FROM trnm tridxby where_opt",
 /* 242 */ "trigger_cmd ::= select",
 /* 243 */ "expr ::= RAISE LP IGNORE RP",
 /* 244 */ "expr ::= RAISE LP raisetype COMMA nm RP",
 /* 245 */ "raisetype ::= ROLLBACK",
 /* 246 */ "raisetype ::= ABORT",
 /* 247 */ "raisetype ::= FAIL",
 /* 248 */ "cmd ::= DROP TRIGGER ifexists fullname",
 /* 249 */ "cmd ::= ATTACH database_kw_opt expr AS expr key_opt",
 /* 250 */ "cmd ::= DETACH database_kw_opt expr",
 /* 251 */ "key_opt ::=",
 /* 252 */ "key_opt ::= KEY expr",
 /* 253 */ "cmd ::= REINDEX",
 /* 254 */ "cmd ::= REINDEX nm dbnm",
 /* 255 */ "cmd ::= ANALYZE",
 /* 256 */ "cmd ::= ANALYZE nm dbnm",
 /* 257 */ "cmd ::= ALTER TABLE fullname RENAME TO nm",
 /* 258 */ "cmd ::= ALTER TABLE add_column_fullname ADD kwcolumn_opt columnname carglist",
 /* 259 */ "add_column_fullname ::= fullname",
 /* 260 */ "cmd ::= create_vtab",
 /* 261 */ "cmd ::= create_vtab LP vtabarglist RP",
 /* 262 */ "create_vtab ::= createkw VIRTUAL TABLE ifnotexists nm dbnm USING nm",
 /* 263 */ "vtabarg ::=",
 /* 264 */ "vtabargtoken ::= ANY",
 /* 265 */ "vtabargtoken ::= lp anylist RP",
 /* 266 */ "lp ::= LP",
 /* 267 */ "with ::=",
 /* 268 */ "with ::= WITH wqlist",
 /* 269 */ "with ::= WITH RECURSIVE wqlist",
 /* 270 */ "wqlist ::= nm eidlist_opt AS LP select RP",
 /* 271 */ "wqlist ::= wqlist COMMA nm eidlist_opt AS LP select RP",
 /* 272 */ "input ::= cmdlist",
 /* 273 */ "cmdlist ::= cmdlist ecmd",
 /* 274 */ "cmdlist ::= ecmd",
 /* 275 */ "ecmd ::= SEMI",
 /* 276 */ "ecmd ::= explain cmdx SEMI",
 /* 277 */ "explain ::=",
 /* 278 */ "trans_opt ::=",
 /* 279 */ "trans_opt ::= TRANSACTION",
 /* 280 */ "trans_opt ::= TRANSACTION nm",
 /* 281 */ "savepoint_opt ::= SAVEPOINT",
 /* 282 */ "savepoint_opt ::=",
 /* 283 */ "cmd ::= create_table create_table_args",
 /* 284 */ "columnlist ::= columnlist COMMA columnname carglist",
 /* 285 */ "columnlist ::= columnname carglist",
 /* 286 */ "nm ::= ID|INDEXED",
 /* 287 */ "nm ::= STRING",
 /* 288 */ "nm ::= JOIN_KW",
 /* 289 */ "typetoken ::= typename",
 /* 290 */ "typename ::= ID|STRING",
 /* 291 */ "signed ::= plus_num",
 /* 292 */ "signed ::= minus_num",
 /* 293 */ "carglist ::= carglist ccons",
 /* 294 */ "carglist ::=",
 /* 295 */ "ccons ::= NULL onconf",
 /* 296 */ "conslist_opt ::= COMMA conslist",
 /* 297 */ "conslist ::= conslist tconscomma tcons",
 /* 298 */ "conslist ::= tcons",
 /* 299 */ "tconscomma ::=",
 /* 300 */ "defer_subclause_opt ::= defer_subclause",
 /* 301 */ "resolvetype ::= raisetype",
 /* 302 */ "selectnowith ::= oneselect",
 /* 303 */ "oneselect ::= values",
 /* 304 */ "sclp ::= selcollist COMMA",
 /* 305 */ "as ::= ID|STRING",
 /* 306 */ "expr ::= term",
 /* 307 */ "exprlist ::= nexprlist",
 /* 308 */ "nmnum ::= plus_num",
 /* 309 */ "nmnum ::= nm",
 /* 310 */ "nmnum ::= ON",
 /* 311 */ "nmnum ::= DELETE",
 /* 312 */ "nmnum ::= DEFAULT",
 /* 313 */ "plus_num ::= INTEGER|FLOAT",
 /* 314 */ "foreach_clause ::=",
 /* 315 */ "foreach_clause ::= FOR EACH ROW",
 /* 316 */ "trnm ::= nm",
 /* 317 */ "tridxby ::=",
 /* 318 */ "database_kw_opt ::= DATABASE",
 /* 319 */ "database_kw_opt ::=",
 /* 320 */ "kwcolumn_opt ::=",
 /* 321 */ "kwcolumn_opt ::= COLUMNKW",
 /* 322 */ "vtabarglist ::= vtabarg",
 /* 323 */ "vtabarglist ::= vtabarglist COMMA vtabarg",
 /* 324 */ "vtabarg ::= vtabarg vtabargtoken",
 /* 325 */ "anylist ::=",
 /* 326 */ "anylist ::= anylist LP anylist RP",
 /* 327 */ "anylist ::= anylist ANY",
};
#endif /* NDEBUG */


#if YYSTACKDEPTH<=0
/*
** Try to increase the size of the parser stack.  Return the number
................................................................................
  { 205, 4 },
  { 205, 4 },
  { 149, 6 },
  { 201, 0 },
  { 201, 2 },
  { 149, 8 },
  { 218, 5 },

  { 218, 3 },

  { 149, 6 },
  { 149, 7 },
  { 219, 2 },
  { 219, 1 },
  { 220, 0 },
  { 220, 3 },
  { 217, 3 },
................................................................................
  { 172, 1 },
  { 173, 1 },
  { 173, 3 },
  { 173, 6 },
  { 173, 5 },
  { 173, 4 },
  { 172, 1 },

  { 173, 3 },
  { 173, 3 },
  { 173, 3 },
  { 173, 3 },
  { 173, 3 },
  { 173, 3 },
  { 173, 3 },
................................................................................
      case 19: /* temp ::= */ yytestcase(yyruleno==19);
      case 22: /* table_options ::= */ yytestcase(yyruleno==22);
      case 42: /* autoinc ::= */ yytestcase(yyruleno==42);
      case 57: /* init_deferred_pred_opt ::= */ yytestcase(yyruleno==57);
      case 67: /* defer_subclause_opt ::= */ yytestcase(yyruleno==67);
      case 76: /* ifexists ::= */ yytestcase(yyruleno==76);
      case 90: /* distinct ::= */ yytestcase(yyruleno==90);
      case 211: /* collate ::= */ yytestcase(yyruleno==211);
{yymsp[1].minor.yy194 = 0;}
        break;
      case 17: /* ifnotexists ::= IF NOT EXISTS */
{yymsp[-2].minor.yy194 = 1;}
        break;
      case 18: /* temp ::= TEMP */
      case 43: /* autoinc ::= AUTOINCR */ yytestcase(yyruleno==43);
................................................................................
{ yymsp[-1].minor.yy194 = OE_None;     /* EV: R-33326-45252 */}
        break;
      case 55: /* defer_subclause ::= NOT DEFERRABLE init_deferred_pred_opt */
{yymsp[-2].minor.yy194 = 0;}
        break;
      case 56: /* defer_subclause ::= DEFERRABLE init_deferred_pred_opt */
      case 71: /* orconf ::= OR resolvetype */ yytestcase(yyruleno==71);
      case 142: /* insert_cmd ::= INSERT orconf */ yytestcase(yyruleno==142);
{yymsp[-1].minor.yy194 = yymsp[0].minor.yy194;}
        break;
      case 58: /* init_deferred_pred_opt ::= INITIALLY DEFERRED */
      case 75: /* ifexists ::= IF EXISTS */ yytestcase(yyruleno==75);
      case 183: /* between_op ::= NOT BETWEEN */ yytestcase(yyruleno==183);
      case 186: /* in_op ::= NOT IN */ yytestcase(yyruleno==186);
      case 212: /* collate ::= COLLATE ID|STRING */ yytestcase(yyruleno==212);
{yymsp[-1].minor.yy194 = 1;}
        break;
      case 59: /* init_deferred_pred_opt ::= INITIALLY IMMEDIATE */
{yymsp[-1].minor.yy194 = 0;}
        break;
      case 61: /* tconscomma ::= COMMA */
{pParse->constraintName.n = 0;}
................................................................................
      case 69: /* onconf ::= ON CONFLICT resolvetype */
{yymsp[-2].minor.yy194 = yymsp[0].minor.yy194;}
        break;
      case 72: /* resolvetype ::= IGNORE */
{yymsp[0].minor.yy194 = OE_Ignore;}
        break;
      case 73: /* resolvetype ::= REPLACE */
      case 143: /* insert_cmd ::= REPLACE */ yytestcase(yyruleno==143);
{yymsp[0].minor.yy194 = OE_Replace;}
        break;
      case 74: /* cmd ::= DROP TABLE ifexists fullname */
{
  sqlite3DropTable(pParse, yymsp[0].minor.yy185, 0, yymsp[-1].minor.yy194);
}
        break;
................................................................................
        break;
      case 89: /* distinct ::= ALL */
{yymsp[0].minor.yy194 = SF_All;}
        break;
      case 91: /* sclp ::= */
      case 119: /* orderby_opt ::= */ yytestcase(yyruleno==119);
      case 126: /* groupby_opt ::= */ yytestcase(yyruleno==126);
      case 199: /* exprlist ::= */ yytestcase(yyruleno==199);
      case 202: /* paren_exprlist ::= */ yytestcase(yyruleno==202);
      case 207: /* eidlist_opt ::= */ yytestcase(yyruleno==207);
{yymsp[1].minor.yy148 = 0;}
        break;
      case 92: /* selcollist ::= sclp expr as */
{
   yymsp[-2].minor.yy148 = sqlite3ExprListAppend(pParse, yymsp[-2].minor.yy148, yymsp[-1].minor.yy190.pExpr);
   if( yymsp[0].minor.yy0.n>0 ) sqlite3ExprListSetName(pParse, yymsp[-2].minor.yy148, &yymsp[0].minor.yy0, 1);
   sqlite3ExprListSetSpan(pParse,yymsp[-2].minor.yy148,&yymsp[-1].minor.yy190);
................................................................................
  Expr *pLeft = sqlite3PExpr(pParse, TK_ID, 0, 0, &yymsp[-2].minor.yy0);
  Expr *pDot = sqlite3PExpr(pParse, TK_DOT, pLeft, pRight, 0);
  yymsp[-3].minor.yy148 = sqlite3ExprListAppend(pParse,yymsp[-3].minor.yy148, pDot);
}
        break;
      case 95: /* as ::= AS nm */
      case 106: /* dbnm ::= DOT nm */ yytestcase(yyruleno==106);
      case 221: /* plus_num ::= PLUS INTEGER|FLOAT */ yytestcase(yyruleno==221);
      case 222: /* minus_num ::= MINUS INTEGER|FLOAT */ yytestcase(yyruleno==222);
{yymsp[-1].minor.yy0 = yymsp[0].minor.yy0;}
        break;
      case 97: /* from ::= */
{yymsp[1].minor.yy185 = sqlite3DbMallocZero(pParse->db, sizeof(*yymsp[1].minor.yy185));}
        break;
      case 98: /* from ::= FROM seltablist */
{
................................................................................
        break;
      case 111: /* joinop ::= JOIN_KW nm nm JOIN */
{yymsp[-3].minor.yy194 = sqlite3JoinType(pParse,&yymsp[-3].minor.yy0,&yymsp[-2].minor.yy0,&yymsp[-1].minor.yy0);/*X-overwrites-A*/}
        break;
      case 112: /* on_opt ::= ON expr */
      case 129: /* having_opt ::= HAVING expr */ yytestcase(yyruleno==129);
      case 136: /* where_opt ::= WHERE expr */ yytestcase(yyruleno==136);
      case 195: /* case_else ::= ELSE expr */ yytestcase(yyruleno==195);
{yymsp[-1].minor.yy72 = yymsp[0].minor.yy190.pExpr;}
        break;
      case 113: /* on_opt ::= */
      case 128: /* having_opt ::= */ yytestcase(yyruleno==128);
      case 135: /* where_opt ::= */ yytestcase(yyruleno==135);
      case 196: /* case_else ::= */ yytestcase(yyruleno==196);
      case 198: /* case_operand ::= */ yytestcase(yyruleno==198);
{yymsp[1].minor.yy72 = 0;}
        break;
      case 115: /* indexed_opt ::= INDEXED BY nm */
{yymsp[-2].minor.yy0 = yymsp[0].minor.yy0;}
        break;
      case 116: /* indexed_opt ::= NOT INDEXED */
{yymsp[-1].minor.yy0.z=0; yymsp[-1].minor.yy0.n=1;}
        break;
      case 117: /* using_opt ::= USING LP idlist RP */
{yymsp[-3].minor.yy254 = yymsp[-1].minor.yy254;}
        break;
      case 118: /* using_opt ::= */
      case 144: /* idlist_opt ::= */ yytestcase(yyruleno==144);
{yymsp[1].minor.yy254 = 0;}
        break;
      case 120: /* orderby_opt ::= ORDER BY sortlist */
      case 127: /* groupby_opt ::= GROUP BY nexprlist */ yytestcase(yyruleno==127);
{yymsp[-2].minor.yy148 = yymsp[0].minor.yy148;}
        break;
      case 121: /* sortlist ::= sortlist COMMA expr sortorder */
................................................................................
        break;
      case 138: /* setlist ::= setlist COMMA nm EQ expr */
{
  yymsp[-4].minor.yy148 = sqlite3ExprListAppend(pParse, yymsp[-4].minor.yy148, yymsp[0].minor.yy190.pExpr);
  sqlite3ExprListSetName(pParse, yymsp[-4].minor.yy148, &yymsp[-2].minor.yy0, 1);
}
        break;





      case 139: /* setlist ::= nm EQ expr */
{
  yylhsminor.yy148 = sqlite3ExprListAppend(pParse, 0, yymsp[0].minor.yy190.pExpr);
  sqlite3ExprListSetName(pParse, yylhsminor.yy148, &yymsp[-2].minor.yy0, 1);
}
  yymsp[-2].minor.yy148 = yylhsminor.yy148;
        break;





      case 140: /* cmd ::= with insert_cmd INTO fullname idlist_opt select */
{
  sqlite3WithPush(pParse, yymsp[-5].minor.yy285, 1);
  sqlite3Insert(pParse, yymsp[-2].minor.yy185, yymsp[0].minor.yy243, yymsp[-1].minor.yy254, yymsp[-4].minor.yy194);
}
        break;
      case 141: /* cmd ::= with insert_cmd INTO fullname idlist_opt DEFAULT VALUES */
{
  sqlite3WithPush(pParse, yymsp[-6].minor.yy285, 1);
  sqlite3Insert(pParse, yymsp[-3].minor.yy185, 0, yymsp[-2].minor.yy254, yymsp[-5].minor.yy194);
}
        break;
      case 145: /* idlist_opt ::= LP idlist RP */
{yymsp[-2].minor.yy254 = yymsp[-1].minor.yy254;}
        break;
      case 146: /* idlist ::= idlist COMMA nm */
{yymsp[-2].minor.yy254 = sqlite3IdListAppend(pParse->db,yymsp[-2].minor.yy254,&yymsp[0].minor.yy0);}
        break;
      case 147: /* idlist ::= nm */
{yymsp[0].minor.yy254 = sqlite3IdListAppend(pParse->db,0,&yymsp[0].minor.yy0); /*A-overwrites-Y*/}
        break;
      case 148: /* expr ::= LP expr RP */
{spanSet(&yymsp[-2].minor.yy190,&yymsp[-2].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-B*/  yymsp[-2].minor.yy190.pExpr = yymsp[-1].minor.yy190.pExpr;}
        break;
      case 149: /* term ::= NULL */
      case 154: /* term ::= INTEGER|FLOAT|BLOB */ yytestcase(yyruleno==154);
      case 155: /* term ::= STRING */ yytestcase(yyruleno==155);
{spanExpr(&yymsp[0].minor.yy190,pParse,yymsp[0].major,yymsp[0].minor.yy0);/*A-overwrites-X*/}
        break;
      case 150: /* expr ::= ID|INDEXED */
      case 151: /* expr ::= JOIN_KW */ yytestcase(yyruleno==151);
{spanExpr(&yymsp[0].minor.yy190,pParse,TK_ID,yymsp[0].minor.yy0); /*A-overwrites-X*/}
        break;
      case 152: /* expr ::= nm DOT nm */
{
  Expr *temp1 = sqlite3PExpr(pParse, TK_ID, 0, 0, &yymsp[-2].minor.yy0);
  Expr *temp2 = sqlite3PExpr(pParse, TK_ID, 0, 0, &yymsp[0].minor.yy0);
  spanSet(&yymsp[-2].minor.yy190,&yymsp[-2].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-X*/
  yymsp[-2].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_DOT, temp1, temp2, 0);
}
        break;
      case 153: /* expr ::= nm DOT nm DOT nm */
{
  Expr *temp1 = sqlite3PExpr(pParse, TK_ID, 0, 0, &yymsp[-4].minor.yy0);
  Expr *temp2 = sqlite3PExpr(pParse, TK_ID, 0, 0, &yymsp[-2].minor.yy0);
  Expr *temp3 = sqlite3PExpr(pParse, TK_ID, 0, 0, &yymsp[0].minor.yy0);
  Expr *temp4 = sqlite3PExpr(pParse, TK_DOT, temp2, temp3, 0);
  spanSet(&yymsp[-4].minor.yy190,&yymsp[-4].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-X*/
  yymsp[-4].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_DOT, temp1, temp4, 0);
}
        break;
      case 156: /* expr ::= VARIABLE */
{
  if( !(yymsp[0].minor.yy0.z[0]=='#' && sqlite3Isdigit(yymsp[0].minor.yy0.z[1])) ){
    spanExpr(&yymsp[0].minor.yy190, pParse, TK_VARIABLE, yymsp[0].minor.yy0);
    sqlite3ExprAssignVarNumber(pParse, yymsp[0].minor.yy190.pExpr);
  }else{
    /* When doing a nested parse, one can include terms in an expression
    ** that look like this:   #1 #2 ...  These terms refer to registers
................................................................................
    }else{
      yymsp[0].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_REGISTER, 0, 0, &t);
      if( yymsp[0].minor.yy190.pExpr ) sqlite3GetInt32(&t.z[1], &yymsp[0].minor.yy190.pExpr->iTable);
    }
  }
}
        break;
      case 157: /* expr ::= expr COLLATE ID|STRING */
{
  yymsp[-2].minor.yy190.pExpr = sqlite3ExprAddCollateToken(pParse, yymsp[-2].minor.yy190.pExpr, &yymsp[0].minor.yy0, 1);
  yymsp[-2].minor.yy190.zEnd = &yymsp[0].minor.yy0.z[yymsp[0].minor.yy0.n];
}
        break;
      case 158: /* expr ::= CAST LP expr AS typetoken RP */
{
  spanSet(&yymsp[-5].minor.yy190,&yymsp[-5].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-X*/
  yymsp[-5].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_CAST, yymsp[-3].minor.yy190.pExpr, 0, &yymsp[-1].minor.yy0);
}
        break;
      case 159: /* expr ::= ID|INDEXED LP distinct exprlist RP */
{
  if( yymsp[-1].minor.yy148 && yymsp[-1].minor.yy148->nExpr>pParse->db->aLimit[SQLITE_LIMIT_FUNCTION_ARG] ){
    sqlite3ErrorMsg(pParse, "too many arguments on function %T", &yymsp[-4].minor.yy0);
  }
  yylhsminor.yy190.pExpr = sqlite3ExprFunction(pParse, yymsp[-1].minor.yy148, &yymsp[-4].minor.yy0);
  spanSet(&yylhsminor.yy190,&yymsp[-4].minor.yy0,&yymsp[0].minor.yy0);
  if( yymsp[-2].minor.yy194==SF_Distinct && yylhsminor.yy190.pExpr ){
    yylhsminor.yy190.pExpr->flags |= EP_Distinct;
  }
}
  yymsp[-4].minor.yy190 = yylhsminor.yy190;
        break;
      case 160: /* expr ::= ID|INDEXED LP STAR RP */
{
  yylhsminor.yy190.pExpr = sqlite3ExprFunction(pParse, 0, &yymsp[-3].minor.yy0);
  spanSet(&yylhsminor.yy190,&yymsp[-3].minor.yy0,&yymsp[0].minor.yy0);
}
  yymsp[-3].minor.yy190 = yylhsminor.yy190;
        break;
      case 161: /* term ::= CTIME_KW */
{
  yylhsminor.yy190.pExpr = sqlite3ExprFunction(pParse, 0, &yymsp[0].minor.yy0);
  spanSet(&yylhsminor.yy190, &yymsp[0].minor.yy0, &yymsp[0].minor.yy0);
}
  yymsp[0].minor.yy190 = yylhsminor.yy190;
        break;













      case 162: /* expr ::= expr AND expr */
      case 163: /* expr ::= expr OR expr */ yytestcase(yyruleno==163);
      case 164: /* expr ::= expr LT|GT|GE|LE expr */ yytestcase(yyruleno==164);
      case 165: /* expr ::= expr EQ|NE expr */ yytestcase(yyruleno==165);
      case 166: /* expr ::= expr BITAND|BITOR|LSHIFT|RSHIFT expr */ yytestcase(yyruleno==166);
      case 167: /* expr ::= expr PLUS|MINUS expr */ yytestcase(yyruleno==167);
      case 168: /* expr ::= expr STAR|SLASH|REM expr */ yytestcase(yyruleno==168);
      case 169: /* expr ::= expr CONCAT expr */ yytestcase(yyruleno==169);
{spanBinaryExpr(pParse,yymsp[-1].major,&yymsp[-2].minor.yy190,&yymsp[0].minor.yy190);}
        break;
      case 170: /* likeop ::= LIKE_KW|MATCH */
{yymsp[0].minor.yy392.eOperator = yymsp[0].minor.yy0; yymsp[0].minor.yy392.bNot = 0;/*A-overwrites-X*/}
        break;
      case 171: /* likeop ::= NOT LIKE_KW|MATCH */
{yymsp[-1].minor.yy392.eOperator = yymsp[0].minor.yy0; yymsp[-1].minor.yy392.bNot = 1;}
        break;
      case 172: /* expr ::= expr likeop expr */
{
  ExprList *pList;
  pList = sqlite3ExprListAppend(pParse,0, yymsp[0].minor.yy190.pExpr);
  pList = sqlite3ExprListAppend(pParse,pList, yymsp[-2].minor.yy190.pExpr);
  yymsp[-2].minor.yy190.pExpr = sqlite3ExprFunction(pParse, pList, &yymsp[-1].minor.yy392.eOperator);
  exprNot(pParse, yymsp[-1].minor.yy392.bNot, &yymsp[-2].minor.yy190);
  yymsp[-2].minor.yy190.zEnd = yymsp[0].minor.yy190.zEnd;
  if( yymsp[-2].minor.yy190.pExpr ) yymsp[-2].minor.yy190.pExpr->flags |= EP_InfixFunc;
}
        break;
      case 173: /* expr ::= expr likeop expr ESCAPE expr */
{
  ExprList *pList;
  pList = sqlite3ExprListAppend(pParse,0, yymsp[-2].minor.yy190.pExpr);
  pList = sqlite3ExprListAppend(pParse,pList, yymsp[-4].minor.yy190.pExpr);
  pList = sqlite3ExprListAppend(pParse,pList, yymsp[0].minor.yy190.pExpr);
  yymsp[-4].minor.yy190.pExpr = sqlite3ExprFunction(pParse, pList, &yymsp[-3].minor.yy392.eOperator);
  exprNot(pParse, yymsp[-3].minor.yy392.bNot, &yymsp[-4].minor.yy190);
  yymsp[-4].minor.yy190.zEnd = yymsp[0].minor.yy190.zEnd;
  if( yymsp[-4].minor.yy190.pExpr ) yymsp[-4].minor.yy190.pExpr->flags |= EP_InfixFunc;
}
        break;
      case 174: /* expr ::= expr ISNULL|NOTNULL */
{spanUnaryPostfix(pParse,yymsp[0].major,&yymsp[-1].minor.yy190,&yymsp[0].minor.yy0);}
        break;
      case 175: /* expr ::= expr NOT NULL */
{spanUnaryPostfix(pParse,TK_NOTNULL,&yymsp[-2].minor.yy190,&yymsp[0].minor.yy0);}
        break;
      case 176: /* expr ::= expr IS expr */
{
  spanBinaryExpr(pParse,TK_IS,&yymsp[-2].minor.yy190,&yymsp[0].minor.yy190);
  binaryToUnaryIfNull(pParse, yymsp[0].minor.yy190.pExpr, yymsp[-2].minor.yy190.pExpr, TK_ISNULL);
}
        break;
      case 177: /* expr ::= expr IS NOT expr */
{
  spanBinaryExpr(pParse,TK_ISNOT,&yymsp[-3].minor.yy190,&yymsp[0].minor.yy190);
  binaryToUnaryIfNull(pParse, yymsp[0].minor.yy190.pExpr, yymsp[-3].minor.yy190.pExpr, TK_NOTNULL);
}
        break;
      case 178: /* expr ::= NOT expr */
      case 179: /* expr ::= BITNOT expr */ yytestcase(yyruleno==179);
{spanUnaryPrefix(&yymsp[-1].minor.yy190,pParse,yymsp[-1].major,&yymsp[0].minor.yy190,&yymsp[-1].minor.yy0);/*A-overwrites-B*/}
        break;
      case 180: /* expr ::= MINUS expr */
{spanUnaryPrefix(&yymsp[-1].minor.yy190,pParse,TK_UMINUS,&yymsp[0].minor.yy190,&yymsp[-1].minor.yy0);/*A-overwrites-B*/}
        break;
      case 181: /* expr ::= PLUS expr */
{spanUnaryPrefix(&yymsp[-1].minor.yy190,pParse,TK_UPLUS,&yymsp[0].minor.yy190,&yymsp[-1].minor.yy0);/*A-overwrites-B*/}
        break;
      case 182: /* between_op ::= BETWEEN */
      case 185: /* in_op ::= IN */ yytestcase(yyruleno==185);
{yymsp[0].minor.yy194 = 0;}
        break;
      case 184: /* expr ::= expr between_op expr AND expr */
{
  ExprList *pList = sqlite3ExprListAppend(pParse,0, yymsp[-2].minor.yy190.pExpr);
  pList = sqlite3ExprListAppend(pParse,pList, yymsp[0].minor.yy190.pExpr);
  yymsp[-4].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_BETWEEN, yymsp[-4].minor.yy190.pExpr, 0, 0);
  if( yymsp[-4].minor.yy190.pExpr ){
    yymsp[-4].minor.yy190.pExpr->x.pList = pList;
  }else{
    sqlite3ExprListDelete(pParse->db, pList);
  } 
  exprNot(pParse, yymsp[-3].minor.yy194, &yymsp[-4].minor.yy190);
  yymsp[-4].minor.yy190.zEnd = yymsp[0].minor.yy190.zEnd;
}
        break;
      case 187: /* expr ::= expr in_op LP exprlist RP */
{
    if( yymsp[-1].minor.yy148==0 ){
      /* Expressions of the form
      **
      **      expr1 IN ()
      **      expr1 NOT IN ()
      **
................................................................................
        sqlite3ExprListDelete(pParse->db, yymsp[-1].minor.yy148);
      }
      exprNot(pParse, yymsp[-3].minor.yy194, &yymsp[-4].minor.yy190);
    }
    yymsp[-4].minor.yy190.zEnd = &yymsp[0].minor.yy0.z[yymsp[0].minor.yy0.n];
  }
        break;
      case 188: /* expr ::= LP select RP */
{
    spanSet(&yymsp[-2].minor.yy190,&yymsp[-2].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-B*/
    yymsp[-2].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_SELECT, 0, 0, 0);
    sqlite3PExprAddSelect(pParse, yymsp[-2].minor.yy190.pExpr, yymsp[-1].minor.yy243);
  }
        break;
      case 189: /* expr ::= expr in_op LP select RP */
{
    yymsp[-4].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_IN, yymsp[-4].minor.yy190.pExpr, 0, 0);
    sqlite3PExprAddSelect(pParse, yymsp[-4].minor.yy190.pExpr, yymsp[-1].minor.yy243);
    exprNot(pParse, yymsp[-3].minor.yy194, &yymsp[-4].minor.yy190);
    yymsp[-4].minor.yy190.zEnd = &yymsp[0].minor.yy0.z[yymsp[0].minor.yy0.n];
  }
        break;
      case 190: /* expr ::= expr in_op nm dbnm paren_exprlist */
{
    SrcList *pSrc = sqlite3SrcListAppend(pParse->db, 0,&yymsp[-2].minor.yy0,&yymsp[-1].minor.yy0);
    Select *pSelect = sqlite3SelectNew(pParse, 0,pSrc,0,0,0,0,0,0,0);
    if( yymsp[0].minor.yy148 )  sqlite3SrcListFuncArgs(pParse, pSelect ? pSrc : 0, yymsp[0].minor.yy148);
    yymsp[-4].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_IN, yymsp[-4].minor.yy190.pExpr, 0, 0);
    sqlite3PExprAddSelect(pParse, yymsp[-4].minor.yy190.pExpr, pSelect);
    exprNot(pParse, yymsp[-3].minor.yy194, &yymsp[-4].minor.yy190);
    yymsp[-4].minor.yy190.zEnd = yymsp[-1].minor.yy0.z ? &yymsp[-1].minor.yy0.z[yymsp[-1].minor.yy0.n] : &yymsp[-2].minor.yy0.z[yymsp[-2].minor.yy0.n];
  }
        break;
      case 191: /* expr ::= EXISTS LP select RP */
{
    Expr *p;
    spanSet(&yymsp[-3].minor.yy190,&yymsp[-3].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-B*/
    p = yymsp[-3].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_EXISTS, 0, 0, 0);
    sqlite3PExprAddSelect(pParse, p, yymsp[-1].minor.yy243);
  }
        break;
      case 192: /* expr ::= CASE case_operand case_exprlist case_else END */
{
  spanSet(&yymsp[-4].minor.yy190,&yymsp[-4].minor.yy0,&yymsp[0].minor.yy0);  /*A-overwrites-C*/
  yymsp[-4].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_CASE, yymsp[-3].minor.yy72, 0, 0);
  if( yymsp[-4].minor.yy190.pExpr ){
    yymsp[-4].minor.yy190.pExpr->x.pList = yymsp[-1].minor.yy72 ? sqlite3ExprListAppend(pParse,yymsp[-2].minor.yy148,yymsp[-1].minor.yy72) : yymsp[-2].minor.yy148;
    sqlite3ExprSetHeightAndFlags(pParse, yymsp[-4].minor.yy190.pExpr);
  }else{
    sqlite3ExprListDelete(pParse->db, yymsp[-2].minor.yy148);
    sqlite3ExprDelete(pParse->db, yymsp[-1].minor.yy72);
  }
}
        break;
      case 193: /* case_exprlist ::= case_exprlist WHEN expr THEN expr */
{
  yymsp[-4].minor.yy148 = sqlite3ExprListAppend(pParse,yymsp[-4].minor.yy148, yymsp[-2].minor.yy190.pExpr);
  yymsp[-4].minor.yy148 = sqlite3ExprListAppend(pParse,yymsp[-4].minor.yy148, yymsp[0].minor.yy190.pExpr);
}
        break;
      case 194: /* case_exprlist ::= WHEN expr THEN expr */
{
  yymsp[-3].minor.yy148 = sqlite3ExprListAppend(pParse,0, yymsp[-2].minor.yy190.pExpr);
  yymsp[-3].minor.yy148 = sqlite3ExprListAppend(pParse,yymsp[-3].minor.yy148, yymsp[0].minor.yy190.pExpr);
}
        break;
      case 197: /* case_operand ::= expr */
{yymsp[0].minor.yy72 = yymsp[0].minor.yy190.pExpr; /*A-overwrites-X*/}
        break;
      case 200: /* nexprlist ::= nexprlist COMMA expr */
{yymsp[-2].minor.yy148 = sqlite3ExprListAppend(pParse,yymsp[-2].minor.yy148,yymsp[0].minor.yy190.pExpr);}
        break;
      case 201: /* nexprlist ::= expr */
{yymsp[0].minor.yy148 = sqlite3ExprListAppend(pParse,0,yymsp[0].minor.yy190.pExpr); /*A-overwrites-Y*/}
        break;
      case 203: /* paren_exprlist ::= LP exprlist RP */
      case 208: /* eidlist_opt ::= LP eidlist RP */ yytestcase(yyruleno==208);
{yymsp[-2].minor.yy148 = yymsp[-1].minor.yy148;}
        break;
      case 204: /* cmd ::= createkw uniqueflag INDEX ifnotexists nm dbnm ON nm LP sortlist RP where_opt */
{
  sqlite3CreateIndex(pParse, &yymsp[-7].minor.yy0, &yymsp[-6].minor.yy0, 
                     sqlite3SrcListAppend(pParse->db,0,&yymsp[-4].minor.yy0,0), yymsp[-2].minor.yy148, yymsp[-10].minor.yy194,
                      &yymsp[-11].minor.yy0, yymsp[0].minor.yy72, SQLITE_SO_ASC, yymsp[-8].minor.yy194, SQLITE_IDXTYPE_APPDEF);
}
        break;
      case 205: /* uniqueflag ::= UNIQUE */
      case 246: /* raisetype ::= ABORT */ yytestcase(yyruleno==246);
{yymsp[0].minor.yy194 = OE_Abort;}
        break;
      case 206: /* uniqueflag ::= */
{yymsp[1].minor.yy194 = OE_None;}
        break;
      case 209: /* eidlist ::= eidlist COMMA nm collate sortorder */
{
  yymsp[-4].minor.yy148 = parserAddExprIdListTerm(pParse, yymsp[-4].minor.yy148, &yymsp[-2].minor.yy0, yymsp[-1].minor.yy194, yymsp[0].minor.yy194);
}
        break;
      case 210: /* eidlist ::= nm collate sortorder */
{
  yymsp[-2].minor.yy148 = parserAddExprIdListTerm(pParse, 0, &yymsp[-2].minor.yy0, yymsp[-1].minor.yy194, yymsp[0].minor.yy194); /*A-overwrites-Y*/
}
        break;
      case 213: /* cmd ::= DROP INDEX ifexists fullname */
{sqlite3DropIndex(pParse, yymsp[0].minor.yy185, yymsp[-1].minor.yy194);}
        break;
      case 214: /* cmd ::= VACUUM */
{sqlite3Vacuum(pParse,0);}
        break;
      case 215: /* cmd ::= VACUUM nm */
{sqlite3Vacuum(pParse,&yymsp[0].minor.yy0);}
        break;
      case 216: /* cmd ::= PRAGMA nm dbnm */
{sqlite3Pragma(pParse,&yymsp[-1].minor.yy0,&yymsp[0].minor.yy0,0,0);}
        break;
      case 217: /* cmd ::= PRAGMA nm dbnm EQ nmnum */
{sqlite3Pragma(pParse,&yymsp[-3].minor.yy0,&yymsp[-2].minor.yy0,&yymsp[0].minor.yy0,0);}
        break;
      case 218: /* cmd ::= PRAGMA nm dbnm LP nmnum RP */
{sqlite3Pragma(pParse,&yymsp[-4].minor.yy0,&yymsp[-3].minor.yy0,&yymsp[-1].minor.yy0,0);}
        break;
      case 219: /* cmd ::= PRAGMA nm dbnm EQ minus_num */
{sqlite3Pragma(pParse,&yymsp[-3].minor.yy0,&yymsp[-2].minor.yy0,&yymsp[0].minor.yy0,1);}
        break;
      case 220: /* cmd ::= PRAGMA nm dbnm LP minus_num RP */
{sqlite3Pragma(pParse,&yymsp[-4].minor.yy0,&yymsp[-3].minor.yy0,&yymsp[-1].minor.yy0,1);}
        break;
      case 223: /* cmd ::= createkw trigger_decl BEGIN trigger_cmd_list END */
{
  Token all;
  all.z = yymsp[-3].minor.yy0.z;
  all.n = (int)(yymsp[0].minor.yy0.z - yymsp[-3].minor.yy0.z) + yymsp[0].minor.yy0.n;
  sqlite3FinishTrigger(pParse, yymsp[-1].minor.yy145, &all);
}
        break;
      case 224: /* trigger_decl ::= temp TRIGGER ifnotexists nm dbnm trigger_time trigger_event ON fullname foreach_clause when_clause */
{
  sqlite3BeginTrigger(pParse, &yymsp[-7].minor.yy0, &yymsp[-6].minor.yy0, yymsp[-5].minor.yy194, yymsp[-4].minor.yy332.a, yymsp[-4].minor.yy332.b, yymsp[-2].minor.yy185, yymsp[0].minor.yy72, yymsp[-10].minor.yy194, yymsp[-8].minor.yy194);
  yymsp[-10].minor.yy0 = (yymsp[-6].minor.yy0.n==0?yymsp[-7].minor.yy0:yymsp[-6].minor.yy0); /*A-overwrites-T*/
}
        break;
      case 225: /* trigger_time ::= BEFORE */
{ yymsp[0].minor.yy194 = TK_BEFORE; }
        break;
      case 226: /* trigger_time ::= AFTER */
{ yymsp[0].minor.yy194 = TK_AFTER;  }
        break;
      case 227: /* trigger_time ::= INSTEAD OF */
{ yymsp[-1].minor.yy194 = TK_INSTEAD;}
        break;
      case 228: /* trigger_time ::= */
{ yymsp[1].minor.yy194 = TK_BEFORE; }
        break;
      case 229: /* trigger_event ::= DELETE|INSERT */
      case 230: /* trigger_event ::= UPDATE */ yytestcase(yyruleno==230);
{yymsp[0].minor.yy332.a = yymsp[0].major; /*A-overwrites-X*/ yymsp[0].minor.yy332.b = 0;}
        break;
      case 231: /* trigger_event ::= UPDATE OF idlist */
{yymsp[-2].minor.yy332.a = TK_UPDATE; yymsp[-2].minor.yy332.b = yymsp[0].minor.yy254;}
        break;
      case 232: /* when_clause ::= */
      case 251: /* key_opt ::= */ yytestcase(yyruleno==251);
{ yymsp[1].minor.yy72 = 0; }
        break;
      case 233: /* when_clause ::= WHEN expr */
      case 252: /* key_opt ::= KEY expr */ yytestcase(yyruleno==252);
{ yymsp[-1].minor.yy72 = yymsp[0].minor.yy190.pExpr; }
        break;
      case 234: /* trigger_cmd_list ::= trigger_cmd_list trigger_cmd SEMI */
{
  assert( yymsp[-2].minor.yy145!=0 );
  yymsp[-2].minor.yy145->pLast->pNext = yymsp[-1].minor.yy145;
  yymsp[-2].minor.yy145->pLast = yymsp[-1].minor.yy145;
}
        break;
      case 235: /* trigger_cmd_list ::= trigger_cmd SEMI */
{ 
  assert( yymsp[-1].minor.yy145!=0 );
  yymsp[-1].minor.yy145->pLast = yymsp[-1].minor.yy145;
}
        break;
      case 236: /* trnm ::= nm DOT nm */
{
  yymsp[-2].minor.yy0 = yymsp[0].minor.yy0;
  sqlite3ErrorMsg(pParse, 
        "qualified table names are not allowed on INSERT, UPDATE, and DELETE "
        "statements within triggers");
}
        break;
      case 237: /* tridxby ::= INDEXED BY nm */
{
  sqlite3ErrorMsg(pParse,
        "the INDEXED BY clause is not allowed on UPDATE or DELETE statements "
        "within triggers");
}
        break;
      case 238: /* tridxby ::= NOT INDEXED */
{
  sqlite3ErrorMsg(pParse,
        "the NOT INDEXED clause is not allowed on UPDATE or DELETE statements "
        "within triggers");
}
        break;
      case 239: /* trigger_cmd ::= UPDATE orconf trnm tridxby SET setlist where_opt */
{yymsp[-6].minor.yy145 = sqlite3TriggerUpdateStep(pParse->db, &yymsp[-4].minor.yy0, yymsp[-1].minor.yy148, yymsp[0].minor.yy72, yymsp[-5].minor.yy194);}
        break;
      case 240: /* trigger_cmd ::= insert_cmd INTO trnm idlist_opt select */
{yymsp[-4].minor.yy145 = sqlite3TriggerInsertStep(pParse->db, &yymsp[-2].minor.yy0, yymsp[-1].minor.yy254, yymsp[0].minor.yy243, yymsp[-4].minor.yy194);/*A-overwrites-R*/}
        break;
      case 241: /* trigger_cmd ::= DELETE FROM trnm tridxby where_opt */
{yymsp[-4].minor.yy145 = sqlite3TriggerDeleteStep(pParse->db, &yymsp[-2].minor.yy0, yymsp[0].minor.yy72);}
        break;
      case 242: /* trigger_cmd ::= select */
{yymsp[0].minor.yy145 = sqlite3TriggerSelectStep(pParse->db, yymsp[0].minor.yy243); /*A-overwrites-X*/}
        break;
      case 243: /* expr ::= RAISE LP IGNORE RP */
{
  spanSet(&yymsp[-3].minor.yy190,&yymsp[-3].minor.yy0,&yymsp[0].minor.yy0);  /*A-overwrites-X*/
  yymsp[-3].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_RAISE, 0, 0, 0); 
  if( yymsp[-3].minor.yy190.pExpr ){
    yymsp[-3].minor.yy190.pExpr->affinity = OE_Ignore;
  }
}
        break;
      case 244: /* expr ::= RAISE LP raisetype COMMA nm RP */
{
  spanSet(&yymsp[-5].minor.yy190,&yymsp[-5].minor.yy0,&yymsp[0].minor.yy0);  /*A-overwrites-X*/
  yymsp[-5].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_RAISE, 0, 0, &yymsp[-1].minor.yy0); 
  if( yymsp[-5].minor.yy190.pExpr ) {
    yymsp[-5].minor.yy190.pExpr->affinity = (char)yymsp[-3].minor.yy194;
  }
}
        break;
      case 245: /* raisetype ::= ROLLBACK */
{yymsp[0].minor.yy194 = OE_Rollback;}
        break;
      case 247: /* raisetype ::= FAIL */
{yymsp[0].minor.yy194 = OE_Fail;}
        break;
      case 248: /* cmd ::= DROP TRIGGER ifexists fullname */
{
  sqlite3DropTrigger(pParse,yymsp[0].minor.yy185,yymsp[-1].minor.yy194);
}
        break;
      case 249: /* cmd ::= ATTACH database_kw_opt expr AS expr key_opt */
{
  sqlite3Attach(pParse, yymsp[-3].minor.yy190.pExpr, yymsp[-1].minor.yy190.pExpr, yymsp[0].minor.yy72);
}
        break;
      case 250: /* cmd ::= DETACH database_kw_opt expr */
{
  sqlite3Detach(pParse, yymsp[0].minor.yy190.pExpr);
}
        break;
      case 253: /* cmd ::= REINDEX */
{sqlite3Reindex(pParse, 0, 0);}
        break;
      case 254: /* cmd ::= REINDEX nm dbnm */
{sqlite3Reindex(pParse, &yymsp[-1].minor.yy0, &yymsp[0].minor.yy0);}
        break;
      case 255: /* cmd ::= ANALYZE */
{sqlite3Analyze(pParse, 0, 0);}
        break;
      case 256: /* cmd ::= ANALYZE nm dbnm */
{sqlite3Analyze(pParse, &yymsp[-1].minor.yy0, &yymsp[0].minor.yy0);}
        break;
      case 257: /* cmd ::= ALTER TABLE fullname RENAME TO nm */
{
  sqlite3AlterRenameTable(pParse,yymsp[-3].minor.yy185,&yymsp[0].minor.yy0);
}
        break;
      case 258: /* cmd ::= ALTER TABLE add_column_fullname ADD kwcolumn_opt columnname carglist */
{
  yymsp[-1].minor.yy0.n = (int)(pParse->sLastToken.z-yymsp[-1].minor.yy0.z) + pParse->sLastToken.n;
  sqlite3AlterFinishAddColumn(pParse, &yymsp[-1].minor.yy0);
}
        break;
      case 259: /* add_column_fullname ::= fullname */
{
  disableLookaside(pParse);
  sqlite3AlterBeginAddColumn(pParse, yymsp[0].minor.yy185);
}
        break;
      case 260: /* cmd ::= create_vtab */
{sqlite3VtabFinishParse(pParse,0);}
        break;
      case 261: /* cmd ::= create_vtab LP vtabarglist RP */
{sqlite3VtabFinishParse(pParse,&yymsp[0].minor.yy0);}
        break;
      case 262: /* create_vtab ::= createkw VIRTUAL TABLE ifnotexists nm dbnm USING nm */
{
    sqlite3VtabBeginParse(pParse, &yymsp[-3].minor.yy0, &yymsp[-2].minor.yy0, &yymsp[0].minor.yy0, yymsp[-4].minor.yy194);
}
        break;
      case 263: /* vtabarg ::= */
{sqlite3VtabArgInit(pParse);}
        break;
      case 264: /* vtabargtoken ::= ANY */
      case 265: /* vtabargtoken ::= lp anylist RP */ yytestcase(yyruleno==265);
      case 266: /* lp ::= LP */ yytestcase(yyruleno==266);
{sqlite3VtabArgExtend(pParse,&yymsp[0].minor.yy0);}
        break;
      case 267: /* with ::= */
{yymsp[1].minor.yy285 = 0;}
        break;
      case 268: /* with ::= WITH wqlist */
{ yymsp[-1].minor.yy285 = yymsp[0].minor.yy285; }
        break;
      case 269: /* with ::= WITH RECURSIVE wqlist */
{ yymsp[-2].minor.yy285 = yymsp[0].minor.yy285; }
        break;
      case 270: /* wqlist ::= nm eidlist_opt AS LP select RP */
{
  yymsp[-5].minor.yy285 = sqlite3WithAdd(pParse, 0, &yymsp[-5].minor.yy0, yymsp[-4].minor.yy148, yymsp[-1].minor.yy243); /*A-overwrites-X*/
}
        break;
      case 271: /* wqlist ::= wqlist COMMA nm eidlist_opt AS LP select RP */
{
  yymsp[-7].minor.yy285 = sqlite3WithAdd(pParse, yymsp[-7].minor.yy285, &yymsp[-5].minor.yy0, yymsp[-4].minor.yy148, yymsp[-1].minor.yy243);
}
        break;
      default:
      /* (272) input ::= cmdlist */ yytestcase(yyruleno==272);
      /* (273) cmdlist ::= cmdlist ecmd */ yytestcase(yyruleno==273);
      /* (274) cmdlist ::= ecmd (OPTIMIZED OUT) */ assert(yyruleno!=274);
      /* (275) ecmd ::= SEMI */ yytestcase(yyruleno==275);
      /* (276) ecmd ::= explain cmdx SEMI */ yytestcase(yyruleno==276);
      /* (277) explain ::= */ yytestcase(yyruleno==277);
      /* (278) trans_opt ::= */ yytestcase(yyruleno==278);
      /* (279) trans_opt ::= TRANSACTION */ yytestcase(yyruleno==279);
      /* (280) trans_opt ::= TRANSACTION nm */ yytestcase(yyruleno==280);
      /* (281) savepoint_opt ::= SAVEPOINT */ yytestcase(yyruleno==281);
      /* (282) savepoint_opt ::= */ yytestcase(yyruleno==282);
      /* (283) cmd ::= create_table create_table_args */ yytestcase(yyruleno==283);
      /* (284) columnlist ::= columnlist COMMA columnname carglist */ yytestcase(yyruleno==284);
      /* (285) columnlist ::= columnname carglist */ yytestcase(yyruleno==285);
      /* (286) nm ::= ID|INDEXED */ yytestcase(yyruleno==286);
      /* (287) nm ::= STRING */ yytestcase(yyruleno==287);
      /* (288) nm ::= JOIN_KW */ yytestcase(yyruleno==288);
      /* (289) typetoken ::= typename */ yytestcase(yyruleno==289);
      /* (290) typename ::= ID|STRING */ yytestcase(yyruleno==290);
      /* (291) signed ::= plus_num (OPTIMIZED OUT) */ assert(yyruleno!=291);
      /* (292) signed ::= minus_num (OPTIMIZED OUT) */ assert(yyruleno!=292);
      /* (293) carglist ::= carglist ccons */ yytestcase(yyruleno==293);
      /* (294) carglist ::= */ yytestcase(yyruleno==294);
      /* (295) ccons ::= NULL onconf */ yytestcase(yyruleno==295);
      /* (296) conslist_opt ::= COMMA conslist */ yytestcase(yyruleno==296);
      /* (297) conslist ::= conslist tconscomma tcons */ yytestcase(yyruleno==297);
      /* (298) conslist ::= tcons (OPTIMIZED OUT) */ assert(yyruleno!=298);
      /* (299) tconscomma ::= */ yytestcase(yyruleno==299);
      /* (300) defer_subclause_opt ::= defer_subclause (OPTIMIZED OUT) */ assert(yyruleno!=300);
      /* (301) resolvetype ::= raisetype (OPTIMIZED OUT) */ assert(yyruleno!=301);
      /* (302) selectnowith ::= oneselect (OPTIMIZED OUT) */ assert(yyruleno!=302);
      /* (303) oneselect ::= values */ yytestcase(yyruleno==303);
      /* (304) sclp ::= selcollist COMMA */ yytestcase(yyruleno==304);
      /* (305) as ::= ID|STRING */ yytestcase(yyruleno==305);
      /* (306) expr ::= term (OPTIMIZED OUT) */ assert(yyruleno!=306);
      /* (307) exprlist ::= nexprlist */ yytestcase(yyruleno==307);
      /* (308) nmnum ::= plus_num (OPTIMIZED OUT) */ assert(yyruleno!=308);
      /* (309) nmnum ::= nm (OPTIMIZED OUT) */ assert(yyruleno!=309);
      /* (310) nmnum ::= ON */ yytestcase(yyruleno==310);
      /* (311) nmnum ::= DELETE */ yytestcase(yyruleno==311);
      /* (312) nmnum ::= DEFAULT */ yytestcase(yyruleno==312);
      /* (313) plus_num ::= INTEGER|FLOAT */ yytestcase(yyruleno==313);
      /* (314) foreach_clause ::= */ yytestcase(yyruleno==314);
      /* (315) foreach_clause ::= FOR EACH ROW */ yytestcase(yyruleno==315);
      /* (316) trnm ::= nm */ yytestcase(yyruleno==316);
      /* (317) tridxby ::= */ yytestcase(yyruleno==317);
      /* (318) database_kw_opt ::= DATABASE */ yytestcase(yyruleno==318);
      /* (319) database_kw_opt ::= */ yytestcase(yyruleno==319);
      /* (320) kwcolumn_opt ::= */ yytestcase(yyruleno==320);
      /* (321) kwcolumn_opt ::= COLUMNKW */ yytestcase(yyruleno==321);
      /* (322) vtabarglist ::= vtabarg */ yytestcase(yyruleno==322);
      /* (323) vtabarglist ::= vtabarglist COMMA vtabarg */ yytestcase(yyruleno==323);
      /* (324) vtabarg ::= vtabarg vtabargtoken */ yytestcase(yyruleno==324);
      /* (325) anylist ::= */ yytestcase(yyruleno==325);
      /* (326) anylist ::= anylist LP anylist RP */ yytestcase(yyruleno==326);
      /* (327) anylist ::= anylist ANY */ yytestcase(yyruleno==327);
        break;
/********** End reduce actions ************************************************/
  };
  assert( yyruleno<sizeof(yyRuleInfo)/sizeof(yyRuleInfo[0]) );
  yygoto = yyRuleInfo[yyruleno].lhs;
  yysize = yyRuleInfo[yyruleno].nrhs;
  yyact = yy_find_reduce_action(yymsp[-yysize].stateno,(YYCODETYPE)yygoto);
................................................................................
){
#ifdef SQLITE_ENABLE_API_ARMOR
  if( !sqlite3SafetyCheckOk(db) ){
    return SQLITE_MISUSE_BKPT;
  }
#endif
  sqlite3_mutex_enter(db->mutex);


  db->mTrace = mTrace;
  db->xTrace = xTrace;
  db->pTraceArg = pArg;
  sqlite3_mutex_leave(db->mutex);
  return SQLITE_OK;
}

................................................................................

  /* Register all built-in functions, but do not attempt to read the
  ** database schema yet. This is delayed until the first time the database
  ** is accessed.
  */
  sqlite3Error(db, SQLITE_OK);
  sqlite3RegisterPerConnectionBuiltinFunctions(db);











  /* Load automatic extensions - extensions that have been registered
  ** using the sqlite3_automatic_extension() API.
  */
  rc = sqlite3_errcode(db);
  if( rc==SQLITE_OK ){
    sqlite3AutoLoadExtensions(db);
    rc = sqlite3_errcode(db);
    if( rc!=SQLITE_OK ){
      goto opendb_out;
    }
  }
................................................................................
  }
#endif

#ifdef SQLITE_ENABLE_FTS3 /* automatically defined by SQLITE_ENABLE_FTS4 */
  if( !db->mallocFailed && rc==SQLITE_OK ){
    rc = sqlite3Fts3Init(db);
  }
#endif

#ifdef SQLITE_ENABLE_FTS5
  if( !db->mallocFailed && rc==SQLITE_OK ){
    rc = sqlite3Fts5Init(db);
  }
#endif

#ifdef SQLITE_ENABLE_ICU
  if( !db->mallocFailed && rc==SQLITE_OK ){
    rc = sqlite3IcuInit(db);
  }
#endif
................................................................................
  memset(pCsr, 0, sizeof(RtreeCursor));
  pCsr->base.pVtab = (sqlite3_vtab*)pRtree;

  pCsr->iStrategy = idxNum;
  if( idxNum==1 ){
    /* Special case - lookup by rowid. */
    RtreeNode *pLeaf;        /* Leaf on which the required cell resides */
    RtreeSearchPoint *p;     /* Search point for the the leaf */
    i64 iRowid = sqlite3_value_int64(argv[0]);
    i64 iNode = 0;
    rc = findLeafNode(pRtree, iRowid, &pLeaf, &iNode);
    if( rc==SQLITE_OK && pLeaf!=0 ){
      p = rtreeSearchPointNew(pCsr, RTREE_ZERO, 0);
      assert( p!=0 );  /* Always returns pCsr->sPoint */
      pCsr->aNode[0] = pLeaf;
................................................................................
** Instead of a regular table, the RBU database may also contain virtual
** tables or view named using the data_<target> naming scheme. 
**
** Instead of the plain data_<target> naming scheme, RBU database tables 
** may also be named data<integer>_<target>, where <integer> is any sequence
** of zero or more numeric characters (0-9). This can be significant because
** tables within the RBU database are always processed in order sorted by 
** name. By judicious selection of the the <integer> portion of the names
** of the RBU tables the user can therefore control the order in which they
** are processed. This can be useful, for example, to ensure that "external
** content" FTS4 tables are updated before their underlying content tables.
**
** If the target database table is a virtual table or a table that has no
** PRIMARY KEY declaration, the data_% table must also contain a column 
** named "rbu_rowid". This column is mapped to the tables implicit primary 
................................................................................
  if( rc!=SQLITE_OK ){
    sqlite3_result_error_code(pCtx, rc);
  }
}
/*
** End of highlight() implementation.
**************************************************************************/














































































































/*
** Implementation of snippet() function.
*/
static void fts5SnippetFunction(
  const Fts5ExtensionApi *pApi,   /* API offered by current FTS version */
  Fts5Context *pFts,              /* First arg to pass to pApi functions */
................................................................................
  int nToken;                     /* 5th argument to snippet() */
  int nInst = 0;                  /* Number of instance matches this row */
  int i;                          /* Used to iterate through instances */
  int nPhrase;                    /* Number of phrases in query */
  unsigned char *aSeen;           /* Array of "seen instance" flags */
  int iBestCol;                   /* Column containing best snippet */
  int iBestStart = 0;             /* First token of best snippet */
  int iBestLast;                  /* Last token of best snippet */
  int nBestScore = 0;             /* Score of best snippet */
  int nColSize = 0;               /* Total size of iBestCol in tokens */



  if( nVal!=5 ){
    const char *zErr = "wrong number of arguments to function snippet()";
    sqlite3_result_error(pCtx, zErr, -1);
    return;
  }


  memset(&ctx, 0, sizeof(HighlightContext));
  iCol = sqlite3_value_int(apVal[0]);
  ctx.zOpen = (const char*)sqlite3_value_text(apVal[1]);
  ctx.zClose = (const char*)sqlite3_value_text(apVal[2]);
  zEllips = (const char*)sqlite3_value_text(apVal[3]);
  nToken = sqlite3_value_int(apVal[4]);
  iBestLast = nToken-1;

  iBestCol = (iCol>=0 ? iCol : 0);
  nPhrase = pApi->xPhraseCount(pFts);
  aSeen = sqlite3_malloc(nPhrase);
  if( aSeen==0 ){
    rc = SQLITE_NOMEM;
  }

  if( rc==SQLITE_OK ){
    rc = pApi->xInstCount(pFts, &nInst);
  }


















  for(i=0; rc==SQLITE_OK && i<nInst; i++){
    int ip, iSnippetCol, iStart;
    memset(aSeen, 0, nPhrase);
    rc = pApi->xInst(pFts, i, &ip, &iSnippetCol, &iStart);
    if( rc==SQLITE_OK && (iCol<0 || iSnippetCol==iCol) ){

      int nScore = 1000;
      int iLast = iStart - 1 + pApi->xPhraseSize(pFts, ip);
      int j;
      aSeen[ip] = 1;

      for(j=i+1; rc==SQLITE_OK && j<nInst; j++){
        int ic; int io; int iFinal;
        rc = pApi->xInst(pFts, j, &ip, &ic, &io);
        iFinal = io + pApi->xPhraseSize(pFts, ip) - 1;





        if( rc==SQLITE_OK && ic==iSnippetCol && iLast<iStart+nToken ){
          nScore += aSeen[ip] ? 1000 : 1;
          aSeen[ip] = 1;
          if( iFinal>iLast ) iLast = iFinal;




        }
      }













      if( rc==SQLITE_OK && nScore>nBestScore ){

        iBestCol = iSnippetCol;
        iBestStart = iStart;
        iBestLast = iLast;
        nBestScore = nScore;

      }
    }
  }

  if( rc==SQLITE_OK ){
    rc = pApi->xColumnSize(pFts, iBestCol, &nColSize);
  }


  if( rc==SQLITE_OK ){
    rc = pApi->xColumnText(pFts, iBestCol, &ctx.zIn, &ctx.nIn);
  }



  if( ctx.zIn ){
    if( rc==SQLITE_OK ){
      rc = fts5CInstIterInit(pApi, pFts, iBestCol, &ctx.iter);
    }

    if( (iBestStart+nToken-1)>iBestLast ){
      iBestStart -= (iBestStart+nToken-1-iBestLast) / 2;
    }
    if( iBestStart+nToken>nColSize ){
      iBestStart = nColSize - nToken;
    }
    if( iBestStart<0 ) iBestStart = 0;

    ctx.iRangeStart = iBestStart;
    ctx.iRangeEnd = iBestStart + nToken - 1;

    if( iBestStart>0 ){
      fts5HighlightAppend(&rc, &ctx, zEllips, -1);
    }

................................................................................
      rc = pApi->xTokenize(pFts, ctx.zIn, ctx.nIn, (void*)&ctx,fts5HighlightCb);
    }
    if( ctx.iRangeEnd>=(nColSize-1) ){
      fts5HighlightAppend(&rc, &ctx, &ctx.zIn[ctx.iOff], ctx.nIn - ctx.iOff);
    }else{
      fts5HighlightAppend(&rc, &ctx, zEllips, -1);
    }

    if( rc==SQLITE_OK ){
      sqlite3_result_text(pCtx, (const char*)ctx.zOut, -1, SQLITE_TRANSIENT);
    }else{
      sqlite3_result_error_code(pCtx, rc);
    }
    sqlite3_free(ctx.zOut);
  }
  sqlite3_free(aSeen);

}

/************************************************************************/

/*
** The first time the bm25() function is called for a query, an instance
** of the following structure is allocated and populated.
................................................................................
static void fts5SourceIdFunc(
  sqlite3_context *pCtx,          /* Function call context */
  int nArg,                       /* Number of args */
  sqlite3_value **apUnused        /* Function arguments */
){
  assert( nArg==0 );
  UNUSED_PARAM2(nArg, apUnused);
  sqlite3_result_text(pCtx, "fts5: 2016-08-20 18:06:14 9041ee4a6f0e8389297f887f1431ab5cfe783390", -1, SQLITE_TRANSIENT);
}

static int fts5Init(sqlite3 *db){
  static const sqlite3_module fts5Mod = {
    /* iVersion      */ 2,
    /* xCreate       */ fts5CreateMethod,
    /* xConnect      */ fts5ConnectMethod,







|







 







|




|







 







>
>







 







>
>







 







|







 







>
>
|
|
|
|







 







|
|
|
|
|
|
|










|

>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<

>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<

|
>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|







 







|
|
|
|
|
|

|
|
|
|
|
|
|







|







 







>







 







|
>

|
>







 







|







 







>







 







>







 







>







 







|







 







>
>
>
>
>
>



|
>



>







 







|







 







>
>
>
>
>







 







|







 







>
>
>
>
>
>
>
>
>







 







>




|


<


<
<




>











>
>
>
>
>
>
>
>
>







 







|
|
|
|
|
|
|










|

>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<

>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<

>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|







 







|
>
>
>
>







 







>
>
>
>
>
>
>
>
>
>
>
>
>
>







 







<







 







<
<
<
<
<
<
<
<








>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>







 







|
|
|








|
|
|
|
>
>
>
>







 







|

|

|
|
>
>
>
|

|
|
|
>
>
>
>
>
|
>
>
>
|
<
<
<
>
>
>







 







>






>
>
>
>
>
>
>
>







 







|







 







|







 







|







 







|







 







|







 







|







 







|






|







|






|







|







 







|






|






|







|







 







|







 







>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>

|


|
>


|







 







<
<
<
<
<
<
<

<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<

|






|






|











|







 







|

|








>







 







|
|
|
|
|
|










>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>


|



|





>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>







 







|







 







|







 







<







 







|







 







|







 







|







 







|







 







|







 







|







 







|
|







 







>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>







 







>
>
>
>
>
>
>
>
>
>
>
>







 







>






|
|
|
|
|
|
|
|
<







 







|







 







>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>







 







|







 







>
>
>
|
>







 







>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>







 







<

>







 







|
>
>
|
|
|
>













>







 







>







 







|







 







|
|
|



|
|







 







>
>
>
>
>
>
>
>
>
>
>


|
>
>
>
>
>
>








>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>



|
<



<
<

>
>





<
<
|





|
|
|
<
<
<









>
>

<
<
<
<
<
|
|
|
<
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
|
|
>
>
>
>
|
<
<
<
>
>
>
>
>
>
>
>
>
>
>
|
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
|
>
>
>
>
>
|
|
|
|
|
|
|
>
|
<
>
|
|
|
<
>
|
|
>
|
|
<
<
<
>
>
>
>







 







<







 







>
>
>
>
>
>



>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>







 







>
>
|







 







|
|







 







<



>
|
|
>



|
|










|
>
|








<
|


>
>
>
>
>
|
<
>
|
|
|
|
|
>
|
|
|
<
>
|
|
|
|
>
>
|
|
>
>
>








>





>







 







|
|
|
>
>
>
>
|
<
>
>
>
>


|
>




<

>

>
|
>



>
|







 







>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>








|
|
|
|
|
>
>
>
>
>





>
>
>








<

>
|

>
>
>
>
>
>
>
>
>
>
>

<
>
>
>
>
>
>
>
>
>
>
>
|
<
>





|

|
|
<
<
>
>
|
>
>
>
>
>
|
>
>
|
>
>
>
>
>
>
>


>
>
>
>
>
>
>
|
<
>
>
>
>




>
>











|







|



|


|

|









|
|
<
>
|
>
>
|
<
|
<
|
<
|
<
>
>
>
>
>
|
|
<
<
|
|
|
>
>
>
>
|
|
<
>
>
|
|
>
|
<
<
|
>
>
>
>
>
|
<
<
<
<
<
>
>
>
>
>
>
>
|
<
|
<
<
<
>
>
>
>
>
>
>
>
>
>
>
>
|
<
<
>
>
|
>
|
|
>
>
|
<
<
<
<
<
>
>
>
|
<
<
<
<
<
<
<
>
>
>
>
>
>
>
>
>
|
>
>
|
>
>
>
|
<
<
|
>
>
>
|
|
>
>
>
>
|


>
>
>







 







|
>
>







>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>







 







|


>







 







>
>
>
>
>






>
>
>
>
|
|
|
|
|
|
|
|
|
|
|
|
<
|
<
<
<
<
<
<
<
<
<
<
<
<
<







 







>


>
>
>
|
>
>
>
>
>
>
>
>







 







|
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<







 







>
>
>
>







 







|

>







 







>
>
>
>
>
>
>
>




|
|


|





>
>
>
>
>











|
|
|

>
|




|
|
|
|
|
|
|
|
>







 







>







 







|













>







 







>







 







|







 







>







 







|



>













>
>
>
>







 







<

>







 







>
>
>
>



<
<
<
<
<

>







 







|







 







<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<
<







 







<
<
<





>
|


>
|
>
|







 







|
|


|

>
|







 







|





|
|







 







|
|
|
|




<
<







 







>
>
>
|
>







 







|







 







|
<
<



|
<
<

|
>
|







 







<
<
<
<
<
<
<
<
<
<







 







|







 







>
>







 







>







 







>
>
>
>
>
>
>
>
>
>
>










|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
>
>
>
>
>
>
>
>







 







<
|
>


<
|







 







|







 







>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>






|
>
>
>
>

|
|







 







>








|



>
>
>











>
>
>
>
>
>
>
>
>
>
>
>
|
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>









>




>
|
>





>
|
<
>
>
>
|
>
|
|
>
>
|
|
>
>
>
|
<
>
>
>
>
>
>



>







 







|
|
>
>
>
>
>
>
|







 







>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>







 







|
>







 







>







 







>
>
>
>
>
|
>
>
>
|







<













|
>
|
>




>
|
>







 







>
>












|







 







|






|







 







>









|
>
>







 







|








|
<
<
<
<
|
<
<
<
<
|

>
>
>
>
>







 







|







|
|
<
|
>
>

|

>
>
>
>
>
>






>







 







<
<







 







|
<
<







 







|







 







|







 







|
>







>








>
>
>
>
>
>
>
>
>
>
>












|


|







 







>







 







>
>
>
>
>
>
>
|






|




>







 







>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>







 







|
>









>







 







>
>
>
>
>
>
>
>
>








>







 







|







 







|
>







 







<
<







 







>




|

|
|

>
>

|








|

|
|

>
>

|







 







<







 







<
|







 







|


>
>
>
>
>







 







>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>







 







>
>







 







>







>
>







 







>
>







 







>

>
>
>
>
>
>
>
>
>



<
|
|
|







 







>
>
>












>






>
>
>







 







>
>







 







|







 







>
>







 







>







 







>







 







>








|
>













|







 







>
|







 







>
|











|
>








>
|







 







>
>
>
>
>
>
>
>







 







|

>
>
>
>
>
>
|
|
|
<
<
<
<
>
>
>
>
>
>
|
|
|
|
|
>
>
>
>
>
>
>
>
>
>
>
>
>
>







 







<







 







>
|
|
|
|
>







 







|
|
|
|
|
|
|
|
|
|







 







|

|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
>
>
>
>
>
>
>







 







|






|


|
|


|



|
|

|

|
|
|
|

|


|
<
|
|
|
>
|

|
|
|
|
|
|


|
|
|
>
>
>
>
|
|
|
|
<
|
<
<
<
|
|
|
|
|
|
|
|
|
<
<
|
>
>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<
|
|
>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
>
>
>
>
>
>
|
<
>
|
|
<
>
>

|
|

|

<
>
|
<
>
|
<
<
<
<
<
<
<
|
|
>
>
>
>
>
>
>
>
|
|
<
<
>
>
|
|
|
|
<
<
<
<
<
<
<
<
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
>
>
>
>
>
>
>
>


|

|

<
<
<
>
>
>


|
<
<
<
<
>
>
>
>
|
>
|
<
<
<
<
<
<
<
<
<
|
|
|
|
|
|
|
|
|
|
|
>
>
>
>
>
>
>
>
>


<
<
<
<
<
<
<
<
<
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
>
>
>
>
>
>
>
>
>
>







 







>
|
>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|







 







>

>







 







>







 







|







 







|




|
|
|







 







|







 







|
|
|







 







|
|







 







|





|
|












|







 







>
>
>
>
>
|






>
>
>
>
>
|





|





|


|


|


|


|
|
|


|
|


|







|









|







 







|





|





|












|






|






>
>
>
>
>
>
>
>
>
>
>
>
>
|
|
|
|
|
|
|
|


|


|


|










|











|


|


|





|





|
|


|


|


|
|


|













|







 







|






|







|










|







|












|





|





|


|


|


|
|


|






|
|


|


|




|




|


|


|


|


|


|


|


|


|







|





|


|


|


|


|
|


|


|
|


|
|


|






|





|







|






|






|


|


|


|


|








|








|


|


|




|




|




|


|


|


|


|




|





|





|


|


|




|


|
|
|


|


|


|


|




|





|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|







 







>
>







 







>
>
>
>
>
>
>
>
>
>




<







 







<
<
<
<
<
<







 







|







 







|







 







>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>







 







<


>
>







>






<







<



>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
|
|
<
<
<
>
|
<
|
<

<
<
|
<
>
>
>
>
>
|
<
<
<
>
>
>
>

|
>
>
>
|
>
>
>
>
>
>
>
>
>
|
>
|
|
<
<
>
|
|
|
|
<
<
|
>
>



>
>
>





<
<
<
<
<
<
<
<







 







|
|
|
|
|
|
|
<

>







 







|







378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
....
9475
9476
9477
9478
9479
9480
9481
9482
9483
9484
9485
9486
9487
9488
9489
9490
9491
9492
9493
9494
....
9517
9518
9519
9520
9521
9522
9523
9524
9525
9526
9527
9528
9529
9530
9531
9532
....
9594
9595
9596
9597
9598
9599
9600
9601
9602
9603
9604
9605
9606
9607
9608
9609
....
9624
9625
9626
9627
9628
9629
9630
9631
9632
9633
9634
9635
9636
9637
9638
.....
11427
11428
11429
11430
11431
11432
11433
11434
11435
11436
11437
11438
11439
11440
11441
11442
11443
11444
11445
11446
.....
12573
12574
12575
12576
12577
12578
12579
12580
12581
12582
12583
12584
12585
12586
12587
12588
12589
12590
12591
12592
12593
12594
12595
12596
12597
12598
12599
12600
12601
12602
12603
12604
12605
12606
12607
12608
12609
12610
12611
12612
12613
12614
12615
12616
12617
12618
12619
12620
12621
12622
12623
12624
12625
12626
12627
12628
12629
12630
12631
12632
12633
12634
12635
12636
12637
12638
12639
12640

12641
12642
12643
12644
12645
12646
12647
12648
12649
12650
12651
12652
12653
12654
12655
12656
12657
12658
12659
12660
12661
12662
12663
12664
12665
12666
12667
12668
12669
12670
12671
12672
12673
12674
12675
12676

12677
12678
12679
12680
12681
12682
12683
12684
12685
12686
12687
12688
12689
12690
12691
12692
12693
12694
12695
12696
12697
12698
12699
12700
12701
12702
12703
12704
12705
12706
12707
12708
12709
12710
12711
12712
12713
.....
12719
12720
12721
12722
12723
12724
12725
12726
12727
12728
12729
12730
12731
12732
12733
12734
12735
12736
12737
12738
12739
12740
12741
12742
12743
12744
12745
12746
12747
12748
12749
12750
12751
12752
12753
12754
.....
14345
14346
14347
14348
14349
14350
14351
14352
14353
14354
14355
14356
14357
14358
14359
.....
14910
14911
14912
14913
14914
14915
14916
14917
14918
14919
14920
14921
14922
14923
14924
14925
14926
14927
14928
.....
15395
15396
15397
15398
15399
15400
15401
15402
15403
15404
15405
15406
15407
15408
15409
.....
16127
16128
16129
16130
16131
16132
16133
16134
16135
16136
16137
16138
16139
16140
16141
.....
16159
16160
16161
16162
16163
16164
16165
16166
16167
16168
16169
16170
16171
16172
16173
.....
16495
16496
16497
16498
16499
16500
16501
16502
16503
16504
16505
16506
16507
16508
16509
.....
16561
16562
16563
16564
16565
16566
16567
16568
16569
16570
16571
16572
16573
16574
16575
.....
16615
16616
16617
16618
16619
16620
16621
16622
16623
16624
16625
16626
16627
16628
16629
16630
16631
16632
16633
16634
16635
16636
16637
16638
16639
16640
16641
16642
16643
.....
16782
16783
16784
16785
16786
16787
16788
16789
16790
16791
16792
16793
16794
16795
16796
.....
16887
16888
16889
16890
16891
16892
16893
16894
16895
16896
16897
16898
16899
16900
16901
16902
16903
16904
16905
.....
25906
25907
25908
25909
25910
25911
25912
25913
25914
25915
25916
25917
25918
25919
25920
.....
26236
26237
26238
26239
26240
26241
26242
26243
26244
26245
26246
26247
26248
26249
26250
26251
26252
26253
26254
26255
26256
26257
26258
.....
26261
26262
26263
26264
26265
26266
26267
26268
26269
26270
26271
26272
26273
26274
26275

26276
26277


26278
26279
26280
26281
26282
26283
26284
26285
26286
26287
26288
26289
26290
26291
26292
26293
26294
26295
26296
26297
26298
26299
26300
26301
26302
26303
26304
26305
26306
26307
26308
26309
.....
29041
29042
29043
29044
29045
29046
29047
29048
29049
29050
29051
29052
29053
29054
29055
29056
29057
29058
29059
29060
29061
29062
29063
29064
29065
29066
29067
29068
29069
29070
29071
29072
29073
29074
29075
29076
29077
29078
29079
29080
29081
29082
29083
29084
29085
29086
29087
29088
29089
29090
29091
29092
29093
29094
29095
29096
29097
29098
29099
29100
29101
29102
29103
29104
29105
29106
29107
29108

29109
29110
29111
29112
29113
29114
29115
29116
29117
29118
29119
29120
29121
29122
29123
29124
29125
29126
29127
29128
29129
29130
29131
29132
29133
29134
29135
29136
29137
29138
29139
29140
29141
29142
29143
29144

29145
29146
29147
29148
29149
29150
29151
29152
29153
29154
29155
29156
29157
29158
29159
29160
29161
29162
29163
29164
29165
29166
29167
29168
29169
29170
29171
29172
29173
29174
29175
29176
29177
29178
29179
29180
29181
.....
53006
53007
53008
53009
53010
53011
53012
53013
53014
53015
53016
53017
53018
53019
53020
53021
53022
53023
53024
.....
53051
53052
53053
53054
53055
53056
53057
53058
53059
53060
53061
53062
53063
53064
53065
53066
53067
53068
53069
53070
53071
53072
53073
53074
53075
53076
53077
53078
.....
68138
68139
68140
68141
68142
68143
68144

68145
68146
68147
68148
68149
68150
68151
.....
68325
68326
68327
68328
68329
68330
68331








68332
68333
68334
68335
68336
68337
68338
68339
68340
68341
68342
68343
68344
68345
68346
68347
68348
68349
68350
68351
68352
68353
68354
68355
68356
68357
68358
68359
68360
68361
68362
68363
68364
.....
70271
70272
70273
70274
70275
70276
70277
70278
70279
70280
70281
70282
70283
70284
70285
70286
70287
70288
70289
70290
70291
70292
70293
70294
70295
70296
70297
70298
70299
70300
70301
70302
70303
.....
70305
70306
70307
70308
70309
70310
70311
70312
70313
70314
70315
70316
70317
70318
70319
70320
70321
70322
70323
70324
70325
70326
70327
70328
70329
70330
70331
70332
70333
70334
70335



70336
70337
70338
70339
70340
70341
70342
70343
70344
70345
.....
71567
71568
71569
71570
71571
71572
71573
71574
71575
71576
71577
71578
71579
71580
71581
71582
71583
71584
71585
71586
71587
71588
71589
71590
71591
71592
71593
71594
71595
.....
77825
77826
77827
77828
77829
77830
77831
77832
77833
77834
77835
77836
77837
77838
77839
.....
78157
78158
78159
78160
78161
78162
78163
78164
78165
78166
78167
78168
78169
78170
78171
.....
78370
78371
78372
78373
78374
78375
78376
78377
78378
78379
78380
78381
78382
78383
78384
.....
78399
78400
78401
78402
78403
78404
78405
78406
78407
78408
78409
78410
78411
78412
78413
.....
78452
78453
78454
78455
78456
78457
78458
78459
78460
78461
78462
78463
78464
78465
78466
.....
78562
78563
78564
78565
78566
78567
78568
78569
78570
78571
78572
78573
78574
78575
78576
.....
78695
78696
78697
78698
78699
78700
78701
78702
78703
78704
78705
78706
78707
78708
78709
78710
78711
78712
78713
78714
78715
78716
78717
78718
78719
78720
78721
78722
78723
78724
78725
78726
78727
78728
78729
78730
78731
78732
78733
78734
78735
78736
78737
78738
78739
.....
78958
78959
78960
78961
78962
78963
78964
78965
78966
78967
78968
78969
78970
78971
78972
78973
78974
78975
78976
78977
78978
78979
78980
78981
78982
78983
78984
78985
78986
78987
78988
78989
78990
78991
78992
78993
78994
.....
79040
79041
79042
79043
79044
79045
79046
79047
79048
79049
79050
79051
79052
79053
79054
.....
79132
79133
79134
79135
79136
79137
79138
79139
79140
79141
79142
79143
79144
79145
79146
79147
79148
79149
79150
79151
79152
79153
79154
79155
79156
79157
79158
79159
79160
79161
79162
79163
79164
79165
79166
79167
79168
79169
79170
79171
79172
79173
79174
79175
79176
79177
79178
79179
79180
79181
79182
79183
79184
79185
79186
79187
79188
79189
79190
79191
79192
79193
79194
79195
79196
79197
79198
79199
79200
.....
79206
79207
79208
79209
79210
79211
79212







79213


























79214
79215
79216
79217
79218
79219
79220
79221
79222
79223
79224
79225
79226
79227
79228
79229
79230
79231
79232
79233
79234
79235
79236
79237
79238
79239
79240
79241
79242
79243
79244
79245
79246
79247
79248
.....
79257
79258
79259
79260
79261
79262
79263
79264
79265
79266
79267
79268
79269
79270
79271
79272
79273
79274
79275
79276
79277
79278
79279
79280
79281
79282
.....
79322
79323
79324
79325
79326
79327
79328
79329
79330
79331
79332
79333
79334
79335
79336
79337
79338
79339
79340
79341
79342
79343
79344
79345
79346
79347
79348
79349
79350
79351
79352
79353
79354
79355
79356
79357
79358
79359
79360
79361
79362
79363
79364
79365
79366
79367
79368
79369
79370
79371
79372
79373
79374
79375
79376
79377
79378
79379
79380
79381
79382
79383
79384
79385
79386
79387
79388
79389
79390
79391
79392
79393
79394
79395
79396
79397
79398
79399
.....
79636
79637
79638
79639
79640
79641
79642
79643
79644
79645
79646
79647
79648
79649
79650
.....
79664
79665
79666
79667
79668
79669
79670
79671
79672
79673
79674
79675
79676
79677
79678
.....
81174
81175
81176
81177
81178
81179
81180

81181
81182
81183
81184
81185
81186
81187
.....
81606
81607
81608
81609
81610
81611
81612
81613
81614
81615
81616
81617
81618
81619
81620
.....
81837
81838
81839
81840
81841
81842
81843
81844
81845
81846
81847
81848
81849
81850
81851
.....
82364
82365
82366
82367
82368
82369
82370
82371
82372
82373
82374
82375
82376
82377
82378
.....
82871
82872
82873
82874
82875
82876
82877
82878
82879
82880
82881
82882
82883
82884
82885
.....
82891
82892
82893
82894
82895
82896
82897
82898
82899
82900
82901
82902
82903
82904
82905
.....
84070
84071
84072
84073
84074
84075
84076
84077
84078
84079
84080
84081
84082
84083
84084
.....
84130
84131
84132
84133
84134
84135
84136
84137
84138
84139
84140
84141
84142
84143
84144
84145
.....
88903
88904
88905
88906
88907
88908
88909
88910
88911
88912
88913
88914
88915
88916
88917
88918
88919
88920
88921
88922
88923
88924
88925
88926
88927
88928
88929
88930
88931
88932
88933
88934
88935
88936
88937
88938
88939
88940
88941
88942
88943
.....
89671
89672
89673
89674
89675
89676
89677
89678
89679
89680
89681
89682
89683
89684
89685
89686
89687
89688
89689
89690
89691
89692
89693
89694
89695
89696
.....
89709
89710
89711
89712
89713
89714
89715
89716
89717
89718
89719
89720
89721
89722
89723
89724
89725
89726
89727
89728
89729
89730

89731
89732
89733
89734
89735
89736
89737
.....
89889
89890
89891
89892
89893
89894
89895
89896
89897
89898
89899
89900
89901
89902
89903
.....
89978
89979
89980
89981
89982
89983
89984
89985
89986
89987
89988
89989
89990
89991
89992
89993
89994
89995
89996
89997
89998
89999
90000
90001
90002
90003
90004
90005
90006
90007
90008
90009
90010
90011
90012
90013
90014
90015
90016
90017
90018
90019
90020
90021
90022
90023
90024
90025
90026
90027
90028
90029
90030
90031
90032
90033
90034
90035
90036
90037
90038
90039
90040
90041
90042
90043
90044
90045
90046
90047
90048
90049
90050
90051
90052
90053
90054
90055
90056
90057
90058
90059
90060
90061
90062
90063
90064
90065
90066
90067
90068
90069
90070
90071
90072
90073
90074
90075
90076
90077
90078
90079
90080
90081
90082
90083
90084
90085
90086
90087
90088
90089
90090
90091
90092
90093
90094
90095
90096
90097
90098
90099
90100
90101
90102
90103
90104
90105
90106
90107
90108
90109
90110
90111
90112
90113
90114
90115
90116
90117
90118
90119
90120
90121
90122
90123
90124
90125
90126
90127
90128
90129
90130
90131
90132
90133
90134
90135
90136
90137
90138
90139
90140
90141
90142
90143
90144
90145
90146
90147
90148
90149
90150
90151
90152
90153
90154
90155
90156
90157
90158
90159
90160
90161
90162
90163
90164
90165
90166
90167
90168
90169
90170
90171
90172
90173
90174
90175
90176
90177
90178
90179
90180
90181
90182
90183
90184
90185
90186
90187
90188
90189
90190
90191
90192
90193
90194
90195
90196
90197
90198
90199
90200
90201
90202
90203
90204
90205
90206
90207
90208
90209
90210
90211
90212
90213
90214
90215
90216
90217
90218
90219
90220
90221
90222
90223
90224
90225
90226
90227
90228
90229
90230
90231
90232
90233
90234
90235
90236
90237
90238
90239
90240
90241
90242
90243
90244
90245
90246
90247
90248
90249
90250
90251
90252
90253
90254
90255
.....
90677
90678
90679
90680
90681
90682
90683
90684
90685
90686
90687
90688
90689
90690
90691
.....
90885
90886
90887
90888
90889
90890
90891
90892
90893
90894
90895
90896
90897
90898
90899
90900
90901
90902
90903
.....
91129
91130
91131
91132
91133
91134
91135
91136
91137
91138
91139
91140
91141
91142
91143
91144
91145
91146
91147
91148
91149
91150
91151
91152
91153
91154
91155
91156
91157
91158
91159
91160
91161
91162
91163
91164
91165
91166
91167
91168
91169
91170
91171
91172
91173
91174
91175
91176
91177
91178
91179
91180
91181
91182
91183
91184
91185
91186
91187
91188
91189
91190
91191
91192
91193
91194
91195
91196
.....
91591
91592
91593
91594
91595
91596
91597

91598
91599
91600
91601
91602
91603
91604
91605
91606
.....
91615
91616
91617
91618
91619
91620
91621
91622
91623
91624
91625
91626
91627
91628
91629
91630
91631
91632
91633
91634
91635
91636
91637
91638
91639
91640
91641
91642
91643
91644
91645
91646
91647
91648
91649
.....
91651
91652
91653
91654
91655
91656
91657
91658
91659
91660
91661
91662
91663
91664
91665
.....
91696
91697
91698
91699
91700
91701
91702
91703
91704
91705
91706
91707
91708
91709
91710
.....
91712
91713
91714
91715
91716
91717
91718
91719
91720
91721
91722
91723
91724
91725
91726
91727
91728
91729
91730
91731
91732
91733
.....
91740
91741
91742
91743
91744
91745
91746
91747
91748
91749
91750
91751
91752
91753
91754
91755
91756
91757
91758
91759
91760
91761
91762
91763
91764
91765
91766
91767
91768
91769
91770
91771
91772
91773
91774
91775
91776
91777
91778
91779
91780
91781
91782
91783
91784
91785
91786
91787
91788
91789
91790
91791
91792
91793
91794

91795
91796
91797


91798
91799
91800
91801
91802
91803
91804
91805


91806
91807
91808
91809
91810
91811
91812
91813
91814



91815
91816
91817
91818
91819
91820
91821
91822
91823
91824
91825
91826





91827
91828
91829

91830
91831
91832
91833
91834
91835
91836
91837
91838
91839
91840
91841
91842
91843
91844
91845
91846
91847
91848
91849
91850
91851
91852
91853
91854
91855



91856
91857
91858
91859
91860
91861
91862
91863
91864
91865
91866
91867
91868
91869
91870
91871
91872
91873
91874
91875
91876
91877
91878
91879
91880
91881
91882
91883
91884
91885
91886
91887
91888
91889
91890
91891
91892
91893
91894
91895
91896
91897
91898
91899
91900
91901
91902
91903
91904
91905
91906
91907
91908
91909
91910
91911
91912

91913
91914
91915
91916

91917
91918
91919
91920
91921
91922



91923
91924
91925
91926
91927
91928
91929
91930
91931
91932
91933
.....
91935
91936
91937
91938
91939
91940
91941

91942
91943
91944
91945
91946
91947
91948
.....
91956
91957
91958
91959
91960
91961
91962
91963
91964
91965
91966
91967
91968
91969
91970
91971
91972
91973
91974
91975
91976
91977
91978
91979
91980
91981
91982
91983
91984
91985
91986
91987
91988
91989
91990
91991
91992
91993
91994
91995
91996
91997
91998
91999
92000
92001
92002
92003
92004
92005
92006
92007
92008
92009
92010
92011
92012
92013
92014
92015
92016
92017
92018
92019
92020
92021
92022
92023
92024
92025
.....
92038
92039
92040
92041
92042
92043
92044
92045
92046
92047
92048
92049
92050
92051
92052
92053
92054
.....
92055
92056
92057
92058
92059
92060
92061
92062
92063
92064
92065
92066
92067
92068
92069
92070
.....
92082
92083
92084
92085
92086
92087
92088

92089
92090
92091
92092
92093
92094
92095
92096
92097
92098
92099
92100
92101
92102
92103
92104
92105
92106
92107
92108
92109
92110
92111
92112
92113
92114
92115
92116
92117
92118
92119
92120
92121

92122
92123
92124
92125
92126
92127
92128
92129
92130

92131
92132
92133
92134
92135
92136
92137
92138
92139
92140

92141
92142
92143
92144
92145
92146
92147
92148
92149
92150
92151
92152
92153
92154
92155
92156
92157
92158
92159
92160
92161
92162
92163
92164
92165
92166
92167
92168
92169
92170
92171
92172
92173
92174
.....
92216
92217
92218
92219
92220
92221
92222
92223
92224
92225
92226
92227
92228
92229
92230

92231
92232
92233
92234
92235
92236
92237
92238
92239
92240
92241
92242

92243
92244
92245
92246
92247
92248
92249
92250
92251
92252
92253
92254
92255
92256
92257
92258
92259
92260
.....
92279
92280
92281
92282
92283
92284
92285
92286
92287
92288
92289
92290
92291
92292
92293
92294
92295
92296
92297
92298
92299
92300
92301
92302
92303
92304
92305
92306
92307
92308
92309
92310
92311
92312
92313
92314
92315
92316
92317
92318
92319
92320
92321
92322
92323
92324
92325
92326
92327
92328
92329
92330
92331
92332
92333
92334
92335
92336
92337
92338
92339
92340
92341
92342
92343
92344
92345

92346
92347
92348
92349
92350
92351
92352
92353
92354
92355
92356
92357
92358
92359
92360
92361

92362
92363
92364
92365
92366
92367
92368
92369
92370
92371
92372
92373

92374
92375
92376
92377
92378
92379
92380
92381
92382
92383


92384
92385
92386
92387
92388
92389
92390
92391
92392
92393
92394
92395
92396
92397
92398
92399
92400
92401
92402
92403
92404
92405
92406
92407
92408
92409
92410
92411
92412

92413
92414
92415
92416
92417
92418
92419
92420
92421
92422
92423
92424
92425
92426
92427
92428
92429
92430
92431
92432
92433
92434
92435
92436
92437
92438
92439
92440
92441
92442
92443
92444
92445
92446
92447
92448
92449
92450
92451
92452
92453
92454
92455
92456
92457
92458
92459
92460
92461
92462

92463
92464
92465
92466
92467

92468

92469

92470

92471
92472
92473
92474
92475
92476
92477


92478
92479
92480
92481
92482
92483
92484
92485
92486

92487
92488
92489
92490
92491
92492


92493
92494
92495
92496
92497
92498
92499





92500
92501
92502
92503
92504
92505
92506
92507

92508



92509
92510
92511
92512
92513
92514
92515
92516
92517
92518
92519
92520
92521


92522
92523
92524
92525
92526
92527
92528
92529
92530





92531
92532
92533
92534







92535
92536
92537
92538
92539
92540
92541
92542
92543
92544
92545
92546
92547
92548
92549
92550
92551


92552
92553
92554
92555
92556
92557
92558
92559
92560
92561
92562
92563
92564
92565
92566
92567
92568
92569
92570
92571
92572
92573
92574
.....
92945
92946
92947
92948
92949
92950
92951
92952
92953
92954
92955
92956
92957
92958
92959
92960
92961
92962
92963
92964
92965
92966
92967
92968
92969
92970
92971
92972
92973
92974
92975
92976
92977
92978
92979
92980
92981
92982
92983
92984
92985
92986
92987
92988
92989
92990
92991
92992
92993
92994
92995
92996
92997
92998
92999
93000
.....
93005
93006
93007
93008
93009
93010
93011
93012
93013
93014
93015
93016
93017
93018
93019
93020
93021
93022
.....
93121
93122
93123
93124
93125
93126
93127
93128
93129
93130
93131
93132
93133
93134
93135
93136
93137
93138
93139
93140
93141
93142
93143
93144
93145
93146
93147
93148
93149
93150
93151
93152
93153
93154

93155













93156
93157
93158
93159
93160
93161
93162
.....
93374
93375
93376
93377
93378
93379
93380
93381
93382
93383
93384
93385
93386
93387
93388
93389
93390
93391
93392
93393
93394
93395
93396
93397
93398
93399
93400
93401
93402
.....
93417
93418
93419
93420
93421
93422
93423
93424





















93425
93426
93427
93428
93429
93430
93431
.....
93483
93484
93485
93486
93487
93488
93489
93490
93491
93492
93493
93494
93495
93496
93497
93498
93499
93500
.....
93530
93531
93532
93533
93534
93535
93536
93537
93538
93539
93540
93541
93542
93543
93544
93545
93546
.....
93811
93812
93813
93814
93815
93816
93817
93818
93819
93820
93821
93822
93823
93824
93825
93826
93827
93828
93829
93830
93831
93832
93833
93834
93835
93836
93837
93838
93839
93840
93841
93842
93843
93844
93845
93846
93847
93848
93849
93850
93851
93852
93853
93854
93855
93856
93857
93858
93859
93860
93861
93862
93863
93864
93865
93866
93867
93868
93869
93870
93871
93872
93873
93874
93875
93876
93877
93878
93879
93880
93881
.....
93932
93933
93934
93935
93936
93937
93938
93939
93940
93941
93942
93943
93944
93945
93946
.....
93965
93966
93967
93968
93969
93970
93971
93972
93973
93974
93975
93976
93977
93978
93979
93980
93981
93982
93983
93984
93985
93986
93987
93988
93989
93990
93991
93992
93993
.....
94086
94087
94088
94089
94090
94091
94092
94093
94094
94095
94096
94097
94098
94099
94100
.....
94117
94118
94119
94120
94121
94122
94123
94124
94125
94126
94127
94128
94129
94130
94131
.....
94133
94134
94135
94136
94137
94138
94139
94140
94141
94142
94143
94144
94145
94146
94147
.....
94649
94650
94651
94652
94653
94654
94655
94656
94657
94658
94659
94660
94661
94662
94663
94664
94665
94666
94667
94668
94669
94670
94671
94672
94673
94674
94675
94676
94677
94678
94679
94680
94681
94682
94683
94684
.....
98415
98416
98417
98418
98419
98420
98421

98422
98423
98424
98425
98426
98427
98428
98429
98430
......
109126
109127
109128
109129
109130
109131
109132
109133
109134
109135
109136
109137
109138
109139





109140
109141
109142
109143
109144
109145
109146
109147
109148
......
114458
114459
114460
114461
114462
114463
114464
114465
114466
114467
114468
114469
114470
114471
114472
......
115029
115030
115031
115032
115033
115034
115035
























115036
115037
115038
115039
115040
115041
115042
......
115238
115239
115240
115241
115242
115243
115244



115245
115246
115247
115248
115249
115250
115251
115252
115253
115254
115255
115256
115257
115258
115259
115260
115261
115262
115263
115264
......
115266
115267
115268
115269
115270
115271
115272
115273
115274
115275
115276
115277
115278
115279
115280
115281
115282
115283
115284
115285
115286
115287
......
115588
115589
115590
115591
115592
115593
115594
115595
115596
115597
115598
115599
115600
115601
115602
115603
115604
115605
115606
115607
115608
115609
......
115630
115631
115632
115633
115634
115635
115636
115637
115638
115639
115640
115641
115642
115643
115644


115645
115646
115647
115648
115649
115650
115651
......
115656
115657
115658
115659
115660
115661
115662
115663
115664
115665
115666
115667
115668
115669
115670
115671
115672
115673
115674
......
116162
116163
116164
116165
116166
116167
116168
116169
116170
116171
116172
116173
116174
116175
116176
......
117001
117002
117003
117004
117005
117006
117007
117008


117009
117010
117011
117012


117013
117014
117015
117016
117017
117018
117019
117020
117021
117022
117023
......
119241
119242
119243
119244
119245
119246
119247










119248
119249
119250
119251
119252
119253
119254
......
123211
123212
123213
123214
123215
123216
123217
123218
123219
123220
123221
123222
123223
123224
123225
......
123912
123913
123914
123915
123916
123917
123918
123919
123920
123921
123922
123923
123924
123925
123926
123927
......
124038
124039
124040
124041
124042
124043
124044
124045
124046
124047
124048
124049
124050
124051
124052
......
124344
124345
124346
124347
124348
124349
124350
124351
124352
124353
124354
124355
124356
124357
124358
124359
124360
124361
124362
124363
124364
124365
124366
124367
124368
124369
124370
124371
124372
124373
124374
124375
124376
124377
124378
124379
124380
124381
124382
124383
124384
124385
124386
124387
124388
124389
124390
124391
124392
124393
124394
124395
124396
124397
124398
124399
124400
124401
124402
124403
124404
......
124423
124424
124425
124426
124427
124428
124429

124430
124431
124432
124433

124434
124435
124436
124437
124438
124439
124440
124441
......
124617
124618
124619
124620
124621
124622
124623
124624
124625
124626
124627
124628
124629
124630
124631
......
124673
124674
124675
124676
124677
124678
124679
124680
124681
124682
124683
124684
124685
124686
124687
124688
124689
124690
124691
124692
124693
124694
124695
124696
124697
124698
124699
124700
124701
124702
124703
124704
124705
124706
124707
124708
124709
124710
124711
124712
124713
124714
124715
124716
124717
124718
124719
124720
124721
124722
124723
124724
124725
124726
......
124727
124728
124729
124730
124731
124732
124733
124734
124735
124736
124737
124738
124739
124740
124741
124742
124743
124744
124745
124746
124747
124748
124749
124750
124751
124752
124753
124754
124755
124756
124757
124758
124759
124760
124761
124762
124763
124764
124765
124766
124767
124768
124769
124770
124771
124772
124773
124774
124775
124776
124777
124778
124779
124780
124781
124782
124783
124784
124785
124786
124787
124788
124789
124790
124791
124792
124793
124794
124795
124796
124797
124798
124799
124800
124801
124802
124803
124804
124805
124806
124807
124808
124809
124810
124811
124812
124813
124814
124815
124816
124817
124818
124819
124820
124821
124822
124823
124824
124825
124826
124827
124828
124829
124830
124831
124832
124833
124834
124835
124836
124837
124838
124839
124840
124841
124842
124843
124844
124845
124846
124847
124848
124849
124850
124851
124852
124853

124854
124855
124856
124857
124858
124859
124860
124861
124862
124863
124864
124865
124866
124867
124868

124869
124870
124871
124872
124873
124874
124875
124876
124877
124878
124879
124880
124881
124882
124883
124884
124885
......
124997
124998
124999
125000
125001
125002
125003
125004
125005
125006
125007
125008
125009
125010
125011
125012
125013
125014
125015
125016
125017
125018
125019
......
125327
125328
125329
125330
125331
125332
125333
125334
125335
125336
125337
125338
125339
125340
125341
125342
125343
125344
125345
125346
125347
125348
125349
125350
125351
125352
125353
125354
125355
125356
125357
125358
125359
125360
125361
125362
125363
125364
125365
125366
125367
125368
125369
125370
125371
125372
125373
......
125456
125457
125458
125459
125460
125461
125462
125463
125464
125465
125466
125467
125468
125469
125470
125471
......
125571
125572
125573
125574
125575
125576
125577
125578
125579
125580
125581
125582
125583
125584
125585
......
125591
125592
125593
125594
125595
125596
125597
125598
125599
125600
125601
125602
125603
125604
125605
125606
125607
125608
125609
125610
125611
125612
125613
125614

125615
125616
125617
125618
125619
125620
125621
125622
125623
125624
125625
125626
125627
125628
125629
125630
125631
125632
125633
125634
125635
125636
125637
125638
125639
125640
125641
125642
125643
125644
125645
......
125698
125699
125700
125701
125702
125703
125704
125705
125706
125707
125708
125709
125710
125711
125712
125713
125714
125715
125716
125717
125718
125719
125720
125721
125722
125723
125724
125725
125726
......
125746
125747
125748
125749
125750
125751
125752
125753
125754
125755
125756
125757
125758
125759
125760
125761
125762
125763
125764
125765
125766
125767
......
125789
125790
125791
125792
125793
125794
125795
125796
125797
125798
125799
125800
125801
125802
125803
125804
125805
125806
125807
125808
125809
125810
125811
125812
125813
125814
125815
......
125816
125817
125818
125819
125820
125821
125822
125823
125824
125825
125826
125827
125828
125829
125830
125831
125832




125833




125834
125835
125836
125837
125838
125839
125840
125841
125842
125843
125844
125845
125846
125847
......
125866
125867
125868
125869
125870
125871
125872
125873
125874
125875
125876
125877
125878
125879
125880
125881
125882

125883
125884
125885
125886
125887
125888
125889
125890
125891
125892
125893
125894
125895
125896
125897
125898
125899
125900
125901
125902
125903
125904
125905
125906
125907
125908
......
125910
125911
125912
125913
125914
125915
125916


125917
125918
125919
125920
125921
125922
125923
......
125933
125934
125935
125936
125937
125938
125939
125940


125941
125942
125943
125944
125945
125946
125947
......
126010
126011
126012
126013
126014
126015
126016
126017
126018
126019
126020
126021
126022
126023
126024
......
126462
126463
126464
126465
126466
126467
126468
126469
126470
126471
126472
126473
126474
126475
126476
......
127190
127191
127192
127193
127194
127195
127196
127197
127198
127199
127200
127201
127202
127203
127204
127205
127206
127207
127208
127209
127210
127211
127212
127213
127214
127215
127216
127217
127218
127219
127220
127221
127222
127223
127224
127225
127226
127227
127228
127229
127230
127231
127232
127233
127234
127235
127236
127237
127238
127239
127240
127241
127242
127243
127244
127245
127246
127247
127248
......
127291
127292
127293
127294
127295
127296
127297
127298
127299
127300
127301
127302
127303
127304
127305
......
127318
127319
127320
127321
127322
127323
127324
127325
127326
127327
127328
127329
127330
127331
127332
127333
127334
127335
127336
127337
127338
127339
127340
127341
127342
127343
127344
127345
127346
127347
127348
127349
127350
127351
......
127540
127541
127542
127543
127544
127545
127546
127547
127548
127549
127550
127551
127552
127553
127554
127555
127556
127557
127558
127559
127560
127561
127562
127563
127564
127565
127566
127567
127568
127569
127570
127571
127572
127573
127574
127575
127576
127577
127578
127579
127580
127581
127582
127583
127584
127585
127586
127587
127588
127589
127590
127591
127592
127593
127594
127595
127596
127597
127598
127599
127600
127601
127602
127603
127604
127605
127606
......
128633
128634
128635
128636
128637
128638
128639
128640
128641
128642
128643
128644
128645
128646
128647
128648
128649
128650
128651
128652
128653
128654
128655
128656
128657
128658
......
128733
128734
128735
128736
128737
128738
128739
128740
128741
128742
128743
128744
128745
128746
128747
128748
128749
128750
128751
128752
128753
128754
128755
128756
128757
128758
128759
128760
128761
128762
128763
128764
......
129026
129027
129028
129029
129030
129031
129032
129033
129034
129035
129036
129037
129038
129039
129040
......
129203
129204
129205
129206
129207
129208
129209
129210
129211
129212
129213
129214
129215
129216
129217
129218
......
129234
129235
129236
129237
129238
129239
129240


129241
129242
129243
129244
129245
129246
129247
......
129252
129253
129254
129255
129256
129257
129258
129259
129260
129261
129262
129263
129264
129265
129266
129267
129268
129269
129270
129271
129272
129273
129274
129275
129276
129277
129278
129279
129280
129281
129282
129283
129284
129285
129286
129287
129288
129289
129290
129291
129292
129293
129294
129295
129296
......
129372
129373
129374
129375
129376
129377
129378

129379
129380
129381
129382
129383
129384
129385
......
129395
129396
129397
129398
129399
129400
129401

129402
129403
129404
129405
129406
129407
129408
129409
......
129484
129485
129486
129487
129488
129489
129490
129491
129492
129493
129494
129495
129496
129497
129498
129499
129500
129501
129502
129503
129504
129505
......
130012
130013
130014
130015
130016
130017
130018
130019
130020
130021
130022
130023
130024
130025
130026
130027
130028
130029
130030
130031
130032
130033
130034
130035
130036
130037
130038
130039
130040
130041
130042
130043
130044
130045
130046
130047
130048
130049
130050
130051
130052
130053
130054
130055
130056
130057
130058
130059
130060
130061
130062
130063
130064
130065
130066
130067
130068
130069
130070
130071
130072
130073
130074
130075
130076
130077
130078
130079
130080
130081
130082
130083
130084
130085
130086
130087
130088
130089
130090
130091
......
130117
130118
130119
130120
130121
130122
130123
130124
130125
130126
130127
130128
130129
130130
130131
130132
......
130135
130136
130137
130138
130139
130140
130141
130142
130143
130144
130145
130146
130147
130148
130149
130150
130151
130152
130153
130154
130155
130156
130157
130158
......
130188
130189
130190
130191
130192
130193
130194
130195
130196
130197
130198
130199
130200
130201
130202
130203
......
130206
130207
130208
130209
130210
130211
130212
130213
130214
130215
130216
130217
130218
130219
130220
130221
130222
130223
130224
130225
130226

130227
130228
130229
130230
130231
130232
130233
130234
130235
130236
......
130242
130243
130244
130245
130246
130247
130248
130249
130250
130251
130252
130253
130254
130255
130256
130257
130258
130259
130260
130261
130262
130263
130264
130265
130266
130267
130268
130269
130270
130271
130272
130273
130274
130275
130276
130277
130278
130279
130280
......
130366
130367
130368
130369
130370
130371
130372
130373
130374
130375
130376
130377
130378
130379
130380
130381
......
130489
130490
130491
130492
130493
130494
130495
130496
130497
130498
130499
130500
130501
130502
130503
......
130643
130644
130645
130646
130647
130648
130649
130650
130651
130652
130653
130654
130655
130656
130657
130658
......
130773
130774
130775
130776
130777
130778
130779
130780
130781
130782
130783
130784
130785
130786
130787
......
130862
130863
130864
130865
130866
130867
130868
130869
130870
130871
130872
130873
130874
130875
130876
......
130936
130937
130938
130939
130940
130941
130942
130943
130944
130945
130946
130947
130948
130949
130950
130951
130952
130953
130954
130955
130956
130957
130958
130959
130960
130961
130962
130963
130964
130965
130966
130967
130968
130969
130970
130971
130972
130973
130974
......
130977
130978
130979
130980
130981
130982
130983
130984
130985
130986
130987
130988
130989
130990
130991
130992
......
131004
131005
131006
131007
131008
131009
131010
131011
131012
131013
131014
131015
131016
131017
131018
131019
131020
131021
131022
131023
131024
131025
131026
131027
131028
131029
131030
131031
131032
131033
131034
131035
131036
131037
131038
131039
131040
131041
131042
......
131328
131329
131330
131331
131332
131333
131334
131335
131336
131337
131338
131339
131340
131341
131342
131343
131344
131345
131346
131347
131348
131349
......
131372
131373
131374
131375
131376
131377
131378
131379
131380
131381
131382
131383
131384
131385
131386
131387
131388
131389




131390
131391
131392
131393
131394
131395
131396
131397
131398
131399
131400
131401
131402
131403
131404
131405
131406
131407
131408
131409
131410
131411
131412
131413
131414
131415
131416
131417
131418
131419
131420
131421
......
131436
131437
131438
131439
131440
131441
131442

131443
131444
131445
131446
131447
131448
131449
......
132629
132630
132631
132632
132633
132634
132635
132636
132637
132638
132639
132640
132641
132642
132643
132644
132645
132646
132647
132648
......
133081
133082
133083
133084
133085
133086
133087
133088
133089
133090
133091
133092
133093
133094
133095
133096
133097
133098
133099
133100
133101
133102
133103
133104
......
133162
133163
133164
133165
133166
133167
133168
133169
133170
133171
133172
133173
133174
133175
133176
133177
133178
133179
133180
133181
133182
133183
133184
133185
133186
133187
133188
133189
133190
133191
133192
133193
133194
133195
133196
133197
133198
133199
133200
133201
133202
133203
133204
133205
133206
133207
133208
133209
133210
133211
133212
133213
133214
133215
133216
133217
133218
133219
133220
133221
133222
133223
133224
133225
133226
133227
133228
133229
133230
133231
133232
133233
133234
133235
133236
133237
133238
133239
133240
133241
133242
133243
133244
133245
133246
133247
133248
133249
133250
133251
133252
133253
133254
133255
133256
133257
133258
133259
133260
133261
133262
133263
133264
133265
133266
133267
133268
133269
133270
133271
133272
133273
133274
133275
133276
133277
133278
133279
133280
133281
133282
133283
133284
133285
133286
133287
133288
133289
133290
133291
133292
133293
133294
133295
133296
133297
133298
133299
133300
133301
133302
133303
133304
133305
133306
133307
133308
133309
133310
133311
133312
133313
133314
133315
133316
133317
133318
133319
133320
133321
133322
133323
133324
133325
133326
133327
133328
133329
133330
133331
133332
133333
133334
133335
......
133336
133337
133338
133339
133340
133341
133342
133343
133344
133345
133346
133347
133348
133349
133350
133351
133352
133353
133354
133355
133356
133357
133358
133359
133360
133361
133362
133363
133364
133365
133366
133367
133368
133369
133370
133371
133372
133373
133374

133375
133376
133377
133378
133379
133380
133381
133382
133383
133384
133385
133386
133387
133388
133389
133390
133391
133392
133393
133394
133395
133396
133397
133398
133399

133400



133401
133402
133403
133404
133405
133406
133407
133408
133409


133410
133411
133412
133413
133414
133415
133416
133417
133418
133419
133420
133421
133422
133423
133424
133425
133426
133427
133428
133429
133430
133431
133432
133433
133434
133435
133436
133437
133438
133439
133440
133441
133442
133443

133444
133445
133446
133447
133448
133449
133450
133451
133452
133453
133454
133455
133456
133457
133458
133459
133460
133461
133462
133463
133464
133465
133466
133467
133468
133469
133470
133471
133472
133473
133474
133475
133476
133477
133478
133479
133480
133481
133482
133483

133484
133485
133486

133487
133488
133489
133490
133491
133492
133493
133494

133495
133496

133497
133498







133499
133500
133501
133502
133503
133504
133505
133506
133507
133508
133509
133510


133511
133512
133513
133514
133515
133516








133517
133518
133519
133520
133521
133522
133523
133524
133525
133526
133527
133528
133529
133530
133531
133532
133533
133534
133535
133536
133537
133538
133539
133540
133541
133542
133543
133544
133545
133546



133547
133548
133549
133550
133551
133552




133553
133554
133555
133556
133557
133558
133559









133560
133561
133562
133563
133564
133565
133566
133567
133568
133569
133570
133571
133572
133573
133574
133575
133576
133577
133578
133579
133580
133581









133582
133583
133584
133585
133586
133587
133588
133589
133590
133591
133592
133593
133594
133595
133596
133597
133598
133599
133600
133601
133602
133603
133604
133605
133606
133607
133608
133609
133610
133611
133612
133613
133614
133615
133616
133617
133618
133619
133620
133621
133622
133623
133624
133625
133626
133627
133628
133629
133630
133631
133632
133633
133634
......
134030
134031
134032
134033
134034
134035
134036
134037
134038
134039
134040
134041
134042
134043
134044
134045
134046
134047
134048
134049
134050
134051
134052
134053
134054
134055
134056
134057
134058
134059
134060
134061
134062
134063
134064
134065
134066
134067
134068
134069
134070
134071
134072
134073
134074
134075
134076
134077
134078
134079
134080
134081
134082
134083
134084
134085
134086
134087
134088
134089
134090
134091
134092
134093
134094
134095
134096
134097
134098
134099
134100
134101
134102
134103
134104
134105
134106
134107
134108
134109
134110
134111
134112
134113
134114
134115
134116
134117
134118
134119
134120
134121
134122
134123
134124
134125
134126
134127
134128
134129
134130
134131
134132
134133
134134
134135
134136
134137
134138
134139
134140
134141
134142
134143
134144
134145
134146
134147
134148
134149
134150
134151
134152
134153
134154
134155
134156
134157
134158
134159
134160
134161
134162
134163
134164
134165
134166
134167
134168
134169
134170
134171
134172
134173
134174
134175
134176
134177
134178
134179
134180
134181
134182
134183
134184
134185
134186
134187
134188
134189
134190
134191
134192
134193
134194
134195
134196
134197
134198
134199
134200
134201
134202
134203
134204
134205
134206
134207
134208
134209
134210
134211
134212
134213
134214
134215
134216
134217
134218
134219
134220
134221
134222
134223
134224
134225
134226
134227
134228
134229
134230
134231
134232
134233
134234
134235
......
134784
134785
134786
134787
134788
134789
134790
134791
134792
134793
134794
134795
134796
134797
134798
134799
134800
......
134809
134810
134811
134812
134813
134814
134815
134816
134817
134818
134819
134820
134821
134822
134823
......
135097
135098
135099
135100
135101
135102
135103
135104
135105
135106
135107
135108
135109
135110
135111
......
135236
135237
135238
135239
135240
135241
135242
135243
135244
135245
135246
135247
135248
135249
135250
135251
135252
135253
135254
135255
135256
135257
......
135279
135280
135281
135282
135283
135284
135285
135286
135287
135288
135289
135290
135291
135292
135293
......
135407
135408
135409
135410
135411
135412
135413
135414
135415
135416
135417
135418
135419
135420
135421
135422
135423
......
135435
135436
135437
135438
135439
135440
135441
135442
135443
135444
135445
135446
135447
135448
135449
135450
......
135519
135520
135521
135522
135523
135524
135525
135526
135527
135528
135529
135530
135531
135532
135533
135534
135535
135536
135537
135538
135539
135540
135541
135542
135543
135544
135545
135546
135547
135548
135549
135550
135551
135552
135553
......
135600
135601
135602
135603
135604
135605
135606
135607
135608
135609
135610
135611
135612
135613
135614
135615
135616
135617
135618
135619
135620
135621
135622
135623
135624
135625
135626
135627
135628
135629
135630
135631
135632
135633
135634
135635
135636
135637
135638
135639
135640
135641
135642
135643
135644
135645
135646
135647
135648
135649
135650
135651
135652
135653
135654
135655
135656
135657
135658
135659
135660
135661
135662
135663
135664
135665
135666
135667
135668
135669
135670
135671
135672
135673
135674
135675
135676
135677
135678
135679
135680
135681
135682
......
135690
135691
135692
135693
135694
135695
135696
135697
135698
135699
135700
135701
135702
135703
135704
135705
135706
135707
135708
135709
135710
135711
135712
135713
135714
135715
135716
135717
135718
135719
135720
135721
135722
135723
135724
135725
135726
135727
135728
135729
135730
135731
135732
135733
135734
135735
135736
135737
135738
135739
135740
135741
135742
135743
135744
135745
135746
135747
135748
135749
135750
135751
135752
135753
135754
135755
135756
135757
135758
135759
135760
135761
135762
135763
135764
135765
135766
135767
135768
135769
135770
135771
135772
135773
135774
135775
135776
135777
135778
135779
135780
135781
135782
135783
135784
135785
135786
135787
135788
135789
135790
135791
135792
135793
135794
135795
135796
135797
135798
135799
135800
135801
135802
135803
135804
135805
135806
135807
135808
135809
135810
135811
135812
135813
135814
135815
135816
135817
135818
135819
135820
135821
135822
135823
135824
135825
135826
135827
135828
135829
135830
135831
135832
135833
135834
135835
135836
135837
135838
135839
135840
135841
......
135880
135881
135882
135883
135884
135885
135886
135887
135888
135889
135890
135891
135892
135893
135894
135895
135896
135897
135898
135899
135900
135901
135902
135903
135904
135905
135906
135907
135908
135909
135910
135911
135912
135913
135914
135915
135916
135917
135918
135919
135920
135921
135922
135923
135924
135925
135926
135927
135928
135929
135930
135931
135932
135933
135934
135935
135936
135937
135938
135939
135940
135941
135942
135943
135944
135945
135946
135947
135948
135949
135950
135951
135952
135953
135954
135955
135956
135957
135958
135959
135960
135961
135962
135963
135964
135965
135966
135967
135968
135969
135970
135971
135972
135973
135974
135975
135976
135977
135978
135979
135980
135981
135982
135983
135984
135985
135986
135987
135988
135989
135990
135991
135992
135993
135994
135995
135996
135997
135998
135999
136000
136001
136002
136003
136004
136005
136006
136007
136008
136009
136010
136011
136012
136013
136014
136015
136016
136017
136018
136019
136020
136021
136022
136023
136024
136025
136026
136027
136028
136029
136030
136031
136032
136033
136034
136035
136036
136037
136038
136039
136040
136041
136042
136043
136044
136045
136046
136047
136048
136049
136050
136051
136052
136053
136054
136055
136056
136057
136058
136059
136060
136061
136062
136063
136064
136065
136066
136067
136068
136069
136070
136071
136072
136073
136074
136075
136076
136077
136078
136079
136080
136081
136082
136083
136084
136085
136086
136087
136088
136089
136090
136091
136092
136093
136094
136095
136096
136097
136098
136099
136100
136101
136102
136103
136104
136105
136106
136107
136108
136109
136110
136111
136112
136113
136114
136115
136116
136117
136118
136119
136120
136121
136122
136123
136124
136125
136126
136127
136128
136129
136130
136131
136132
136133
136134
136135
136136
136137
136138
136139
136140
136141
136142
136143
136144
136145
136146
136147
136148
136149
136150
136151
136152
136153
136154
136155
136156
136157
136158
136159
136160
136161
136162
136163
136164
136165
136166
136167
136168
136169
136170
136171
136172
136173
136174
136175
136176
136177
136178
136179
136180
136181
136182
136183
136184
136185
136186
136187
136188
136189
136190
136191
136192
136193
136194
136195
136196
136197
136198
136199
136200
136201
136202
136203
136204
136205
136206
136207
136208
136209
136210
136211
136212
136213
136214
136215
136216
136217
136218
136219
136220
136221
136222
136223
136224
136225
136226
136227
136228
136229
136230
136231
136232
136233
136234
136235
136236
136237
136238
136239
136240
136241
136242
136243
136244
136245
136246
136247
136248
136249
136250
136251
136252
136253
136254
136255
136256
136257
136258
136259
136260
136261
136262
136263
136264
......
139642
139643
139644
139645
139646
139647
139648
139649
139650
139651
139652
139653
139654
139655
139656
139657
......
140754
140755
140756
140757
140758
140759
140760
140761
140762
140763
140764
140765
140766
140767
140768
140769
140770
140771
140772
140773
140774

140775
140776
140777
140778
140779
140780
140781
......
140794
140795
140796
140797
140798
140799
140800






140801
140802
140803
140804
140805
140806
140807
......
162819
162820
162821
162822
162823
162824
162825
162826
162827
162828
162829
162830
162831
162832
162833
......
165855
165856
165857
165858
165859
165860
165861
165862
165863
165864
165865
165866
165867
165868
165869
......
181443
181444
181445
181446
181447
181448
181449
181450
181451
181452
181453
181454
181455
181456
181457
181458
181459
181460
181461
181462
181463
181464
181465
181466
181467
181468
181469
181470
181471
181472
181473
181474
181475
181476
181477
181478
181479
181480
181481
181482
181483
181484
181485
181486
181487
181488
181489
181490
181491
181492
181493
181494
181495
181496
181497
181498
181499
181500
181501
181502
181503
181504
181505
181506
181507
181508
181509
181510
181511
181512
181513
181514
181515
181516
181517
181518
181519
181520
181521
181522
181523
181524
181525
181526
181527
181528
181529
181530
181531
181532
181533
181534
181535
181536
181537
181538
181539
181540
181541
181542
181543
181544
181545
181546
181547
181548
181549
181550
181551
181552
181553
181554
181555
181556
181557
181558
181559
181560
181561
181562
181563
181564
181565
......
181574
181575
181576
181577
181578
181579
181580

181581
181582
181583
181584
181585
181586
181587
181588
181589
181590
181591
181592
181593
181594
181595
181596
181597
181598

181599
181600
181601
181602
181603
181604
181605

181606
181607
181608
181609
181610
181611
181612
181613
181614
181615
181616
181617
181618
181619
181620
181621
181622
181623
181624
181625
181626
181627
181628



181629
181630

181631

181632


181633

181634
181635
181636
181637
181638
181639



181640
181641
181642
181643
181644
181645
181646
181647
181648
181649
181650
181651
181652
181653
181654
181655
181656
181657
181658
181659
181660
181661
181662


181663
181664
181665
181666
181667


181668
181669
181670
181671
181672
181673
181674
181675
181676
181677
181678
181679
181680
181681








181682
181683
181684
181685
181686
181687
181688
......
181696
181697
181698
181699
181700
181701
181702
181703
181704
181705
181706
181707
181708
181709

181710
181711
181712
181713
181714
181715
181716
181717
181718
......
195575
195576
195577
195578
195579
195580
195581
195582
195583
195584
195585
195586
195587
195588
195589
**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.15.0"
#define SQLITE_VERSION_NUMBER 3015000
#define SQLITE_SOURCE_ID      "2016-09-07 19:54:24 ddb5f0558c44569913d22781ab78f3e9b58d7aea"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version, sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros
................................................................................
  void *pB,                       /* Pointer to buffer containing changeset B */
  int *pnOut,                     /* OUT: Number of bytes in output changeset */
  void **ppOut                    /* OUT: Buffer containing output changeset */
);


/*
** CAPI3REF: Changegroup Handle
*/
typedef struct sqlite3_changegroup sqlite3_changegroup;

/*
** CAPI3REF: Create A New Changegroup Object
**
** An sqlite3_changegroup object is used to combine two or more changesets
** (or patchsets) into a single changeset (or patchset). A single changegroup
** object may combine changesets or patchsets, but not both. The output is
** always in the same format as the input.
**
** If successful, this function returns SQLITE_OK and populates (*pp) with
................................................................................
** As well as the regular sqlite3changegroup_add() and 
** sqlite3changegroup_output() functions, also available are the streaming
** versions sqlite3changegroup_add_strm() and sqlite3changegroup_output_strm().
*/
int sqlite3changegroup_new(sqlite3_changegroup **pp);

/*
** CAPI3REF: Add A Changeset To A Changegroup
**
** Add all changes within the changeset (or patchset) in buffer pData (size
** nData bytes) to the changegroup. 
**
** If the buffer contains a patchset, then all prior calls to this function
** on the same changegroup object must also have specified patchsets. Or, if
** the buffer contains a changeset, so must have the earlier calls to this
** function. Otherwise, SQLITE_ERROR is returned and no changes are added
................................................................................
** final contents of the changegroup is undefined.
**
** If no error occurs, SQLITE_OK is returned.
*/
int sqlite3changegroup_add(sqlite3_changegroup*, int nData, void *pData);

/*
** CAPI3REF: Obtain A Composite Changeset From A Changegroup
**
** Obtain a buffer containing a changeset (or patchset) representing the
** current contents of the changegroup. If the inputs to the changegroup
** were themselves changesets, the output is a changeset. Or, if the
** inputs were patchsets, the output is also a patchset.
**
** As with the output of the sqlite3session_changeset() and
** sqlite3session_patchset() functions, all changes related to a single
................................................................................
int sqlite3changegroup_output(
  sqlite3_changegroup*,
  int *pnData,                    /* OUT: Size of output buffer in bytes */
  void **ppData                   /* OUT: Pointer to output buffer */
);

/*
** CAPI3REF: Delete A Changegroup Object
*/
void sqlite3changegroup_delete(sqlite3_changegroup*);

/*
** CAPI3REF: Apply A Changeset To A Database
**
** Apply a changeset to a database. This function attempts to update the
................................................................................
#define TK_FUNCTION                       151
#define TK_COLUMN                         152
#define TK_AGG_FUNCTION                   153
#define TK_AGG_COLUMN                     154
#define TK_UMINUS                         155
#define TK_UPLUS                          156
#define TK_REGISTER                       157
#define TK_VECTOR                         158
#define TK_SELECT_COLUMN                  159
#define TK_ASTERISK                       160
#define TK_SPAN                           161
#define TK_SPACE                          162
#define TK_ILLEGAL                        163

/* The token codes above must all fit in 8 bits */
#define TKFLG_MASK           0xff  

/* Flags that can be added to a token code when it is not
** being stored in a u8: */
#define TKFLG_DONTFOLD       0x100  /* Omit constant folding optimizations */
................................................................................
#define OP_NoConflict     29 /* synopsis: key=r[P3@P4]                     */
#define OP_NotFound       30 /* synopsis: key=r[P3@P4]                     */
#define OP_Found          31 /* synopsis: key=r[P3@P4]                     */
#define OP_SeekRowid      32 /* synopsis: intkey=r[P3]                     */
#define OP_NotExists      33 /* synopsis: intkey=r[P3]                     */
#define OP_IsNull         34 /* same as TK_ISNULL, synopsis: if r[P1]==NULL goto P2 */
#define OP_NotNull        35 /* same as TK_NOTNULL, synopsis: if r[P1]!=NULL goto P2 */
#define OP_Ne             36 /* same as TK_NE, synopsis: IF r[P3]!=r[P1]   */
#define OP_Eq             37 /* same as TK_EQ, synopsis: IF r[P3]==r[P1]   */
#define OP_Gt             38 /* same as TK_GT, synopsis: IF r[P3]>r[P1]    */
#define OP_Le             39 /* same as TK_LE, synopsis: IF r[P3]<=r[P1]   */
#define OP_Lt             40 /* same as TK_LT, synopsis: IF r[P3]<r[P1]    */
#define OP_Ge             41 /* same as TK_GE, synopsis: IF r[P3]>=r[P1]   */
#define OP_ElseNotEq      42 /* same as TK_ESCAPE                          */
#define OP_BitAnd         43 /* same as TK_BITAND, synopsis: r[P3]=r[P1]&r[P2] */
#define OP_BitOr          44 /* same as TK_BITOR, synopsis: r[P3]=r[P1]|r[P2] */
#define OP_ShiftLeft      45 /* same as TK_LSHIFT, synopsis: r[P3]=r[P2]<<r[P1] */
#define OP_ShiftRight     46 /* same as TK_RSHIFT, synopsis: r[P3]=r[P2]>>r[P1] */
#define OP_Add            47 /* same as TK_PLUS, synopsis: r[P3]=r[P1]+r[P2] */
#define OP_Subtract       48 /* same as TK_MINUS, synopsis: r[P3]=r[P2]-r[P1] */
#define OP_Multiply       49 /* same as TK_STAR, synopsis: r[P3]=r[P1]*r[P2] */
#define OP_Divide         50 /* same as TK_SLASH, synopsis: r[P3]=r[P2]/r[P1] */
#define OP_Remainder      51 /* same as TK_REM, synopsis: r[P3]=r[P2]%r[P1] */
#define OP_Concat         52 /* same as TK_CONCAT, synopsis: r[P3]=r[P2]+r[P1] */
#define OP_Last           53
#define OP_BitNot         54 /* same as TK_BITNOT, synopsis: r[P1]= ~r[P1] */
#define OP_SorterSort     55
#define OP_Sort           56
#define OP_Rewind         57
#define OP_IdxLE          58 /* synopsis: key=r[P3@P4]                     */
#define OP_IdxGT          59 /* synopsis: key=r[P3@P4]                     */
#define OP_IdxLT          60 /* synopsis: key=r[P3@P4]                     */
#define OP_IdxGE          61 /* synopsis: key=r[P3@P4]                     */
#define OP_RowSetRead     62 /* synopsis: r[P3]=rowset(P1)                 */
#define OP_RowSetTest     63 /* synopsis: if r[P3] in rowset(P1) goto P2   */
#define OP_Program        64
#define OP_FkIfZero       65 /* synopsis: if fkctr[P1]==0 goto P2          */
#define OP_IfPos          66 /* synopsis: if r[P1]>0 then r[P1]-=P3, goto P2 */
#define OP_IfNotZero      67 /* synopsis: if r[P1]!=0 then r[P1]-=P3, goto P2 */
#define OP_DecrJumpZero   68 /* synopsis: if (--r[P1])==0 goto P2          */
#define OP_IncrVacuum     69
#define OP_VNext          70
#define OP_Init           71 /* synopsis: Start at P2                      */
#define OP_Return         72
#define OP_EndCoroutine   73
#define OP_HaltIfNull     74 /* synopsis: if r[P3]=null halt               */
#define OP_Halt           75
#define OP_Integer        76 /* synopsis: r[P2]=P1                         */
#define OP_Int64          77 /* synopsis: r[P2]=P4                         */
#define OP_String         78 /* synopsis: r[P2]='P4' (len=P1)              */
#define OP_Null           79 /* synopsis: r[P2..P3]=NULL                   */
#define OP_SoftNull       80 /* synopsis: r[P1]=NULL                       */
#define OP_Blob           81 /* synopsis: r[P2]=P4 (len=P1)                */
#define OP_Variable       82 /* synopsis: r[P2]=parameter(P1,P4)           */
#define OP_Move           83 /* synopsis: r[P2@P3]=r[P1@P3]                */
#define OP_Copy           84 /* synopsis: r[P2@P3+1]=r[P1@P3+1]            */
#define OP_SCopy          85 /* synopsis: r[P2]=r[P1]                      */
#define OP_IntCopy        86 /* synopsis: r[P2]=r[P1]                      */
#define OP_ResultRow      87 /* synopsis: output=r[P1@P2]                  */
#define OP_CollSeq        88
#define OP_Function0      89 /* synopsis: r[P3]=func(r[P2@P5])             */
#define OP_Function       90 /* synopsis: r[P3]=func(r[P2@P5])             */
#define OP_AddImm         91 /* synopsis: r[P1]=r[P1]+P2                   */
#define OP_RealAffinity   92
#define OP_Cast           93 /* synopsis: affinity(r[P1])                  */
#define OP_Permutation    94
#define OP_Compare        95 /* synopsis: r[P1@P3] <-> r[P2@P3]            */
#define OP_Column         96 /* synopsis: r[P3]=PX                         */

#define OP_String8        97 /* same as TK_STRING, synopsis: r[P2]='P4'    */
#define OP_Affinity       98 /* synopsis: affinity(r[P1@P2])               */
#define OP_MakeRecord     99 /* synopsis: r[P3]=mkrec(r[P1@P2])            */
#define OP_Count         100 /* synopsis: r[P2]=count()                    */
#define OP_ReadCookie    101
#define OP_SetCookie     102
#define OP_ReopenIdx     103 /* synopsis: root=P2 iDb=P3                   */
#define OP_OpenRead      104 /* synopsis: root=P2 iDb=P3                   */
#define OP_OpenWrite     105 /* synopsis: root=P2 iDb=P3                   */
#define OP_OpenAutoindex 106 /* synopsis: nColumn=P2                       */
#define OP_OpenEphemeral 107 /* synopsis: nColumn=P2                       */
#define OP_SorterOpen    108
#define OP_SequenceTest  109 /* synopsis: if( cursor[P1].ctr++ ) pc = P2   */
#define OP_OpenPseudo    110 /* synopsis: P3 columns in r[P2]              */
#define OP_Close         111
#define OP_ColumnsUsed   112
#define OP_Sequence      113 /* synopsis: r[P2]=cursor[P1].ctr++           */
#define OP_NewRowid      114 /* synopsis: r[P2]=rowid                      */
#define OP_Insert        115 /* synopsis: intkey=r[P3] data=r[P2]          */
#define OP_InsertInt     116 /* synopsis: intkey=P3 data=r[P2]             */
#define OP_Delete        117
#define OP_ResetCount    118
#define OP_SorterCompare 119 /* synopsis: if key(P1)!=trim(r[P3],P4) goto P2 */
#define OP_SorterData    120 /* synopsis: r[P2]=data                       */
#define OP_RowKey        121 /* synopsis: r[P2]=key                        */
#define OP_RowData       122 /* synopsis: r[P2]=data                       */
#define OP_Rowid         123 /* synopsis: r[P2]=rowid                      */
#define OP_NullRow       124
#define OP_SorterInsert  125
#define OP_IdxInsert     126 /* synopsis: key=r[P2]                        */
#define OP_IdxDelete     127 /* synopsis: key=r[P2@P3]                     */
#define OP_Seek          128 /* synopsis: Move P3 to P1.rowid              */
#define OP_IdxRowid      129 /* synopsis: r[P2]=rowid                      */
#define OP_Destroy       130
#define OP_Clear         131
#define OP_ResetSorter   132

#define OP_Real          133 /* same as TK_FLOAT, synopsis: r[P2]=P4       */
#define OP_CreateIndex   134 /* synopsis: r[P2]=root iDb=P1                */
#define OP_CreateTable   135 /* synopsis: r[P2]=root iDb=P1                */
#define OP_ParseSchema   136
#define OP_LoadAnalysis  137
#define OP_DropTable     138
#define OP_DropIndex     139
#define OP_DropTrigger   140
#define OP_IntegrityCk   141
#define OP_RowSetAdd     142 /* synopsis: rowset(P1)=r[P2]                 */
#define OP_Param         143
#define OP_FkCounter     144 /* synopsis: fkctr[P1]+=P2                    */
#define OP_MemMax        145 /* synopsis: r[P1]=max(r[P1],r[P2])           */
#define OP_OffsetLimit   146 /* synopsis: if r[P1]>0 then r[P2]=r[P1]+max(0,r[P3]) else r[P2]=(-1) */
#define OP_AggStep0      147 /* synopsis: accum=r[P3] step(r[P2@P5])       */
#define OP_AggStep       148 /* synopsis: accum=r[P3] step(r[P2@P5])       */
#define OP_AggFinal      149 /* synopsis: accum=r[P1] N=P2                 */
#define OP_Expire        150
#define OP_TableLock     151 /* synopsis: iDb=P1 root=P2 write=P3          */
#define OP_VBegin        152
#define OP_VCreate       153
#define OP_VDestroy      154
#define OP_VOpen         155
#define OP_VColumn       156 /* synopsis: r[P3]=vcolumn(P2)                */
#define OP_VRename       157
#define OP_Pagecount     158
#define OP_MaxPgcnt      159
#define OP_CursorHint    160
#define OP_Noop          161
#define OP_Explain       162

/* Properties such as "out2" or "jump" that are specified in
** comments following the "case" for each opcode in the vdbe.c
** are encoded into bitvectors as follows:
*/
#define OPFLG_JUMP        0x01  /* jump:  P2 holds jmp target */
#define OPFLG_IN1         0x02  /* in1:   P1 is an input */
................................................................................
/*   0 */ 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01,\
/*   8 */ 0x00, 0x10, 0x00, 0x01, 0x00, 0x01, 0x01, 0x01,\
/*  16 */ 0x03, 0x03, 0x01, 0x12, 0x01, 0x03, 0x03, 0x09,\
/*  24 */ 0x09, 0x09, 0x09, 0x26, 0x26, 0x09, 0x09, 0x09,\
/*  32 */ 0x09, 0x09, 0x03, 0x03, 0x0b, 0x0b, 0x0b, 0x0b,\
/*  40 */ 0x0b, 0x0b, 0x01, 0x26, 0x26, 0x26, 0x26, 0x26,\
/*  48 */ 0x26, 0x26, 0x26, 0x26, 0x26, 0x01, 0x12, 0x01,\
/*  56 */ 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x23, 0x0b,\
/*  64 */ 0x01, 0x01, 0x03, 0x03, 0x03, 0x01, 0x01, 0x01,\
/*  72 */ 0x02, 0x02, 0x08, 0x00, 0x10, 0x10, 0x10, 0x10,\
/*  80 */ 0x00, 0x10, 0x10, 0x00, 0x00, 0x10, 0x10, 0x00,\
/*  88 */ 0x00, 0x00, 0x00, 0x02, 0x02, 0x02, 0x00, 0x00,\
/*  96 */ 0x00, 0x10, 0x00, 0x00, 0x10, 0x10, 0x00, 0x00,\
/* 104 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\
/* 112 */ 0x00, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00,\
/* 120 */ 0x00, 0x00, 0x00, 0x10, 0x00, 0x04, 0x04, 0x00,\
/* 128 */ 0x00, 0x10, 0x10, 0x00, 0x00, 0x10, 0x10, 0x10,\
/* 136 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x10,\
/* 144 */ 0x00, 0x04, 0x1a, 0x00, 0x00, 0x00, 0x00, 0x00,\
/* 152 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x10,\
/* 160 */ 0x00, 0x00, 0x00,}

/* The sqlite3P2Values() routine is able to run faster if it knows
** the value of the largest JUMP opcode.  The smaller the maximum
** JUMP opcode the better, so the mkopcodeh.tcl script that
** generated this include file strives to group all JUMP opcodes
** together near the beginning of the list.
*/
#define SQLITE_MX_JUMP_OPCODE  71  /* Maximum JUMP opcode */

/************** End of opcodes.h *********************************************/
/************** Continuing where we left off in vdbe.h ***********************/

/*
** Prototypes for the VDBE interface.  See comments on the implementation
** for a description of what each of these routines does.
................................................................................
** changing the affinity.
**
** The SQLITE_NOTNULL flag is a combination of NULLEQ and JUMPIFNULL.
** It causes an assert() to fire if either operand to a comparison
** operator is NULL.  It is added to certain comparison operators to
** prove that the operands are always NOT NULL.
*/
#define SQLITE_KEEPNULL     0x08  /* Used by vector == or <> */
#define SQLITE_JUMPIFNULL   0x10  /* jumps if either operand is NULL */
#define SQLITE_STOREP2      0x20  /* Store result in reg[P2] rather than jump */
#define SQLITE_NULLEQ       0x80  /* NULL=NULL */
#define SQLITE_NOTNULL      0x90  /* Assert that operands are never NULL */

/*
** An object of this type is created for each virtual table present in
................................................................................

#if SQLITE_MAX_EXPR_DEPTH>0
  int nHeight;           /* Height of the tree headed by this node */
#endif
  int iTable;            /* TK_COLUMN: cursor number of table holding column
                         ** TK_REGISTER: register number
                         ** TK_TRIGGER: 1 -> new, 0 -> old
                         ** EP_Unlikely:  134217728 times likelihood
                         ** TK_SELECT: 1st register of result vector */
  ynVar iColumn;         /* TK_COLUMN: column index.  -1 for rowid.
                         ** TK_VARIABLE: variable number (always >= 1).
                         ** TK_SELECT_COLUMN: column of the result vector */
  i16 iAgg;              /* Which entry in pAggInfo->aCol[] or ->aFunc[] */
  i16 iRightJoinTable;   /* If EP_FromJoin, the right table of the join */
  u8 op2;                /* TK_REGISTER: original value of Expr.op
                         ** TK_COLUMN: the value of p5 for OP_Column
                         ** TK_AGG_FUNCTION: nesting depth */
  AggInfo *pAggInfo;     /* Used by TK_AGG_COLUMN and TK_AGG_FUNCTION */
  Table *pTab;           /* Table for TK_COLUMN expressions. */
................................................................................

/*
** An instance of this object describes where to put of the results of
** a SELECT statement.
*/
struct SelectDest {
  u8 eDest;            /* How to dispose of the results.  On of SRT_* above. */
  char *zAffSdst;      /* Affinity used when eDest==SRT_Set */
  int iSDParm;         /* A parameter used by the eDest disposal method */
  int iSdst;           /* Base register where results are written */
  int nSdst;           /* Number of registers allocated */
  ExprList *pOrderBy;  /* Key columns for SRT_Queue and SRT_DistQueue */
};

/*
................................................................................
#endif
#if defined(SQLITE_TEST)
SQLITE_PRIVATE   void *sqlite3TestTextToPtr(const char*);
#endif

#if defined(SQLITE_DEBUG)
SQLITE_PRIVATE   void sqlite3TreeViewExpr(TreeView*, const Expr*, u8);
SQLITE_PRIVATE   void sqlite3TreeViewBareExprList(TreeView*, const ExprList*, const char*);
SQLITE_PRIVATE   void sqlite3TreeViewExprList(TreeView*, const ExprList*, u8, const char*);
SQLITE_PRIVATE   void sqlite3TreeViewSelect(TreeView*, const Select*, u8);
SQLITE_PRIVATE   void sqlite3TreeViewWith(TreeView*, const With*, u8);
#endif


SQLITE_PRIVATE void sqlite3SetString(char **, sqlite3*, const char*);
................................................................................
SQLITE_PRIVATE Expr *sqlite3PExpr(Parse*, int, Expr*, Expr*, const Token*);
SQLITE_PRIVATE void sqlite3PExprAddSelect(Parse*, Expr*, Select*);
SQLITE_PRIVATE Expr *sqlite3ExprAnd(sqlite3*,Expr*, Expr*);
SQLITE_PRIVATE Expr *sqlite3ExprFunction(Parse*,ExprList*, Token*);
SQLITE_PRIVATE void sqlite3ExprAssignVarNumber(Parse*, Expr*);
SQLITE_PRIVATE void sqlite3ExprDelete(sqlite3*, Expr*);
SQLITE_PRIVATE ExprList *sqlite3ExprListAppend(Parse*,ExprList*,Expr*);
SQLITE_PRIVATE ExprList *sqlite3ExprListAppendVector(Parse*,ExprList*,IdList*,Expr*);
SQLITE_PRIVATE void sqlite3ExprListSetSortOrder(ExprList*,int);
SQLITE_PRIVATE void sqlite3ExprListSetName(Parse*,ExprList*,Token*,int);
SQLITE_PRIVATE void sqlite3ExprListSetSpan(Parse*,ExprList*,ExprSpan*);
SQLITE_PRIVATE void sqlite3ExprListDelete(sqlite3*, ExprList*);
SQLITE_PRIVATE u32 sqlite3ExprListFlags(const ExprList*);
SQLITE_PRIVATE int sqlite3Init(sqlite3*, char**);
SQLITE_PRIVATE int sqlite3InitCallback(void*, int, char**, char**);
................................................................................
#define putVarint    sqlite3PutVarint


SQLITE_PRIVATE const char *sqlite3IndexAffinityStr(sqlite3*, Index*);
SQLITE_PRIVATE void sqlite3TableAffinity(Vdbe*, Table*, int);
SQLITE_PRIVATE char sqlite3CompareAffinity(Expr *pExpr, char aff2);
SQLITE_PRIVATE int sqlite3IndexAffinityOk(Expr *pExpr, char idx_affinity);
SQLITE_PRIVATE char sqlite3TableColumnAffinity(Table*,int);
SQLITE_PRIVATE char sqlite3ExprAffinity(Expr *pExpr);
SQLITE_PRIVATE int sqlite3Atoi64(const char*, i64*, int, u8);
SQLITE_PRIVATE int sqlite3DecOrHexToI64(const char*, i64*);
SQLITE_PRIVATE void sqlite3ErrorWithMsg(sqlite3*, int, const char*,...);
SQLITE_PRIVATE void sqlite3Error(sqlite3*,int);
SQLITE_PRIVATE void sqlite3SystemError(sqlite3*,int);
SQLITE_PRIVATE void *sqlite3HexToBlob(sqlite3*, const char *z, int n);
................................................................................
SQLITE_PRIVATE void sqlite3RootPageMoved(sqlite3*, int, int, int);
SQLITE_PRIVATE void sqlite3Reindex(Parse*, Token*, Token*);
SQLITE_PRIVATE void sqlite3AlterFunctions(void);
SQLITE_PRIVATE void sqlite3AlterRenameTable(Parse*, SrcList*, Token*);
SQLITE_PRIVATE int sqlite3GetToken(const unsigned char *, int *);
SQLITE_PRIVATE void sqlite3NestedParse(Parse*, const char*, ...);
SQLITE_PRIVATE void sqlite3ExpirePreparedStatements(sqlite3*);
SQLITE_PRIVATE int sqlite3CodeSubselect(Parse*, Expr *, int, int);
SQLITE_PRIVATE void sqlite3SelectPrep(Parse*, Select*, NameContext*);
SQLITE_PRIVATE void sqlite3SelectWrongNumTermsError(Parse *pParse, Select *p);
SQLITE_PRIVATE int sqlite3MatchSpanName(const char*, const char*, const char*, const char*);
SQLITE_PRIVATE int sqlite3ResolveExprNames(NameContext*, Expr*);
SQLITE_PRIVATE int sqlite3ResolveExprListNames(NameContext*, ExprList*);
SQLITE_PRIVATE void sqlite3ResolveSelectNames(Parse*, Select*, NameContext*);
SQLITE_PRIVATE void sqlite3ResolveSelfReference(Parse*,Table*,int,Expr*,ExprList*);
................................................................................
SQLITE_PRIVATE char *sqlite3StrAccumFinish(StrAccum*);
SQLITE_PRIVATE void sqlite3StrAccumReset(StrAccum*);
SQLITE_PRIVATE void sqlite3SelectDestInit(SelectDest*,int,int);
SQLITE_PRIVATE Expr *sqlite3CreateColumnExpr(sqlite3 *, SrcList *, int, int);

SQLITE_PRIVATE void sqlite3BackupRestart(sqlite3_backup *);
SQLITE_PRIVATE void sqlite3BackupUpdate(sqlite3_backup *, Pgno, const u8 *);

#ifndef SQLITE_OMIT_SUBQUERY
SQLITE_PRIVATE int sqlite3ExprCheckIN(Parse*, Expr*);
#else
# define sqlite3ExprCheckIN(x,y) SQLITE_OK
#endif

#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
SQLITE_PRIVATE void sqlite3AnalyzeFunctions(void);
SQLITE_PRIVATE int sqlite3Stat4ProbeSetValue(
    Parse*,Index*,UnpackedRecord**,Expr*,int,int,int*);
SQLITE_PRIVATE int sqlite3Stat4ValueFromExpr(Parse*, Expr*, u8, sqlite3_value**);
SQLITE_PRIVATE void sqlite3Stat4ProbeFree(UnpackedRecord*);
SQLITE_PRIVATE int sqlite3Stat4Column(sqlite3*, const void*, int, int, sqlite3_value**);
SQLITE_PRIVATE char sqlite3IndexColumnAffinity(sqlite3*, Index*, int);
#endif

/*
** The interface to the LEMON-generated parser
*/
SQLITE_PRIVATE void *sqlite3ParserAlloc(void*(*)(u64));
SQLITE_PRIVATE void sqlite3ParserFree(void*, void(*)(void*));
................................................................................
#define IN_INDEX_NOOP         5   /* No table available. Use comparisons */
/*
** Allowed flags for the 3rd parameter to sqlite3FindInIndex().
*/
#define IN_INDEX_NOOP_OK     0x0001  /* OK to return IN_INDEX_NOOP */
#define IN_INDEX_MEMBERSHIP  0x0002  /* IN operator used for membership test */
#define IN_INDEX_LOOP        0x0004  /* IN operator used as a loop */
SQLITE_PRIVATE int sqlite3FindInIndex(Parse *, Expr *, u32, int*, int*);

SQLITE_PRIVATE int sqlite3JournalOpen(sqlite3_vfs *, const char *, sqlite3_file *, int, int);
SQLITE_PRIVATE int sqlite3JournalSize(sqlite3_vfs *);
#ifdef SQLITE_ENABLE_ATOMIC_WRITE
SQLITE_PRIVATE   int sqlite3JournalCreate(sqlite3_file *);
#endif

................................................................................
SQLITE_PRIVATE int sqlite3ThreadJoin(SQLiteThread*, void**);
#endif

#if defined(SQLITE_ENABLE_DBSTAT_VTAB) || defined(SQLITE_TEST)
SQLITE_PRIVATE int sqlite3DbstatRegister(sqlite3*);
#endif

SQLITE_PRIVATE int sqlite3ExprVectorSize(Expr *pExpr);
SQLITE_PRIVATE int sqlite3ExprIsVector(Expr *pExpr);
SQLITE_PRIVATE Expr *sqlite3VectorFieldSubexpr(Expr*, int);
SQLITE_PRIVATE Expr *sqlite3ExprForVectorField(Parse*,Expr*,int);

#endif /* SQLITEINT_H */

/************** End of sqliteInt.h *******************************************/
/************** Begin file global.c ******************************************/
/*
** 2008 June 13
**
................................................................................
    }
    sqlite3TreeViewPop(pView);
  }
}


/*
** Generate a human-readable description of a Select object.
*/
SQLITE_PRIVATE void sqlite3TreeViewSelect(TreeView *pView, const Select *p, u8 moreToFollow){
  int n = 0;
  int cnt = 0;
  pView = sqlite3TreeViewPush(pView, moreToFollow);
  if( p->pWith ){
    sqlite3TreeViewWith(pView, p->pWith, 1);
................................................................................
    }
#endif
    case TK_MATCH: {
      sqlite3TreeViewLine(pView, "MATCH {%d:%d}%s",
                          pExpr->iTable, pExpr->iColumn, zFlgs);
      sqlite3TreeViewExpr(pView, pExpr->pRight, 0);
      break;
    }
    case TK_VECTOR: {
      sqlite3TreeViewBareExprList(pView, pExpr->x.pList, "VECTOR");
      break;
    }
    case TK_SELECT_COLUMN: {
      sqlite3TreeViewLine(pView, "SELECT-COLUMN %d", pExpr->iColumn);
      sqlite3TreeViewSelect(pView, pExpr->pLeft->x.pSelect, 0);
      break;
    }
    default: {
      sqlite3TreeViewLine(pView, "op=%d", pExpr->op);
      break;
    }
  }
  if( zBinOp ){
................................................................................
    sqlite3TreeViewExpr(pView, pExpr->pRight, 0);
  }else if( zUniOp ){
    sqlite3TreeViewLine(pView, "%s%s", zUniOp, zFlgs);
    sqlite3TreeViewExpr(pView, pExpr->pLeft, 0);
  }
  sqlite3TreeViewPop(pView);
}


/*
** Generate a human-readable explanation of an expression list.
*/
SQLITE_PRIVATE void sqlite3TreeViewBareExprList(
  TreeView *pView,
  const ExprList *pList,

  const char *zLabel
){


  if( zLabel==0 || zLabel[0]==0 ) zLabel = "LIST";
  if( pList==0 ){
    sqlite3TreeViewLine(pView, "%s (empty)", zLabel);
  }else{
    int i;
    sqlite3TreeViewLine(pView, "%s", zLabel);
    for(i=0; i<pList->nExpr; i++){
      int j = pList->a[i].u.x.iOrderByCol;
      if( j ){
        sqlite3TreeViewPush(pView, 0);
        sqlite3TreeViewLine(pView, "iOrderByCol=%d", j);
      }
      sqlite3TreeViewExpr(pView, pList->a[i].pExpr, i<pList->nExpr-1);
      if( j ) sqlite3TreeViewPop(pView);
    }
  }
}
SQLITE_PRIVATE void sqlite3TreeViewExprList(
  TreeView *pView,
  const ExprList *pList,
  u8 moreToFollow,
  const char *zLabel
){
  pView = sqlite3TreeViewPush(pView, moreToFollow);
  sqlite3TreeViewBareExprList(pView, pList, zLabel);
  sqlite3TreeViewPop(pView);
}

#endif /* SQLITE_DEBUG */

/************** End of treeview.c ********************************************/
/************** Begin file random.c ******************************************/
................................................................................
    /*  29 */ "NoConflict"       OpHelp("key=r[P3@P4]"),
    /*  30 */ "NotFound"         OpHelp("key=r[P3@P4]"),
    /*  31 */ "Found"            OpHelp("key=r[P3@P4]"),
    /*  32 */ "SeekRowid"        OpHelp("intkey=r[P3]"),
    /*  33 */ "NotExists"        OpHelp("intkey=r[P3]"),
    /*  34 */ "IsNull"           OpHelp("if r[P1]==NULL goto P2"),
    /*  35 */ "NotNull"          OpHelp("if r[P1]!=NULL goto P2"),
    /*  36 */ "Ne"               OpHelp("IF r[P3]!=r[P1]"),
    /*  37 */ "Eq"               OpHelp("IF r[P3]==r[P1]"),
    /*  38 */ "Gt"               OpHelp("IF r[P3]>r[P1]"),
    /*  39 */ "Le"               OpHelp("IF r[P3]<=r[P1]"),
    /*  40 */ "Lt"               OpHelp("IF r[P3]<r[P1]"),
    /*  41 */ "Ge"               OpHelp("IF r[P3]>=r[P1]"),
    /*  42 */ "ElseNotEq"        OpHelp(""),
    /*  43 */ "BitAnd"           OpHelp("r[P3]=r[P1]&r[P2]"),
    /*  44 */ "BitOr"            OpHelp("r[P3]=r[P1]|r[P2]"),
    /*  45 */ "ShiftLeft"        OpHelp("r[P3]=r[P2]<<r[P1]"),
    /*  46 */ "ShiftRight"       OpHelp("r[P3]=r[P2]>>r[P1]"),
    /*  47 */ "Add"              OpHelp("r[P3]=r[P1]+r[P2]"),
    /*  48 */ "Subtract"         OpHelp("r[P3]=r[P2]-r[P1]"),
    /*  49 */ "Multiply"         OpHelp("r[P3]=r[P1]*r[P2]"),
    /*  50 */ "Divide"           OpHelp("r[P3]=r[P2]/r[P1]"),
    /*  51 */ "Remainder"        OpHelp("r[P3]=r[P2]%r[P1]"),
    /*  52 */ "Concat"           OpHelp("r[P3]=r[P2]+r[P1]"),
    /*  53 */ "Last"             OpHelp(""),
    /*  54 */ "BitNot"           OpHelp("r[P1]= ~r[P1]"),
    /*  55 */ "SorterSort"       OpHelp(""),
    /*  56 */ "Sort"             OpHelp(""),
    /*  57 */ "Rewind"           OpHelp(""),
    /*  58 */ "IdxLE"            OpHelp("key=r[P3@P4]"),
    /*  59 */ "IdxGT"            OpHelp("key=r[P3@P4]"),
    /*  60 */ "IdxLT"            OpHelp("key=r[P3@P4]"),
    /*  61 */ "IdxGE"            OpHelp("key=r[P3@P4]"),
    /*  62 */ "RowSetRead"       OpHelp("r[P3]=rowset(P1)"),
    /*  63 */ "RowSetTest"       OpHelp("if r[P3] in rowset(P1) goto P2"),
    /*  64 */ "Program"          OpHelp(""),
    /*  65 */ "FkIfZero"         OpHelp("if fkctr[P1]==0 goto P2"),
    /*  66 */ "IfPos"            OpHelp("if r[P1]>0 then r[P1]-=P3, goto P2"),
    /*  67 */ "IfNotZero"        OpHelp("if r[P1]!=0 then r[P1]-=P3, goto P2"),
    /*  68 */ "DecrJumpZero"     OpHelp("if (--r[P1])==0 goto P2"),
    /*  69 */ "IncrVacuum"       OpHelp(""),
    /*  70 */ "VNext"            OpHelp(""),
    /*  71 */ "Init"             OpHelp("Start at P2"),
    /*  72 */ "Return"           OpHelp(""),
    /*  73 */ "EndCoroutine"     OpHelp(""),
    /*  74 */ "HaltIfNull"       OpHelp("if r[P3]=null halt"),
    /*  75 */ "Halt"             OpHelp(""),
    /*  76 */ "Integer"          OpHelp("r[P2]=P1"),
    /*  77 */ "Int64"            OpHelp("r[P2]=P4"),
    /*  78 */ "String"           OpHelp("r[P2]='P4' (len=P1)"),
    /*  79 */ "Null"             OpHelp("r[P2..P3]=NULL"),
    /*  80 */ "SoftNull"         OpHelp("r[P1]=NULL"),
    /*  81 */ "Blob"             OpHelp("r[P2]=P4 (len=P1)"),
    /*  82 */ "Variable"         OpHelp("r[P2]=parameter(P1,P4)"),
    /*  83 */ "Move"             OpHelp("r[P2@P3]=r[P1@P3]"),
    /*  84 */ "Copy"             OpHelp("r[P2@P3+1]=r[P1@P3+1]"),
    /*  85 */ "SCopy"            OpHelp("r[P2]=r[P1]"),
    /*  86 */ "IntCopy"          OpHelp("r[P2]=r[P1]"),
    /*  87 */ "ResultRow"        OpHelp("output=r[P1@P2]"),
    /*  88 */ "CollSeq"          OpHelp(""),
    /*  89 */ "Function0"        OpHelp("r[P3]=func(r[P2@P5])"),
    /*  90 */ "Function"         OpHelp("r[P3]=func(r[P2@P5])"),
    /*  91 */ "AddImm"           OpHelp("r[P1]=r[P1]+P2"),
    /*  92 */ "RealAffinity"     OpHelp(""),
    /*  93 */ "Cast"             OpHelp("affinity(r[P1])"),
    /*  94 */ "Permutation"      OpHelp(""),
    /*  95 */ "Compare"          OpHelp("r[P1@P3] <-> r[P2@P3]"),
    /*  96 */ "Column"           OpHelp("r[P3]=PX"),

    /*  97 */ "String8"          OpHelp("r[P2]='P4'"),
    /*  98 */ "Affinity"         OpHelp("affinity(r[P1@P2])"),
    /*  99 */ "MakeRecord"       OpHelp("r[P3]=mkrec(r[P1@P2])"),
    /* 100 */ "Count"            OpHelp("r[P2]=count()"),
    /* 101 */ "ReadCookie"       OpHelp(""),
    /* 102 */ "SetCookie"        OpHelp(""),
    /* 103 */ "ReopenIdx"        OpHelp("root=P2 iDb=P3"),
    /* 104 */ "OpenRead"         OpHelp("root=P2 iDb=P3"),
    /* 105 */ "OpenWrite"        OpHelp("root=P2 iDb=P3"),
    /* 106 */ "OpenAutoindex"    OpHelp("nColumn=P2"),
    /* 107 */ "OpenEphemeral"    OpHelp("nColumn=P2"),
    /* 108 */ "SorterOpen"       OpHelp(""),
    /* 109 */ "SequenceTest"     OpHelp("if( cursor[P1].ctr++ ) pc = P2"),
    /* 110 */ "OpenPseudo"       OpHelp("P3 columns in r[P2]"),
    /* 111 */ "Close"            OpHelp(""),
    /* 112 */ "ColumnsUsed"      OpHelp(""),
    /* 113 */ "Sequence"         OpHelp("r[P2]=cursor[P1].ctr++"),
    /* 114 */ "NewRowid"         OpHelp("r[P2]=rowid"),
    /* 115 */ "Insert"           OpHelp("intkey=r[P3] data=r[P2]"),
    /* 116 */ "InsertInt"        OpHelp("intkey=P3 data=r[P2]"),
    /* 117 */ "Delete"           OpHelp(""),
    /* 118 */ "ResetCount"       OpHelp(""),
    /* 119 */ "SorterCompare"    OpHelp("if key(P1)!=trim(r[P3],P4) goto P2"),
    /* 120 */ "SorterData"       OpHelp("r[P2]=data"),
    /* 121 */ "RowKey"           OpHelp("r[P2]=key"),
    /* 122 */ "RowData"          OpHelp("r[P2]=data"),
    /* 123 */ "Rowid"            OpHelp("r[P2]=rowid"),
    /* 124 */ "NullRow"          OpHelp(""),
    /* 125 */ "SorterInsert"     OpHelp(""),
    /* 126 */ "IdxInsert"        OpHelp("key=r[P2]"),
    /* 127 */ "IdxDelete"        OpHelp("key=r[P2@P3]"),
    /* 128 */ "Seek"             OpHelp("Move P3 to P1.rowid"),
    /* 129 */ "IdxRowid"         OpHelp("r[P2]=rowid"),
    /* 130 */ "Destroy"          OpHelp(""),
    /* 131 */ "Clear"            OpHelp(""),
    /* 132 */ "ResetSorter"      OpHelp(""),

    /* 133 */ "Real"             OpHelp("r[P2]=P4"),
    /* 134 */ "CreateIndex"      OpHelp("r[P2]=root iDb=P1"),
    /* 135 */ "CreateTable"      OpHelp("r[P2]=root iDb=P1"),
    /* 136 */ "ParseSchema"      OpHelp(""),
    /* 137 */ "LoadAnalysis"     OpHelp(""),
    /* 138 */ "DropTable"        OpHelp(""),
    /* 139 */ "DropIndex"        OpHelp(""),
    /* 140 */ "DropTrigger"      OpHelp(""),
    /* 141 */ "IntegrityCk"      OpHelp(""),
    /* 142 */ "RowSetAdd"        OpHelp("rowset(P1)=r[P2]"),
    /* 143 */ "Param"            OpHelp(""),
    /* 144 */ "FkCounter"        OpHelp("fkctr[P1]+=P2"),
    /* 145 */ "MemMax"           OpHelp("r[P1]=max(r[P1],r[P2])"),
    /* 146 */ "OffsetLimit"      OpHelp("if r[P1]>0 then r[P2]=r[P1]+max(0,r[P3]) else r[P2]=(-1)"),
    /* 147 */ "AggStep0"         OpHelp("accum=r[P3] step(r[P2@P5])"),
    /* 148 */ "AggStep"          OpHelp("accum=r[P3] step(r[P2@P5])"),
    /* 149 */ "AggFinal"         OpHelp("accum=r[P1] N=P2"),
    /* 150 */ "Expire"           OpHelp(""),
    /* 151 */ "TableLock"        OpHelp("iDb=P1 root=P2 write=P3"),
    /* 152 */ "VBegin"           OpHelp(""),
    /* 153 */ "VCreate"          OpHelp(""),
    /* 154 */ "VDestroy"         OpHelp(""),
    /* 155 */ "VOpen"            OpHelp(""),
    /* 156 */ "VColumn"          OpHelp("r[P3]=vcolumn(P2)"),
    /* 157 */ "VRename"          OpHelp(""),
    /* 158 */ "Pagecount"        OpHelp(""),
    /* 159 */ "MaxPgcnt"         OpHelp(""),
    /* 160 */ "CursorHint"       OpHelp(""),
    /* 161 */ "Noop"             OpHelp(""),
    /* 162 */ "Explain"          OpHelp(""),
  };
  return azName[i];
}
#endif

/************** End of opcodes.c *********************************************/
/************** Begin file os_unix.c *****************************************/
................................................................................
** then savepoint iSavepoint is also destroyed.
**
** This function may return SQLITE_NOMEM if a memory allocation fails,
** or an IO error code if an IO error occurs while rolling back a 
** savepoint. If no errors occur, SQLITE_OK is returned.
*/ 
SQLITE_PRIVATE int sqlite3PagerSavepoint(Pager *pPager, int op, int iSavepoint){
  int rc = pPager->errCode;
  
#ifdef SQLITE_ENABLE_ZIPVFS
  if( op==SAVEPOINT_RELEASE ) rc = SQLITE_OK;
#endif

  assert( op==SAVEPOINT_RELEASE || op==SAVEPOINT_ROLLBACK );
  assert( iSavepoint>=0 || op==SAVEPOINT_ROLLBACK );

  if( rc==SQLITE_OK && iSavepoint<pPager->nSavepoint ){
    int ii;            /* Iterator variable */
    int nNew;          /* Number of remaining savepoints after this op. */
................................................................................
    ** the database file, so the playback operation can be skipped.
    */
    else if( pagerUseWal(pPager) || isOpen(pPager->jfd) ){
      PagerSavepoint *pSavepoint = (nNew==0)?0:&pPager->aSavepoint[nNew-1];
      rc = pagerPlaybackSavepoint(pPager, pSavepoint);
      assert(rc!=SQLITE_DONE);
    }
    
#ifdef SQLITE_ENABLE_ZIPVFS
    /* If the cache has been modified but the savepoint cannot be rolled 
    ** back journal_mode=off, put the pager in the error state. This way,
    ** if the VFS used by this pager includes ZipVFS, the entire transaction
    ** can be rolled back at the ZipVFS level.  */
    else if( 
        pPager->journalMode==PAGER_JOURNALMODE_OFF 
     && pPager->eState>=PAGER_WRITER_CACHEMOD
    ){
      pPager->errCode = SQLITE_ABORT;
      pPager->eState = PAGER_ERROR;
    }
#endif
  }

  return rc;
}

/*
** Return the full pathname of the database file.
................................................................................
    p->pDest = findBtree(pDestDb, pDestDb, zDestDb);
    p->pDestDb = pDestDb;
    p->pSrcDb = pSrcDb;
    p->iNext = 1;
    p->isAttached = 0;

    if( 0==p->pSrc || 0==p->pDest 

     || checkReadTransaction(pDestDb, p->pDest)!=SQLITE_OK 
     ){
      /* One (or both) of the named databases did not exist or an OOM
      ** error was hit. Or there is a transaction open on the destination
      ** database. The error has already been written into the pDestDb 
      ** handle. All that is left to do here is free the sqlite3_backup 
      ** structure.  */
................................................................................
    */
    if( p->pDestDb && p->pSrc->pBt->inTransaction==TRANS_WRITE ){
      rc = SQLITE_BUSY;
    }else{
      rc = SQLITE_OK;
    }









    /* If there is no open read-transaction on the source database, open
    ** one now. If a transaction is opened here, then it will be closed
    ** before this function exits.
    */
    if( rc==SQLITE_OK && 0==sqlite3BtreeIsInReadTrans(p->pSrc) ){
      rc = sqlite3BtreeBeginTrans(p->pSrc, 0);
      bCloseTrans = 1;
    }

    /* If the destination database has not yet been locked (i.e. if this
    ** is the first call to backup_step() for the current backup operation),
    ** try to set its page size to the same as the source database. This
    ** is especially important on ZipVFS systems, as in that case it is
    ** not possible to create a database file that uses one page size by
    ** writing to it with another.  */
    if( p->bDestLocked==0 && rc==SQLITE_OK && setDestPgsz(p)==SQLITE_NOMEM ){
      rc = SQLITE_NOMEM;
    }

    /* Lock the destination database, if it is not locked already. */
    if( SQLITE_OK==rc && p->bDestLocked==0
     && SQLITE_OK==(rc = sqlite3BtreeBeginTrans(p->pDest, 2)) 
    ){
      p->bDestLocked = 1;
      sqlite3BtreeGetMeta(p->pDest, BTREE_SCHEMA_VERSION, &p->iDestSchema);
    }

    /* Do not allow backup if the destination database is in WAL mode
    ** and the page sizes are different between source and destination */
    pgszSrc = sqlite3BtreeGetPageSize(p->pSrc);
    pgszDest = sqlite3BtreeGetPageSize(p->pDest);
    destMode = sqlite3PagerGetJournalMode(sqlite3BtreePager(p->pDest));
    if( SQLITE_OK==rc && destMode==PAGER_JOURNALMODE_WAL && pgszSrc!=pgszDest ){
................................................................................
}

/*
** This function is used to allocate and populate UnpackedRecord 
** structures intended to be compared against sample index keys stored 
** in the sqlite_stat4 table.
**
** A single call to this function populates zero or more fields of the
** record starting with field iVal (fields are numbered from left to
** right starting with 0). A single field is populated if:
**
**  * (pExpr==0). In this case the value is assumed to be an SQL NULL,
**
**  * The expression is a bound variable, and this is a reprepare, or
**
**  * The sqlite3ValueFromExpr() function is able to extract a value 
**    from the expression (i.e. the expression is a literal value).
**
** Or, if pExpr is a TK_VECTOR, one field is populated for each of the
** vector components that match either of the two latter criteria listed
** above.
**
** Before any value is appended to the record, the affinity of the 
** corresponding column within index pIdx is applied to it. Before
** this function returns, output parameter *pnExtract is set to the
** number of values appended to the record.
**
** When this function is called, *ppRec must either point to an object
** allocated by an earlier call to this function, or must be NULL. If it
** is NULL and a value can be successfully extracted, a new UnpackedRecord
** is allocated (and *ppRec set to point to it) before returning.
**
** Unless an error is encountered, SQLITE_OK is returned. It is not an
................................................................................
** occur, an SQLite error code is returned.
*/
SQLITE_PRIVATE int sqlite3Stat4ProbeSetValue(
  Parse *pParse,                  /* Parse context */
  Index *pIdx,                    /* Index being probed */
  UnpackedRecord **ppRec,         /* IN/OUT: Probe record */
  Expr *pExpr,                    /* The expression to extract a value from */
  int nElem,                      /* Maximum number of values to append */
  int iVal,                       /* Array element to populate */
  int *pnExtract                  /* OUT: Values appended to the record */
){
  int rc = SQLITE_OK;
  int nExtract = 0;

  if( pExpr==0 || pExpr->op!=TK_SELECT ){
    int i;
    struct ValueNewStat4Ctx alloc;

    alloc.pParse = pParse;
    alloc.pIdx = pIdx;
    alloc.ppRec = ppRec;

    for(i=0; i<nElem; i++){
      sqlite3_value *pVal = 0;
      Expr *pElem = (pExpr ? sqlite3VectorFieldSubexpr(pExpr, i) : 0);
      u8 aff = sqlite3IndexColumnAffinity(pParse->db, pIdx, iVal+i);
      alloc.iVal = iVal+i;
      rc = stat4ValueFromExpr(pParse, pElem, aff, &alloc, &pVal);
      if( !pVal ) break;
      nExtract++;
    }



  }

  *pnExtract = nExtract;
  return rc;
}

/*
** Attempt to extract a value from expression pExpr using the methods
** as described for sqlite3Stat4ProbeSetValue() above. 
**
................................................................................
  char *zTemp,       /* Write result here */
  int nTemp          /* Space available in zTemp[] */
){
  const char *zOpName;
  const char *zSynopsis;
  int nOpName;
  int ii, jj;
  char zAlt[50];
  zOpName = sqlite3OpcodeName(pOp->opcode);
  nOpName = sqlite3Strlen30(zOpName);
  if( zOpName[nOpName+1] ){
    int seenCom = 0;
    char c;
    zSynopsis = zOpName += nOpName + 1;
    if( strncmp(zSynopsis,"IF ",3)==0 ){
      if( pOp->p5 & SQLITE_STOREP2 ){
        sqlite3_snprintf(sizeof(zAlt), zAlt, "r[P2] = (%s)", zSynopsis+3);
      }else{
        sqlite3_snprintf(sizeof(zAlt), zAlt, "if %s goto P2", zSynopsis+3);
      }
      zSynopsis = zAlt;
    }
    for(ii=jj=0; jj<nTemp-1 && (c = zSynopsis[ii])!=0; ii++){
      if( c=='P' ){
        c = zSynopsis[++ii];
        if( c=='4' ){
          sqlite3_snprintf(nTemp-jj, zTemp+jj, "%s", zP4);
        }else if( c=='X' ){
          sqlite3_snprintf(nTemp-jj, zTemp+jj, "%s", pOp->zComment);
................................................................................
#ifdef SQLITE_DEBUG
  int nExtraDelete = 0;      /* Verifies FORDELETE and AUXDELETE flags */
#endif
  int rc = SQLITE_OK;        /* Value to return */
  sqlite3 *db = p->db;       /* The database */
  u8 resetSchemaOnFault = 0; /* Reset schema after an error if positive */
  u8 encoding = ENC(db);     /* The database encoding */
  int iCompare = 0;          /* Result of last comparison */
  unsigned nVmStep = 0;      /* Number of virtual machine steps */
#ifndef SQLITE_OMIT_PROGRESS_CALLBACK
  unsigned nProgressLimit = 0;/* Invoke xProgress() when nVmStep reaches this */
#endif
  Mem *aMem = p->aMem;       /* Copy of p->aMem */
  Mem *pIn1 = 0;             /* 1st input operand */
  Mem *pIn2 = 0;             /* 2nd input operand */
................................................................................
  pIn1->u.i = (int)(pOp - aOp);
  REGISTER_TRACE(pOp->p1, pIn1);
  pOp = &aOp[pcDest];
  break;
}

/* Opcode:  HaltIfNull  P1 P2 P3 P4 P5
** Synopsis: if r[P3]=null halt
**
** Check the value in register P3.  If it is NULL then Halt using
** parameter P1, P2, and P4 as if this were a Halt instruction.  If the
** value in register P3 is not NULL, then this routine is a no-op.
** The P5 parameter should be 1.
*/
case OP_HaltIfNull: {      /* in3 */
................................................................................
    if( pIn3->u.i==pOp->p5 ) pOut->flags = MEM_Blob|MEM_Static|MEM_Term;
  }
#endif
  break;
}

/* Opcode: Null P1 P2 P3 * *
** Synopsis: r[P2..P3]=NULL
**
** Write a NULL into registers P2.  If P3 greater than P2, then also write
** NULL into register P3 and every register in between P2 and P3.  If P3
** is less than P2 (typically P3 is zero) then only register P2 is
** set to NULL.
**
** If the P1 value is non-zero, then also set the MEM_Cleared flag so that
................................................................................
    pOut->flags = nullFlag;
    cnt--;
  }
  break;
}

/* Opcode: SoftNull P1 * * * *
** Synopsis: r[P1]=NULL
**
** Set register P1 to have the value NULL as seen by the OP_MakeRecord
** instruction, but do not free any string or blob memory associated with
** the register, so that if the value was a string or blob that was
** previously copied using OP_SCopy, the copies will continue to be valid.
*/
case OP_SoftNull: {
................................................................................
  pOut = out2Prerelease(p, pOp);
  sqlite3VdbeMemShallowCopy(pOut, pVar, MEM_Static);
  UPDATE_MAX_BLOBSIZE(pOut);
  break;
}

/* Opcode: Move P1 P2 P3 * *
** Synopsis: r[P2@P3]=r[P1@P3]
**
** Move the P3 values in register P1..P1+P3-1 over into
** registers P2..P2+P3-1.  Registers P1..P1+P3-1 are
** left holding a NULL.  It is an error for register ranges
** P1..P1+P3-1 and P2..P2+P3-1 to overlap.  It is an error
** for P3 to be less than 1.
*/
................................................................................
  assert( (pIn1->flags & MEM_Int)!=0 );
  pOut = &aMem[pOp->p2];
  sqlite3VdbeMemSetInt64(pOut, pIn1->u.i);
  break;
}

/* Opcode: ResultRow P1 P2 * * *
** Synopsis: output=r[P1@P2]
**
** The registers P1 through P1+P2-1 contain a single row of
** results. This opcode causes the sqlite3_step() call to terminate
** with an SQLITE_ROW return code and it sets up the sqlite3_stmt
** structure to provide access to the r(P1)..r(P1+P2-1) values as
** the result row.
*/
................................................................................
  pOut->n = (int)nByte;
  pOut->enc = encoding;
  UPDATE_MAX_BLOBSIZE(pOut);
  break;
}

/* Opcode: Add P1 P2 P3 * *
** Synopsis: r[P3]=r[P1]+r[P2]
**
** Add the value in register P1 to the value in register P2
** and store the result in register P3.
** If either input is NULL, the result is NULL.
*/
/* Opcode: Multiply P1 P2 P3 * *
** Synopsis: r[P3]=r[P1]*r[P2]
**
**
** Multiply the value in register P1 by the value in register P2
** and store the result in register P3.
** If either input is NULL, the result is NULL.
*/
/* Opcode: Subtract P1 P2 P3 * *
** Synopsis: r[P3]=r[P2]-r[P1]
**
** Subtract the value in register P1 from the value in register P2
** and store the result in register P3.
** If either input is NULL, the result is NULL.
*/
/* Opcode: Divide P1 P2 P3 * *
** Synopsis: r[P3]=r[P2]/r[P1]
**
** Divide the value in register P1 by the value in register P2
** and store the result in register P3 (P3=P2/P1). If the value in 
** register P1 is zero, then the result is NULL. If either input is 
** NULL, the result is NULL.
*/
/* Opcode: Remainder P1 P2 P3 * *
** Synopsis: r[P3]=r[P2]%r[P1]
**
** Compute the remainder after integer register P2 is divided by 
** register P1 and store the result in register P3. 
** If the value in register P1 is zero the result is NULL.
** If either operand is NULL, the result is NULL.
*/
case OP_Add:                   /* same as TK_PLUS, in1, in2, out3 */
................................................................................

  REGISTER_TRACE(pOp->p3, pCtx->pOut);
  UPDATE_MAX_BLOBSIZE(pCtx->pOut);
  break;
}

/* Opcode: BitAnd P1 P2 P3 * *
** Synopsis: r[P3]=r[P1]&r[P2]
**
** Take the bit-wise AND of the values in register P1 and P2 and
** store the result in register P3.
** If either input is NULL, the result is NULL.
*/
/* Opcode: BitOr P1 P2 P3 * *
** Synopsis: r[P3]=r[P1]|r[P2]
**
** Take the bit-wise OR of the values in register P1 and P2 and
** store the result in register P3.
** If either input is NULL, the result is NULL.
*/
/* Opcode: ShiftLeft P1 P2 P3 * *
** Synopsis: r[P3]=r[P2]<<r[P1]
**
** Shift the integer value in register P2 to the left by the
** number of bits specified by the integer in register P1.
** Store the result in register P3.
** If either input is NULL, the result is NULL.
*/
/* Opcode: ShiftRight P1 P2 P3 * *
** Synopsis: r[P3]=r[P2]>>r[P1]
**
** Shift the integer value in register P2 to the right by the
** number of bits specified by the integer in register P1.
** Store the result in register P3.
** If either input is NULL, the result is NULL.
*/
case OP_BitAnd:                 /* same as TK_BITAND, in1, in2, out3 */
................................................................................
  }
  pOut->u.i = iA;
  MemSetTypeFlag(pOut, MEM_Int);
  break;
}

/* Opcode: AddImm  P1 P2 * * *
** Synopsis: r[P1]=r[P1]+P2
** 
** Add the constant P2 to the value in register P1.
** The result is always an integer.
**
** To force any register to be an integer, just add 0.
*/
case OP_AddImm: {            /* in1 */
................................................................................
  sqlite3VdbeMemCast(pIn1, pOp->p2, encoding);
  UPDATE_MAX_BLOBSIZE(pIn1);
  if( rc ) goto abort_due_to_error;
  break;
}
#endif /* SQLITE_OMIT_CAST */

/* Opcode: Eq P1 P2 P3 P4 P5
** Synopsis: IF r[P3]==r[P1]
**
** Compare the values in register P1 and P3.  If reg(P3)==reg(P1) then
** jump to address P2.  Or if the SQLITE_STOREP2 flag is set in P5, then
** store the result of comparison in register P2.
**
** The SQLITE_AFF_MASK portion of P5 must be an affinity character -
** SQLITE_AFF_TEXT, SQLITE_AFF_INTEGER, and so forth. An attempt is made 
** to coerce both inputs according to this affinity before the
** comparison is made. If the SQLITE_AFF_MASK is 0x00, then numeric
** affinity is used. Note that the affinity conversions are stored
** back into the input registers P1 and P3.  So this opcode can cause
** persistent changes to registers P1 and P3.
**
** Once any conversions have taken place, and neither value is NULL, 
** the values are compared. If both values are blobs then memcmp() is
** used to determine the results of the comparison.  If both values
** are text, then the appropriate collating function specified in
** P4 is used to do the comparison.  If P4 is not specified then
** memcmp() is used to compare text string.  If both values are
** numeric, then a numeric comparison is used. If the two values
** are of different types, then numbers are considered less than
** strings and strings are considered less than blobs.
**
** If SQLITE_NULLEQ is set in P5 then the result of comparison is always either
** true or false and is never NULL.  If both operands are NULL then the result
** of comparison is true.  If either operand is NULL then the result is false.
** If neither operand is NULL the result is the same as it would be if
** the SQLITE_NULLEQ flag were omitted from P5.
**
** If both SQLITE_STOREP2 and SQLITE_KEEPNULL flags are set then the
** content of r[P2] is only changed if the new value is NULL or 0 (false).
** In other words, a prior r[P2] value will not be overwritten by 1 (true).
*/
/* Opcode: Ne P1 P2 P3 P4 P5
** Synopsis: IF r[P3]!=r[P1]
**
** This works just like the Eq opcode except that the jump is taken if
** the operands in registers P1 and P3 are not equal.  See the Eq opcode for
** additional information.
**
** If both SQLITE_STOREP2 and SQLITE_KEEPNULL flags are set then the
** content of r[P2] is only changed if the new value is NULL or 1 (true).
** In other words, a prior r[P2] value will not be overwritten by 0 (false).
*/
/* Opcode: Lt P1 P2 P3 P4 P5
** Synopsis: IF r[P3]<r[P1]
**
** Compare the values in register P1 and P3.  If reg(P3)<reg(P1) then
** jump to address P2.  Or if the SQLITE_STOREP2 flag is set in P5 store
** the result of comparison (0 or 1 or NULL) into register P2.
**
** If the SQLITE_JUMPIFNULL bit of P5 is set and either reg(P1) or
** reg(P3) is NULL then the take the jump.  If the SQLITE_JUMPIFNULL 
** bit is clear then fall through if either operand is NULL.
**
** The SQLITE_AFF_MASK portion of P5 must be an affinity character -
** SQLITE_AFF_TEXT, SQLITE_AFF_INTEGER, and so forth. An attempt is made 
** to coerce both inputs according to this affinity before the
** comparison is made. If the SQLITE_AFF_MASK is 0x00, then numeric
** affinity is used. Note that the affinity conversions are stored
................................................................................
** used to determine the results of the comparison.  If both values
** are text, then the appropriate collating function specified in
** P4 is  used to do the comparison.  If P4 is not specified then
** memcmp() is used to compare text string.  If both values are
** numeric, then a numeric comparison is used. If the two values
** are of different types, then numbers are considered less than
** strings and strings are considered less than blobs.







*/


























/* Opcode: Le P1 P2 P3 P4 P5
** Synopsis: IF r[P3]<=r[P1]
**
** This works just like the Lt opcode except that the jump is taken if
** the content of register P3 is less than or equal to the content of
** register P1.  See the Lt opcode for additional information.
*/
/* Opcode: Gt P1 P2 P3 P4 P5
** Synopsis: IF r[P3]>r[P1]
**
** This works just like the Lt opcode except that the jump is taken if
** the content of register P3 is greater than the content of
** register P1.  See the Lt opcode for additional information.
*/
/* Opcode: Ge P1 P2 P3 P4 P5
** Synopsis: IF r[P3]>=r[P1]
**
** This works just like the Lt opcode except that the jump is taken if
** the content of register P3 is greater than or equal to the content of
** register P1.  See the Lt opcode for additional information.
*/
case OP_Eq:               /* same as TK_EQ, jump, in1, in3 */
case OP_Ne:               /* same as TK_NE, jump, in1, in3 */
case OP_Lt:               /* same as TK_LT, jump, in1, in3 */
case OP_Le:               /* same as TK_LE, jump, in1, in3 */
case OP_Gt:               /* same as TK_GT, jump, in1, in3 */
case OP_Ge: {             /* same as TK_GE, jump, in1, in3 */
  int res, res2;      /* Result of the comparison of pIn1 against pIn3 */
  char affinity;      /* Affinity to use for comparison */
  u16 flags1;         /* Copy of initial value of pIn1->flags */
  u16 flags3;         /* Copy of initial value of pIn3->flags */

  pIn1 = &aMem[pOp->p1];
  pIn3 = &aMem[pOp->p3];
  flags1 = pIn1->flags;
................................................................................
      assert( pOp->opcode==OP_Eq || pOp->opcode==OP_Ne );
      assert( (flags1 & MEM_Cleared)==0 );
      assert( (pOp->p5 & SQLITE_JUMPIFNULL)==0 );
      if( (flags1&MEM_Null)!=0
       && (flags3&MEM_Null)!=0
       && (flags3&MEM_Cleared)==0
      ){
        res = 0;  /* Operands are equal */
      }else{
        res = 1;  /* Operands are not equal */
      }
    }else{
      /* SQLITE_NULLEQ is clear and at least one operand is NULL,
      ** then the result is always NULL.
      ** The jump is taken if the SQLITE_JUMPIFNULL bit is set.
      */
      if( pOp->p5 & SQLITE_STOREP2 ){
        pOut = &aMem[pOp->p2];
        iCompare = 1;    /* Operands are not equal */
        memAboutToChange(p, pOut);
        MemSetTypeFlag(pOut, MEM_Null);
        REGISTER_TRACE(pOp->p2, pOut);
      }else{
        VdbeBranchTaken(2,3);
        if( pOp->p5 & SQLITE_JUMPIFNULL ){
          goto jump_to_p2;
................................................................................
    if( flags3 & MEM_Zero ){
      sqlite3VdbeMemExpandBlob(pIn3);
      flags3 &= ~MEM_Zero;
    }
    res = sqlite3MemCompare(pIn3, pIn1, pOp->p4.pColl);
  }
  switch( pOp->opcode ){
    case OP_Eq:    res2 = res==0;     break;
    case OP_Ne:    res2 = res;        break;
    case OP_Lt:    res2 = res<0;      break;
    case OP_Le:    res2 = res<=0;     break;
    case OP_Gt:    res2 = res>0;      break;
    default:       res2 = res>=0;     break;
  }

  /* Undo any changes made by applyAffinity() to the input registers. */
  assert( (pIn1->flags & MEM_Dyn) == (flags1 & MEM_Dyn) );
  pIn1->flags = flags1;
  assert( (pIn3->flags & MEM_Dyn) == (flags3 & MEM_Dyn) );
  pIn3->flags = flags3;

  if( pOp->p5 & SQLITE_STOREP2 ){
    pOut = &aMem[pOp->p2];
    iCompare = res;
    res2 = res2!=0;  /* For this path res2 must be exactly 0 or 1 */
    if( (pOp->p5 & SQLITE_KEEPNULL)!=0 ){
      /* The KEEPNULL flag prevents OP_Eq from overwriting a NULL with 1
      ** and prevents OP_Ne from overwriting NULL with 0.  This flag
      ** is only used in contexts where either:
      **   (1) op==OP_Eq && (r[P2]==NULL || r[P2]==0)
      **   (2) op==OP_Ne && (r[P2]==NULL || r[P2]==1)
      ** Therefore it is not necessary to check the content of r[P2] for
      ** NULL. */
      assert( pOp->opcode==OP_Ne || pOp->opcode==OP_Eq );
      assert( res2==0 || res2==1 );
      testcase( res2==0 && pOp->opcode==OP_Eq );
      testcase( res2==1 && pOp->opcode==OP_Eq );
      testcase( res2==0 && pOp->opcode==OP_Ne );
      testcase( res2==1 && pOp->opcode==OP_Ne );
      if( (pOp->opcode==OP_Eq)==res2 ) break;
    }
    memAboutToChange(p, pOut);
    MemSetTypeFlag(pOut, MEM_Int);
    pOut->u.i = res2;
    REGISTER_TRACE(pOp->p2, pOut);
  }else{
    VdbeBranchTaken(res!=0, (pOp->p5 & SQLITE_NULLEQ)?2:3);
    if( res2 ){
      goto jump_to_p2;
    }
  }
  break;
}

/* Opcode: ElseNotEq * P2 * * *
**
** This opcode must immediately follow an Lt or Gt comparison operator.
** If the operands in that previous comparison had been used with an Eq
** operator and if the result of that Eq would be NULL or false (0), then
** then jump to P2.  If the result of comparing the two previous operands
** using Eq would have been true (1), then fall through.
*/
case OP_ElseNotEq: {       /* same as TK_ESCAPE, jump */
  assert( pOp>aOp );
  assert( pOp[-1].opcode==OP_Lt || pOp[-1].opcode==OP_Gt );
  assert( pOp[-1].p5 & SQLITE_STOREP2 );
  VdbeBranchTaken(iCompare!=0, 2);
  if( iCompare!=0 ) goto jump_to_p2;
  break;
}


/* Opcode: Permutation * * * P4 *
**
** Set the permutation used by the OP_Compare operator to be the array
** of integers in P4.
**
** The permutation is only valid until the next OP_Compare that has
................................................................................
  if( c ){
    goto jump_to_p2;
  }
  break;
}

/* Opcode: IsNull P1 P2 * * *
** Synopsis: if r[P1]==NULL goto P2
**
** Jump to P2 if the value in register P1 is NULL.
*/
case OP_IsNull: {            /* same as TK_ISNULL, jump, in1 */
  pIn1 = &aMem[pOp->p1];
  VdbeBranchTaken( (pIn1->flags & MEM_Null)!=0, 2);
  if( (pIn1->flags & MEM_Null)!=0 ){
................................................................................
  if( (pIn1->flags & MEM_Null)==0 ){
    goto jump_to_p2;
  }
  break;
}

/* Opcode: Column P1 P2 P3 P4 P5
** Synopsis: r[P3]=PX
**
** Interpret the data that cursor P1 points to as a structure built using
** the MakeRecord instruction.  (See the MakeRecord opcode for additional
** information about the format of the data.)  Extract the P2-th column
** from this record.  If there are less that (P2+1) 
** values in the record, extract a NULL.
**
................................................................................
    goto jump_to_p2;
  }else if( eqOnly ){
    assert( pOp[1].opcode==OP_IdxLT || pOp[1].opcode==OP_IdxGT );
    pOp++; /* Skip the OP_IdxLt or OP_IdxGT that follows */
  }
  break;
}


/* Opcode: Found P1 P2 P3 P4 *
** Synopsis: key=r[P3@P4]
**
** If P4==0 then register P3 holds a blob constructed by MakeRecord.  If
** P4>0 then register P3 is the first of P4 registers that form an unpacked
** record.
................................................................................
** value of register P2 will then change.  Make sure this does not
** cause any problems.)
**
** This instruction only works on tables.  The equivalent instruction
** for indices is OP_IdxInsert.
*/
/* Opcode: InsertInt P1 P2 P3 P4 P5
** Synopsis: intkey=P3 data=r[P2]
**
** This works exactly like OP_Insert except that the key is the
** integer value P3, not the value of the integer stored in register P3.
*/
case OP_Insert: 
case OP_InsertInt: {
  Mem *pData;       /* MEM cell holding data for the record to be inserted */
................................................................................
case OP_ResetCount: {
  sqlite3VdbeSetChanges(db, p->nChange);
  p->nChange = 0;
  break;
}

/* Opcode: SorterCompare P1 P2 P3 P4
** Synopsis: if key(P1)!=trim(r[P3],P4) goto P2
**
** P1 is a sorter cursor. This instruction compares a prefix of the
** record blob in register P3 against a prefix of the entry that 
** the sorter cursor currently points to.  Only the first P4 fields
** of r[P3] and the sorter record are compared.
**
** If either P3 or the sorter contains a NULL in one of their significant
................................................................................
  }
  assert( pC->deferredMoveto==0 );
  pC->cacheStatus = CACHE_STALE;
  break;
}

/* Opcode: Seek P1 * P3 P4 *
** Synopsis: Move P3 to P1.rowid
**
** P1 is an open index cursor and P3 is a cursor on the corresponding
** table.  This opcode does a deferred seek of the P3 table cursor
** to the row that corresponds to the current row of P1.
**
** This is a deferred seek.  Nothing actually happens until
** the cursor is used to read a record.  That way, if no reads
................................................................................
  UPDATE_MAX_BLOBSIZE(pIn1);
  sqlite3VdbeChangeEncoding(pIn1, encoding);
  break;
}
#endif /* SQLITE_OMIT_INTEGRITY_CHECK */

/* Opcode: RowSetAdd P1 P2 * * *
** Synopsis: rowset(P1)=r[P2]
**
** Insert the integer value held by register P2 into a boolean index
** held in register P1.
**
** An assertion fails if P2 is not an integer.
*/
case OP_RowSetAdd: {       /* in1, in2 */
................................................................................
    if( (pIn1->flags & MEM_RowSet)==0 ) goto no_mem;
  }
  sqlite3RowSetInsert(pIn1->u.pRowSet, pIn2->u.i);
  break;
}

/* Opcode: RowSetRead P1 P2 P3 * *
** Synopsis: r[P3]=rowset(P1)
**
** Extract the smallest value from boolean index P1 and put that value into
** register P3.  Or, if boolean index P1 is initially empty, leave P3
** unchanged and jump to instruction P2.
*/
case OP_RowSetRead: {       /* jump, in1, out3 */
  i64 val;
................................................................................
  pOut->u.i = sqlite3BtreeMaxPageCount(pBt, newMax);
  break;
}
#endif


/* Opcode: Init * P2 * P4 *
** Synopsis: Start at P2
**
** Programs contain a single instance of this opcode as the very first
** opcode.
**
** If tracing is enabled (by the sqlite3_trace()) interface, then
** the UTF-8 string contained in P4 is emitted on the trace callback.
** Or if P4 is blank, use the string returned by sqlite3_sql().
................................................................................
  if( (db->flags & SQLITE_SqlTrace)!=0
   && (zTrace = (pOp->p4.z ? pOp->p4.z : p->zSql))!=0
  ){
    sqlite3DebugPrintf("SQL-trace: %s\n", zTrace);
  }
#endif /* SQLITE_DEBUG */
#endif /* SQLITE_OMIT_TRACE */
  assert( pOp->p2>0 );
  goto jump_to_p2;
}

#ifdef SQLITE_ENABLE_CURSOR_HINTS
/* Opcode: CursorHint P1 * * P4 *
**
** Provide a hint to cursor P1 that it only needs to return rows that
** satisfy the Expr in P4.  TK_REGISTER terms in the P4 expression refer
................................................................................
      }
      break;
    }
    case TK_VARIABLE: {
      notValid(pParse, pNC, "parameters", NC_IsCheck|NC_PartIdx|NC_IdxExpr);
      break;
    }
    case TK_EQ:
    case TK_NE:
    case TK_LT:
    case TK_LE:
    case TK_GT:
    case TK_GE:
    case TK_IS:
    case TK_ISNOT: {
      int nLeft, nRight;
      if( pParse->db->mallocFailed ) break;
      assert( pExpr->pRight!=0 );
      assert( pExpr->pLeft!=0 );
      nLeft = sqlite3ExprVectorSize(pExpr->pLeft);
      nRight = sqlite3ExprVectorSize(pExpr->pRight);
      if( nLeft!=nRight ){
        testcase( pExpr->op==TK_EQ );
        testcase( pExpr->op==TK_NE );
        testcase( pExpr->op==TK_LT );
        testcase( pExpr->op==TK_LE );
        testcase( pExpr->op==TK_GT );
        testcase( pExpr->op==TK_GE );
        testcase( pExpr->op==TK_IS );
        testcase( pExpr->op==TK_ISNOT );
        sqlite3ErrorMsg(pParse, "row value misused");
      }
      break; 
    }
  }
  return (pParse->nErr || pParse->db->mallocFailed) ? WRC_Abort : WRC_Continue;
}

/*
** pEList is a list of expressions which are really the result set of the
** a SELECT statement.  pE is a term in an ORDER BY or GROUP BY clause.
................................................................................
**    May you share freely, never taking more than you give.
**
*************************************************************************
** This file contains routines used for analyzing expressions and
** for generating VDBE code that evaluates expressions in SQLite.
*/
/* #include "sqliteInt.h" */

/* Forward declarations */
static void exprCodeBetween(Parse*,Expr*,int,void(*)(Parse*,Expr*,int,int),int);
static int exprCodeVector(Parse *pParse, Expr *p, int *piToFree);

/*
** Return the affinity character for a single column of a table.
*/
SQLITE_PRIVATE char sqlite3TableColumnAffinity(Table *pTab, int iCol){
  assert( iCol<pTab->nCol );
  return iCol>=0 ? pTab->aCol[iCol].affinity : SQLITE_AFF_INTEGER;
}

/*
** Return the 'affinity' of the expression pExpr if any.
**
** If pExpr is a column, a reference to a column via an 'AS' alias,
** or a sub-select with a column as the return value, then the 
** affinity of that column is returned. Otherwise, 0x00 is returned,
................................................................................
  pExpr = sqlite3ExprSkipCollate(pExpr);
  if( pExpr->flags & EP_Generic ) return 0;
  op = pExpr->op;
  if( op==TK_SELECT ){
    assert( pExpr->flags&EP_xIsSelect );
    return sqlite3ExprAffinity(pExpr->x.pSelect->pEList->a[0].pExpr);
  }
  if( op==TK_REGISTER ) op = pExpr->op2;
#ifndef SQLITE_OMIT_CAST
  if( op==TK_CAST ){
    assert( !ExprHasProperty(pExpr, EP_IntValue) );
    return sqlite3AffinityType(pExpr->u.zToken, 0);
  }
#endif
  if( op==TK_AGG_COLUMN || op==TK_COLUMN ){
    return sqlite3TableColumnAffinity(pExpr->pTab, pExpr->iColumn);
  }
  if( op==TK_SELECT_COLUMN ){
    assert( pExpr->pLeft->flags&EP_xIsSelect );
    return sqlite3ExprAffinity(
        pExpr->pLeft->x.pSelect->pEList->a[pExpr->iColumn].pExpr
    );

  }
  return pExpr->affinity;
}

/*
** Set the collating sequence for expression pExpr to be the collating
** sequence named by pToken.   Return a pointer to a new Expr node that
................................................................................
          pExpr->op==TK_NE || pExpr->op==TK_IS || pExpr->op==TK_ISNOT );
  assert( pExpr->pLeft );
  aff = sqlite3ExprAffinity(pExpr->pLeft);
  if( pExpr->pRight ){
    aff = sqlite3CompareAffinity(pExpr->pRight, aff);
  }else if( ExprHasProperty(pExpr, EP_xIsSelect) ){
    aff = sqlite3CompareAffinity(pExpr->x.pSelect->pEList->a[0].pExpr, aff);
  }else if( NEVER(aff==0) ){
    aff = SQLITE_AFF_BLOB;
  }
  return aff;
}

/*
** pExpr is a comparison expression, eg. '=', '<', IN(...) etc.
................................................................................
  p4 = sqlite3BinaryCompareCollSeq(pParse, pLeft, pRight);
  p5 = binaryCompareP5(pLeft, pRight, jumpIfNull);
  addr = sqlite3VdbeAddOp4(pParse->pVdbe, opcode, in2, dest, in1,
                           (void*)p4, P4_COLLSEQ);
  sqlite3VdbeChangeP5(pParse->pVdbe, (u8)p5);
  return addr;
}

/*
** Return true if expression pExpr is a vector, or false otherwise.
**
** A vector is defined as any expression that results in two or more
** columns of result.  Every TK_VECTOR node is an vector because the
** parser will not generate a TK_VECTOR with fewer than two entries.
** But a TK_SELECT might be either a vector or a scalar. It is only
** considered a vector if it has two or more result columns.
*/
SQLITE_PRIVATE int sqlite3ExprIsVector(Expr *pExpr){
  return sqlite3ExprVectorSize(pExpr)>1;
}

/*
** If the expression passed as the only argument is of type TK_VECTOR 
** return the number of expressions in the vector. Or, if the expression
** is a sub-select, return the number of columns in the sub-select. For
** any other type of expression, return 1.
*/
SQLITE_PRIVATE int sqlite3ExprVectorSize(Expr *pExpr){
  u8 op = pExpr->op;
  if( op==TK_REGISTER ) op = pExpr->op2;
  if( op==TK_VECTOR ){
    return pExpr->x.pList->nExpr;
  }else if( op==TK_SELECT ){
    return pExpr->x.pSelect->pEList->nExpr;
  }else{
    return 1;
  }
}

#ifndef SQLITE_OMIT_SUBQUERY
/*
** Return a pointer to a subexpression of pVector that is the i-th
** column of the vector (numbered starting with 0).  The caller must
** ensure that i is within range.
**
** If pVector is really a scalar (and "scalar" here includes subqueries
** that return a single column!) then return pVector unmodified.
**
** pVector retains ownership of the returned subexpression.
**
** If the vector is a (SELECT ...) then the expression returned is
** just the expression for the i-th term of the result set, and may
** not be ready for evaluation because the table cursor has not yet
** been positioned.
*/
SQLITE_PRIVATE Expr *sqlite3VectorFieldSubexpr(Expr *pVector, int i){
  assert( i<sqlite3ExprVectorSize(pVector) );
  if( sqlite3ExprIsVector(pVector) ){
    assert( pVector->op2==0 || pVector->op==TK_REGISTER );
    if( pVector->op==TK_SELECT || pVector->op2==TK_SELECT ){
      return pVector->x.pSelect->pEList->a[i].pExpr;
    }else{
      return pVector->x.pList->a[i].pExpr;
    }
  }
  return pVector;
}
#endif /* !defined(SQLITE_OMIT_SUBQUERY) */

#ifndef SQLITE_OMIT_SUBQUERY
/*
** Compute and return a new Expr object which when passed to
** sqlite3ExprCode() will generate all necessary code to compute
** the iField-th column of the vector expression pVector.
**
** It is ok for pVector to be a scalar (as long as iField==0).  
** In that case, this routine works like sqlite3ExprDup().
**
** The caller owns the returned Expr object and is responsible for
** ensuring that the returned value eventually gets freed.
**
** The caller retains ownership of pVector.  If pVector is a TK_SELECT,
** then the returned object will reference pVector and so pVector must remain
** valid for the life of the returned object.  If pVector is a TK_VECTOR
** or a scalar expression, then it can be deleted as soon as this routine
** returns.
**
** A trick to cause a TK_SELECT pVector to be deleted together with
** the returned Expr object is to attach the pVector to the pRight field
** of the returned TK_SELECT_COLUMN Expr object.
*/
SQLITE_PRIVATE Expr *sqlite3ExprForVectorField(
  Parse *pParse,       /* Parsing context */
  Expr *pVector,       /* The vector.  List of expressions or a sub-SELECT */
  int iField           /* Which column of the vector to return */
){
  Expr *pRet;
  if( pVector->op==TK_SELECT ){
    assert( pVector->flags & EP_xIsSelect );
    /* The TK_SELECT_COLUMN Expr node:
    **
    ** pLeft:           pVector containing TK_SELECT
    ** pRight:          not used.  But recursively deleted.
    ** iColumn:         Index of a column in pVector
    ** pLeft->iTable:   First in an array of register holding result, or 0
    **                  if the result is not yet computed.
    **
    ** sqlite3ExprDelete() specifically skips the recursive delete of
    ** pLeft on TK_SELECT_COLUMN nodes.  But pRight is followed, so pVector
    ** can be attached to pRight to cause this node to take ownership of
    ** pVector.  Typically there will be multiple TK_SELECT_COLUMN nodes
    ** with the same pLeft pointer to the pVector, but only one of them
    ** will own the pVector.
    */
    pRet = sqlite3PExpr(pParse, TK_SELECT_COLUMN, 0, 0, 0);
    if( pRet ){
      pRet->iColumn = iField;
      pRet->pLeft = pVector;
    }
    assert( pRet==0 || pRet->iTable==0 );
  }else{
    if( pVector->op==TK_VECTOR ) pVector = pVector->x.pList->a[iField].pExpr;
    pRet = sqlite3ExprDup(pParse->db, pVector, 0);
  }
  return pRet;
}
#endif /* !define(SQLITE_OMIT_SUBQUERY) */

/*
** If expression pExpr is of type TK_SELECT, generate code to evaluate
** it. Return the register in which the result is stored (or, if the 
** sub-select returns more than one column, the first in an array
** of registers in which the result is stored).
**
** If pExpr is not a TK_SELECT expression, return 0.
*/
static int exprCodeSubselect(Parse *pParse, Expr *pExpr){
  int reg = 0;
#ifndef SQLITE_OMIT_SUBQUERY
  if( pExpr->op==TK_SELECT ){
    reg = sqlite3CodeSubselect(pParse, pExpr, 0, 0);
  }
#endif
  return reg;
}

/*
** Argument pVector points to a vector expression - either a TK_VECTOR
** or TK_SELECT that returns more than one column. This function returns
** the register number of a register that contains the value of
** element iField of the vector.
**
** If pVector is a TK_SELECT expression, then code for it must have 
** already been generated using the exprCodeSubselect() routine. In this
** case parameter regSelect should be the first in an array of registers
** containing the results of the sub-select. 
**
** If pVector is of type TK_VECTOR, then code for the requested field
** is generated. In this case (*pRegFree) may be set to the number of
** a temporary register to be freed by the caller before returning.
**
** Before returning, output parameter (*ppExpr) is set to point to the
** Expr object corresponding to element iElem of the vector.
*/
static int exprVectorRegister(
  Parse *pParse,                  /* Parse context */
  Expr *pVector,                  /* Vector to extract element from */
  int iField,                     /* Field to extract from pVector */
  int regSelect,                  /* First in array of registers */
  Expr **ppExpr,                  /* OUT: Expression element */
  int *pRegFree                   /* OUT: Temp register to free */
){
  u8 op = pVector->op;
  assert( op==TK_VECTOR || op==TK_REGISTER || op==TK_SELECT );
  if( op==TK_REGISTER ){
    *ppExpr = sqlite3VectorFieldSubexpr(pVector, iField);
    return pVector->iTable+iField;
  }
  if( op==TK_SELECT ){
    *ppExpr = pVector->x.pSelect->pEList->a[iField].pExpr;
     return regSelect+iField;
  }
  *ppExpr = pVector->x.pList->a[iField].pExpr;
  return sqlite3ExprCodeTemp(pParse, *ppExpr, pRegFree);
}

/*
** Expression pExpr is a comparison between two vector values. Compute
** the result of the comparison (1, 0, or NULL) and write that
** result into register dest.
**
** The caller must satisfy the following preconditions:
**
**    if pExpr->op==TK_IS:      op==TK_EQ and p5==SQLITE_NULLEQ
**    if pExpr->op==TK_ISNOT:   op==TK_NE and p5==SQLITE_NULLEQ
**    otherwise:                op==pExpr->op and p5==0
*/
static void codeVectorCompare(
  Parse *pParse,        /* Code generator context */
  Expr *pExpr,          /* The comparison operation */
  int dest,             /* Write results into this register */
  u8 op,                /* Comparison operator */
  u8 p5                 /* SQLITE_NULLEQ or zero */
){
  Vdbe *v = pParse->pVdbe;
  Expr *pLeft = pExpr->pLeft;
  Expr *pRight = pExpr->pRight;
  int nLeft = sqlite3ExprVectorSize(pLeft);
  int i;
  int regLeft = 0;
  int regRight = 0;
  u8 opx = op;
  int addrDone = sqlite3VdbeMakeLabel(v);

  assert( nLeft==sqlite3ExprVectorSize(pRight) );
  assert( pExpr->op==TK_EQ || pExpr->op==TK_NE 
       || pExpr->op==TK_IS || pExpr->op==TK_ISNOT 
       || pExpr->op==TK_LT || pExpr->op==TK_GT 
       || pExpr->op==TK_LE || pExpr->op==TK_GE 
  );
  assert( pExpr->op==op || (pExpr->op==TK_IS && op==TK_EQ)
            || (pExpr->op==TK_ISNOT && op==TK_NE) );
  assert( p5==0 || pExpr->op!=op );
  assert( p5==SQLITE_NULLEQ || pExpr->op==op );

  p5 |= SQLITE_STOREP2;
  if( opx==TK_LE ) opx = TK_LT;
  if( opx==TK_GE ) opx = TK_GT;

  regLeft = exprCodeSubselect(pParse, pLeft);
  regRight = exprCodeSubselect(pParse, pRight);

  for(i=0; 1 /*Loop exits by "break"*/; i++){
    int regFree1 = 0, regFree2 = 0;
    Expr *pL, *pR; 
    int r1, r2;
    assert( i>=0 && i<nLeft );
    if( i>0 ) sqlite3ExprCachePush(pParse);
    r1 = exprVectorRegister(pParse, pLeft, i, regLeft, &pL, &regFree1);
    r2 = exprVectorRegister(pParse, pRight, i, regRight, &pR, &regFree2);
    codeCompare(pParse, pL, pR, opx, r1, r2, dest, p5);
    testcase(op==OP_Lt); VdbeCoverageIf(v,op==OP_Lt);
    testcase(op==OP_Le); VdbeCoverageIf(v,op==OP_Le);
    testcase(op==OP_Gt); VdbeCoverageIf(v,op==OP_Gt);
    testcase(op==OP_Ge); VdbeCoverageIf(v,op==OP_Ge);
    testcase(op==OP_Eq); VdbeCoverageIf(v,op==OP_Eq);
    testcase(op==OP_Ne); VdbeCoverageIf(v,op==OP_Ne);
    sqlite3ReleaseTempReg(pParse, regFree1);
    sqlite3ReleaseTempReg(pParse, regFree2);
    if( i>0 ) sqlite3ExprCachePop(pParse);
    if( i==nLeft-1 ){
      break;
    }
    if( opx==TK_EQ ){
      sqlite3VdbeAddOp2(v, OP_IfNot, dest, addrDone); VdbeCoverage(v);
      p5 |= SQLITE_KEEPNULL;
    }else if( opx==TK_NE ){
      sqlite3VdbeAddOp2(v, OP_If, dest, addrDone); VdbeCoverage(v);
      p5 |= SQLITE_KEEPNULL;
    }else{
      assert( op==TK_LT || op==TK_GT || op==TK_LE || op==TK_GE );
      sqlite3VdbeAddOp2(v, OP_ElseNotEq, 0, addrDone);
      VdbeCoverageIf(v, op==TK_LT);
      VdbeCoverageIf(v, op==TK_GT);
      VdbeCoverageIf(v, op==TK_LE);
      VdbeCoverageIf(v, op==TK_GE);
      if( i==nLeft-2 ) opx = op;
    }
  }
  sqlite3VdbeResolveLabel(v, addrDone);
}

#if SQLITE_MAX_EXPR_DEPTH>0
/*
** Check that argument nHeight is less than or equal to the maximum
** expression depth allowed. If it is not, leave an error message in
** pParse.
*/
................................................................................
static SQLITE_NOINLINE void sqlite3ExprDeleteNN(sqlite3 *db, Expr *p){
  assert( p!=0 );
  /* Sanity check: Assert that the IntValue is non-negative if it exists */
  assert( !ExprHasProperty(p, EP_IntValue) || p->u.iValue>=0 );
  if( !ExprHasProperty(p, EP_TokenOnly) ){
    /* The Expr.x union is never used at the same time as Expr.pRight */
    assert( p->x.pList==0 || p->pRight==0 );
    if( p->pLeft && p->op!=TK_SELECT_COLUMN ) sqlite3ExprDeleteNN(db, p->pLeft);
    sqlite3ExprDelete(db, p->pRight);
    if( ExprHasProperty(p, EP_MemToken) ) sqlite3DbFree(db, p->u.zToken);
    if( ExprHasProperty(p, EP_xIsSelect) ){
      sqlite3SelectDelete(db, p->x.pSelect);
    }else{
      sqlite3ExprListDelete(db, p->x.pList);
    }
................................................................................
                       exprDup(db, p->pRight, EXPRDUP_REDUCE, &zAlloc) : 0;
      }
      if( pzBuffer ){
        *pzBuffer = zAlloc;
      }
    }else{
      if( !ExprHasProperty(p, EP_TokenOnly) ){
        if( pNew->op==TK_SELECT_COLUMN ){
          pNew->pLeft = p->pLeft;
        }else{
          pNew->pLeft = sqlite3ExprDup(db, p->pLeft, 0);
        }
        pNew->pRight = sqlite3ExprDup(db, p->pRight, 0);
      }
    }
  }
  return pNew;
}

................................................................................

no_mem:     
  /* Avoid leaking memory if malloc has failed. */
  sqlite3ExprDelete(db, pExpr);
  sqlite3ExprListDelete(db, pList);
  return 0;
}

/*
** pColumns and pExpr form a vector assignment which is part of the SET
** clause of an UPDATE statement.  Like this:
**
**        (a,b,c) = (expr1,expr2,expr3)
** Or:    (a,b,c) = (SELECT x,y,z FROM ....)
**
** For each term of the vector assignment, append new entries to the
** expression list pList.  In the case of a subquery on the LHS, append
** TK_SELECT_COLUMN expressions.
*/
SQLITE_PRIVATE ExprList *sqlite3ExprListAppendVector(
  Parse *pParse,         /* Parsing context */
  ExprList *pList,       /* List to which to append. Might be NULL */
  IdList *pColumns,      /* List of names of LHS of the assignment */
  Expr *pExpr            /* Vector expression to be appended. Might be NULL */
){
  sqlite3 *db = pParse->db;
  int n;
  int i;
  int iFirst = pList ? pList->nExpr : 0;
  /* pColumns can only be NULL due to an OOM but an OOM will cause an
  ** exit prior to this routine being invoked */
  if( NEVER(pColumns==0) ) goto vector_append_error;
  if( pExpr==0 ) goto vector_append_error;
  n = sqlite3ExprVectorSize(pExpr);
  if( pColumns->nId!=n ){
    sqlite3ErrorMsg(pParse, "%d columns assigned %d values",
                    pColumns->nId, n);
    goto vector_append_error;
  }
  for(i=0; i<n; i++){
    Expr *pSubExpr = sqlite3ExprForVectorField(pParse, pExpr, i);
    pList = sqlite3ExprListAppend(pParse, pList, pSubExpr);
    if( pList ){
      assert( pList->nExpr==iFirst+i+1 );
      pList->a[pList->nExpr-1].zName = pColumns->a[i].zName;
      pColumns->a[i].zName = 0;
    }
  }
  if( pExpr->op==TK_SELECT ){
    if( pList && pList->a[iFirst].pExpr ){
      assert( pList->a[iFirst].pExpr->op==TK_SELECT_COLUMN );
      pList->a[iFirst].pExpr->pRight = pExpr;
      pExpr = 0;
    }
  }

vector_append_error:
  sqlite3ExprDelete(db, pExpr);
  sqlite3IdListDelete(db, pColumns);
  return pList;
}

/*
** Set the sort order for the last element on the given ExprList.
*/
SQLITE_PRIVATE void sqlite3ExprListSetSortOrder(ExprList *p, int iSortOrder){
  if( p==0 ) return;
  assert( SQLITE_SO_UNDEFINED<0 && SQLITE_SO_ASC>=0 && SQLITE_SO_DESC>0 );
................................................................................
** table, then return NULL.
*/
#ifndef SQLITE_OMIT_SUBQUERY
static Select *isCandidateForInOpt(Expr *pX){
  Select *p;
  SrcList *pSrc;
  ExprList *pEList;

  Table *pTab;
  int i;
  if( !ExprHasProperty(pX, EP_xIsSelect) ) return 0;  /* Not a subquery */
  if( ExprHasProperty(pX, EP_VarSelect)  ) return 0;  /* Correlated subq */
  p = pX->x.pSelect;
  if( p->pPrior ) return 0;              /* Not a compound SELECT */
  if( p->selFlags & (SF_Distinct|SF_Aggregate) ){
    testcase( (p->selFlags & (SF_Distinct|SF_Aggregate))==SF_Distinct );
    testcase( (p->selFlags & (SF_Distinct|SF_Aggregate))==SF_Aggregate );
................................................................................
  if( pSrc->nSrc!=1 ) return 0;          /* Single term in FROM clause */
  if( pSrc->a[0].pSelect ) return 0;     /* FROM is not a subquery or view */
  pTab = pSrc->a[0].pTab;
  assert( pTab!=0 );
  assert( pTab->pSelect==0 );            /* FROM clause is not a view */
  if( IsVirtual(pTab) ) return 0;        /* FROM clause not a virtual table */
  pEList = p->pEList;
  assert( pEList!=0 );
  /* All SELECT results must be columns. */
  for(i=0; i<pEList->nExpr; i++){
    Expr *pRes = pEList->a[i].pExpr;
    if( pRes->op!=TK_COLUMN ) return 0;
    assert( pRes->iTable==pSrc->a[0].iCursor );  /* Not a correlated subquery */
  }
  return p;
}
#endif /* SQLITE_OMIT_SUBQUERY */

/*
** Code an OP_Once instruction and allocate space for its flag. Return the 
** address of the new instruction.
*/
SQLITE_PRIVATE int sqlite3CodeOnce(Parse *pParse){
  Vdbe *v = sqlite3GetVdbe(pParse);      /* Virtual machine being coded */
  return sqlite3VdbeAddOp1(v, OP_Once, pParse->nOnce++);
}

#ifndef SQLITE_OMIT_SUBQUERY
/*
** Generate code that checks the left-most column of index table iCur to see if
** it contains any NULL entries.  Cause the register at regHasNull to be set
** to a non-NULL value if iCur contains no NULLs.  Cause register regHasNull
** to be set to NULL if iCur contains one or more NULL values.
*/
static void sqlite3SetHasNullFlag(Vdbe *v, int iCur, int regHasNull){
................................................................................
  sqlite3VdbeAddOp2(v, OP_Integer, 0, regHasNull);
  addr1 = sqlite3VdbeAddOp1(v, OP_Rewind, iCur); VdbeCoverage(v);
  sqlite3VdbeAddOp3(v, OP_Column, iCur, 0, regHasNull);
  sqlite3VdbeChangeP5(v, OPFLAG_TYPEOFARG);
  VdbeComment((v, "first_entry_in(%d)", iCur));
  sqlite3VdbeJumpHere(v, addr1);
}
#endif


#ifndef SQLITE_OMIT_SUBQUERY
/*
** The argument is an IN operator with a list (not a subquery) on the 
** right-hand side.  Return TRUE if that list is constant.
*/
................................................................................
**                         populated epheremal table.
**   IN_INDEX_NOOP       - No cursor was allocated.  The IN operator must be
**                         implemented as a sequence of comparisons.
**
** An existing b-tree might be used if the RHS expression pX is a simple
** subquery such as:
**
**     SELECT <column1>, <column2>... FROM <table>
**
** If the RHS of the IN operator is a list or a more complex subquery, then
** an ephemeral table might need to be generated from the RHS and then
** pX->iTable made to point to the ephemeral table instead of an
** existing table.
**
** The inFlags parameter must contain exactly one of the bits
................................................................................
** IN_INDEX_MEMBERSHIP, then the generated table will be used for a
** fast membership test.  When the IN_INDEX_LOOP bit is set, the
** IN index will be used to loop over all values of the RHS of the
** IN operator.
**
** When IN_INDEX_LOOP is used (and the b-tree will be used to iterate
** through the set members) then the b-tree must not contain duplicates.
** An epheremal table must be used unless the selected columns are guaranteed
** to be unique - either because it is an INTEGER PRIMARY KEY or due to
** a UNIQUE constraint or index.
**
** When IN_INDEX_MEMBERSHIP is used (and the b-tree will be used 
** for fast set membership tests) then an epheremal table must 
** be used unless <columns> is a single INTEGER PRIMARY KEY column or an 
** index can be found with the specified <columns> as its left-most.
**
** If the IN_INDEX_NOOP_OK and IN_INDEX_MEMBERSHIP are both set and
** if the RHS of the IN operator is a list (not a subquery) then this
** routine might decide that creating an ephemeral b-tree for membership
** testing is too expensive and return IN_INDEX_NOOP.  In that case, the
** calling routine should implement the IN operator using a sequence
** of Eq or Ne comparison operations.
................................................................................
** to *prRhsHasNull. If there is no chance that the (...) contains a
** NULL value, then *prRhsHasNull is left unchanged.
**
** If a register is allocated and its location stored in *prRhsHasNull, then
** the value in that register will be NULL if the b-tree contains one or more
** NULL values, and it will be some non-NULL value if the b-tree contains no
** NULL values.
**
** If the aiMap parameter is not NULL, it must point to an array containing
** one element for each column returned by the SELECT statement on the RHS
** of the IN(...) operator. The i'th entry of the array is populated with the
** offset of the index column that matches the i'th column returned by the
** SELECT. For example, if the expression and selected index are:
**
**   (?,?,?) IN (SELECT a, b, c FROM t1)
**   CREATE INDEX i1 ON t1(b, c, a);
**
** then aiMap[] is populated with {2, 0, 1}.
*/
#ifndef SQLITE_OMIT_SUBQUERY
SQLITE_PRIVATE int sqlite3FindInIndex(
  Parse *pParse,             /* Parsing context */
  Expr *pX,                  /* The right-hand side (RHS) of the IN operator */
  u32 inFlags,               /* IN_INDEX_LOOP, _MEMBERSHIP, and/or _NOOP_OK */
  int *prRhsHasNull,         /* Register holding NULL status.  See notes */
  int *aiMap                 /* Mapping from Index fields to RHS fields */
){
  Select *p;                            /* SELECT to the right of IN operator */
  int eType = 0;                        /* Type of RHS table. IN_INDEX_* */
  int iTab = pParse->nTab++;            /* Cursor of the RHS table */
  int mustBeUnique;                     /* True if RHS must be unique */
  Vdbe *v = sqlite3GetVdbe(pParse);     /* Virtual machine being coded */

  assert( pX->op==TK_IN );
  mustBeUnique = (inFlags & IN_INDEX_LOOP)!=0;

  /* If the RHS of this IN(...) operator is a SELECT, and if it matters 
  ** whether or not the SELECT result contains NULL values, check whether
  ** or not NULL is actually possible (it may not be, for example, due 
  ** to NOT NULL constraints in the schema). If no NULL values are possible,
  ** set prRhsHasNull to 0 before continuing.  */
  if( prRhsHasNull && (pX->flags & EP_xIsSelect) ){
    int i;
    ExprList *pEList = pX->x.pSelect->pEList;
    for(i=0; i<pEList->nExpr; i++){
      if( sqlite3ExprCanBeNull(pEList->a[i].pExpr) ) break;
    }
    if( i==pEList->nExpr ){
      prRhsHasNull = 0;
    }
  }

  /* Check to see if an existing table or index can be used to
  ** satisfy the query.  This is preferable to generating a new 
  ** ephemeral table.  */

  if( pParse->nErr==0 && (p = isCandidateForInOpt(pX))!=0 ){
    sqlite3 *db = pParse->db;              /* Database connection */
    Table *pTab;                           /* Table <table>. */


    i16 iDb;                               /* Database idx for pTab */
    ExprList *pEList = p->pEList;
    int nExpr = pEList->nExpr;

    assert( p->pEList!=0 );             /* Because of isCandidateForInOpt(p) */
    assert( p->pEList->a[0].pExpr!=0 ); /* Because of isCandidateForInOpt(p) */
    assert( p->pSrc!=0 );               /* Because of isCandidateForInOpt(p) */
    pTab = p->pSrc->a[0].pTab;



    /* Code an OP_Transaction and OP_TableLock for <table>. */
    iDb = sqlite3SchemaToIndex(db, pTab->pSchema);
    sqlite3CodeVerifySchema(pParse, iDb);
    sqlite3TableLock(pParse, iDb, pTab->tnum, 0, pTab->zName);

    assert(v);  /* sqlite3GetVdbe() has always been previously called */
    if( nExpr==1 && pEList->a[0].pExpr->iColumn<0 ){
      /* The "x IN (SELECT rowid FROM table)" case */



      int iAddr = sqlite3CodeOnce(pParse);
      VdbeCoverage(v);

      sqlite3OpenTable(pParse, iTab, iDb, pTab, OP_OpenRead);
      eType = IN_INDEX_ROWID;

      sqlite3VdbeJumpHere(v, iAddr);
    }else{
      Index *pIdx;                         /* Iterator variable */
      int affinity_ok = 1;
      int i;






      /* Check that the affinity that will be used to perform each 
      ** comparison is the same as the affinity of each column in table
      ** on the RHS of the IN operator.  If it not, it is not possible to

      ** use any index of the RHS table.  */
      for(i=0; i<nExpr && affinity_ok; i++){
        Expr *pLhs = sqlite3VectorFieldSubexpr(pX->pLeft, i);
        int iCol = pEList->a[i].pExpr->iColumn;
        char idxaff = sqlite3TableColumnAffinity(pTab,iCol); /* RHS table */
        char cmpaff = sqlite3CompareAffinity(pLhs, idxaff);
        testcase( cmpaff==SQLITE_AFF_BLOB );
        testcase( cmpaff==SQLITE_AFF_TEXT );
        switch( cmpaff ){
          case SQLITE_AFF_BLOB:
            break;
          case SQLITE_AFF_TEXT:
            /* sqlite3CompareAffinity() only returns TEXT if one side or the
            ** other has no affinity and the other side is TEXT.  Hence,
            ** the only way for cmpaff to be TEXT is for idxaff to be TEXT
            ** and for the term on the LHS of the IN to have no affinity. */
            assert( idxaff==SQLITE_AFF_TEXT );
            break;
          default:
            affinity_ok = sqlite3IsNumericAffinity(idxaff);
        }
      }

      if( affinity_ok ){
        /* Search for an existing index that will work for this IN operator */
        for(pIdx=pTab->pIndex; pIdx && eType==0; pIdx=pIdx->pNext){



          Bitmask colUsed;      /* Columns of the index used */
          Bitmask mCol;         /* Mask for the current column */
          if( pIdx->nColumn<nExpr ) continue;
          /* Maximum nColumn is BMS-2, not BMS-1, so that we can compute
          ** BITMASK(nExpr) without overflowing */
          testcase( pIdx->nColumn==BMS-2 );
          testcase( pIdx->nColumn==BMS-1 );
          if( pIdx->nColumn>=BMS-1 ) continue;
          if( mustBeUnique ){
            if( pIdx->nKeyCol>nExpr
             ||(pIdx->nColumn>nExpr && !IsUniqueIndex(pIdx))
            ){
              continue;  /* This index is not unique over the IN RHS columns */
            }
          }
  
          colUsed = 0;   /* Columns of index used so far */
          for(i=0; i<nExpr; i++){
            Expr *pLhs = sqlite3VectorFieldSubexpr(pX->pLeft, i);
            Expr *pRhs = pEList->a[i].pExpr;
            CollSeq *pReq = sqlite3BinaryCompareCollSeq(pParse, pLhs, pRhs);
            int j;
  
            assert( pReq!=0 || pRhs->iColumn==XN_ROWID || pParse->nErr );
            for(j=0; j<nExpr; j++){
              if( pIdx->aiColumn[j]!=pRhs->iColumn ) continue;
              assert( pIdx->azColl[j] );
              if( pReq!=0 && sqlite3StrICmp(pReq->zName, pIdx->azColl[j])!=0 ){
                continue;
              }
              break;
            }
            if( j==nExpr ) break;
            mCol = MASKBIT(j);
            if( mCol & colUsed ) break; /* Each column used only once */
            colUsed |= mCol;
            if( aiMap ) aiMap[i] = j;
          }
  
          assert( i==nExpr || colUsed!=(MASKBIT(nExpr)-1) );
          if( colUsed==(MASKBIT(nExpr)-1) ){
            /* If we reach this point, that means the index pIdx is usable */
            int iAddr = sqlite3CodeOnce(pParse); VdbeCoverage(v);
  #ifndef SQLITE_OMIT_EXPLAIN
            sqlite3VdbeAddOp4(v, OP_Explain, 0, 0, 0,
              sqlite3MPrintf(db, "USING INDEX %s FOR IN-OPERATOR",pIdx->zName),
              P4_DYNAMIC);
  #endif
            sqlite3VdbeAddOp3(v, OP_OpenRead, iTab, pIdx->tnum, iDb);
            sqlite3VdbeSetP4KeyInfo(pParse, pIdx);
            VdbeComment((v, "%s", pIdx->zName));
            assert( IN_INDEX_INDEX_DESC == IN_INDEX_INDEX_ASC+1 );
            eType = IN_INDEX_INDEX_ASC + pIdx->aSortOrder[0];
  
            if( prRhsHasNull ){
              *prRhsHasNull = ++pParse->nMem;
  #ifdef SQLITE_ENABLE_COLUMN_USED_MASK

              i64 mask = (1<<nExpr)-1;
              sqlite3VdbeAddOp4Dup8(v, OP_ColumnsUsed, 
                  iTab, 0, 0, (u8*)&mask, P4_INT64);
  #endif

              if( nExpr==1 ){
                sqlite3SetHasNullFlag(v, iTab, *prRhsHasNull);
              }
            }
            sqlite3VdbeJumpHere(v, iAddr);
          }



        } /* End loop over indexes */
      } /* End if( affinity_ok ) */
    } /* End if not an rowid index */
  } /* End attempt to optimize using an index */

  /* If no preexisting index is available for the IN clause
  ** and IN_INDEX_NOOP is an allowed reply
  ** and the RHS of the IN operator is a list, not a subquery
  ** and the RHS is not constant or has two or fewer terms,
  ** then it is not worth creating an ephemeral table to evaluate
  ** the IN operator so return IN_INDEX_NOOP.
................................................................................
  if( eType==0
   && (inFlags & IN_INDEX_NOOP_OK)
   && !ExprHasProperty(pX, EP_xIsSelect)
   && (!sqlite3InRhsIsConstant(pX) || pX->x.pList->nExpr<=2)
  ){
    eType = IN_INDEX_NOOP;
  }


  if( eType==0 ){
    /* Could not find an existing table or index to use as the RHS b-tree.
    ** We will have to generate an ephemeral table to do the job.
    */
    u32 savedNQueryLoop = pParse->nQueryLoop;
    int rMayHaveNull = 0;
................................................................................
      *prRhsHasNull = rMayHaveNull = ++pParse->nMem;
    }
    sqlite3CodeSubselect(pParse, pX, rMayHaveNull, eType==IN_INDEX_ROWID);
    pParse->nQueryLoop = savedNQueryLoop;
  }else{
    pX->iTable = iTab;
  }

  if( aiMap && eType!=IN_INDEX_INDEX_ASC && eType!=IN_INDEX_INDEX_DESC ){
    int i, n;
    n = sqlite3ExprVectorSize(pX->pLeft);
    for(i=0; i<n; i++) aiMap[i] = i;
  }
  return eType;
}
#endif

#ifndef SQLITE_OMIT_SUBQUERY
/*
** Argument pExpr is an (?, ?...) IN(...) expression. This 
** function allocates and returns a nul-terminated string containing 
** the affinities to be used for each column of the comparison.
**
** It is the responsibility of the caller to ensure that the returned
** string is eventually freed using sqlite3DbFree().
*/
static char *exprINAffinity(Parse *pParse, Expr *pExpr){
  Expr *pLeft = pExpr->pLeft;
  int nVal = sqlite3ExprVectorSize(pLeft);
  Select *pSelect = (pExpr->flags & EP_xIsSelect) ? pExpr->x.pSelect : 0;
  char *zRet;

  assert( pExpr->op==TK_IN );
  zRet = sqlite3DbMallocZero(pParse->db, nVal+1);
  if( zRet ){
    int i;
    for(i=0; i<nVal; i++){
      Expr *pA = sqlite3VectorFieldSubexpr(pLeft, i);
      char a = sqlite3ExprAffinity(pA);
      if( pSelect ){
        zRet[i] = sqlite3CompareAffinity(pSelect->pEList->a[i].pExpr, a);
      }else{
        zRet[i] = a;
      }
    }
    zRet[nVal] = '\0';
  }
  return zRet;
}
#endif

#ifndef SQLITE_OMIT_SUBQUERY
/*
** Load the Parse object passed as the first argument with an error 
** message of the form:
**
**   "sub-select returns N columns - expected M"
*/   
SQLITE_PRIVATE void sqlite3SubselectError(Parse *pParse, int nActual, int nExpect){
  const char *zFmt = "sub-select returns %d columns - expected %d";
  sqlite3ErrorMsg(pParse, zFmt, nActual, nExpect);
}
#endif

/*
** Generate code for scalar subqueries used as a subquery expression, EXISTS,
** or IN operators.  Examples:
**
**     (SELECT a FROM b)          -- subquery
**     EXISTS (SELECT a FROM b)   -- EXISTS subquery
................................................................................
** If rMayHaveNull is non-zero, that means that the operation is an IN
** (not a SELECT or EXISTS) and that the RHS might contains NULLs.
** All this routine does is initialize the register given by rMayHaveNull
** to NULL.  Calling routines will take care of changing this register
** value to non-NULL if the RHS is NULL-free.
**
** For a SELECT or EXISTS operator, return the register that holds the
** result.  For a multi-column SELECT, the result is stored in a contiguous
** array of registers and the return value is the register of the left-most
** result column.  Return 0 for IN operators or if an error occurs.
*/
#ifndef SQLITE_OMIT_SUBQUERY
SQLITE_PRIVATE int sqlite3CodeSubselect(
  Parse *pParse,          /* Parsing context */
  Expr *pExpr,            /* The IN, SELECT, or EXISTS operator */
  int rHasNullFlag,       /* Register that records whether NULLs exist in RHS */
  int isRowid             /* If true, LHS of IN operator is a rowid */
................................................................................
){
  int jmpIfDynamic = -1;                      /* One-time test address */
  int rReg = 0;                           /* Register storing resulting */
  Vdbe *v = sqlite3GetVdbe(pParse);
  if( NEVER(v==0) ) return 0;
  sqlite3ExprCachePush(pParse);

  /* The evaluation of the IN/EXISTS/SELECT must be repeated every time it
  ** is encountered if any of the following is true:
  **
  **    *  The right-hand side is a correlated subquery
  **    *  The right-hand side is an expression list containing variables
  **    *  We are inside a trigger
  **
  ** If all of the above are false, then we can run this code just once
  ** save the results, and reuse the same result on subsequent invocations.
................................................................................
    );
    sqlite3VdbeAddOp4(v, OP_Explain, pParse->iSelectId, 0, 0, zMsg, P4_DYNAMIC);
  }
#endif

  switch( pExpr->op ){
    case TK_IN: {

      int addr;                   /* Address of OP_OpenEphemeral instruction */
      Expr *pLeft = pExpr->pLeft; /* the LHS of the IN operator */
      KeyInfo *pKeyInfo = 0;      /* Key information */
      int nVal;                   /* Size of vector pLeft */
      
      nVal = sqlite3ExprVectorSize(pLeft);
      assert( !isRowid || nVal==1 );

      /* Whether this is an 'x IN(SELECT...)' or an 'x IN(<exprlist>)'
      ** expression it is handled the same way.  An ephemeral table is 
      ** filled with index keys representing the results from the 
      ** SELECT or the <exprlist>.
      **
      ** If the 'x' expression is a column value, or the SELECT...
      ** statement returns a column value, then the affinity of that
      ** column is used to build the index keys. If both 'x' and the
      ** SELECT... statement are columns, then numeric affinity is used
      ** if either column has NUMERIC or INTEGER affinity. If neither
      ** 'x' nor the SELECT... statement are columns, then numeric affinity
      ** is used.
      */
      pExpr->iTable = pParse->nTab++;
      addr = sqlite3VdbeAddOp2(v, OP_OpenEphemeral, 
          pExpr->iTable, (isRowid?0:nVal));
      pKeyInfo = isRowid ? 0 : sqlite3KeyInfoAlloc(pParse->db, nVal, 1);

      if( ExprHasProperty(pExpr, EP_xIsSelect) ){
        /* Case 1:     expr IN (SELECT ...)
        **
        ** Generate code to write the results of the select into the temporary
        ** table allocated and opened above.
        */
        Select *pSelect = pExpr->x.pSelect;

        ExprList *pEList = pSelect->pEList;

        assert( !isRowid );
        /* If the LHS and RHS of the IN operator do not match, that
        ** error will have been caught long before we reach this point. */
        if( ALWAYS(pEList->nExpr==nVal) ){
          SelectDest dest;
          int i;
          sqlite3SelectDestInit(&dest, SRT_Set, pExpr->iTable);

          dest.zAffSdst = exprINAffinity(pParse, pExpr);
          assert( (pExpr->iTable&0x0000FFFF)==pExpr->iTable );
          pSelect->iLimit = 0;
          testcase( pSelect->selFlags & SF_Distinct );
          testcase( pKeyInfo==0 ); /* Caused by OOM in sqlite3KeyInfoAlloc() */
          if( sqlite3Select(pParse, pSelect, &dest) ){
            sqlite3DbFree(pParse->db, dest.zAffSdst);
            sqlite3KeyInfoUnref(pKeyInfo);
            return 0;
          }

          sqlite3DbFree(pParse->db, dest.zAffSdst);
          assert( pKeyInfo!=0 ); /* OOM will cause exit after sqlite3Select() */
          assert( pEList!=0 );
          assert( pEList->nExpr>0 );
          assert( sqlite3KeyInfoIsWriteable(pKeyInfo) );
          for(i=0; i<nVal; i++){
            Expr *p = sqlite3VectorFieldSubexpr(pLeft, i);
            pKeyInfo->aColl[i] = sqlite3BinaryCompareCollSeq(
                pParse, p, pEList->a[i].pExpr
            );
          }
        }
      }else if( ALWAYS(pExpr->x.pList!=0) ){
        /* Case 2:     expr IN (exprlist)
        **
        ** For each expression, build an index key from the evaluation and
        ** store it in the temporary table. If <expr> is a column, then use
        ** that columns affinity when building index keys. If <expr> is not
        ** a column, use numeric affinity.
        */
        char affinity;            /* Affinity of the LHS of the IN */
        int i;
        ExprList *pList = pExpr->x.pList;
        struct ExprList_item *pItem;
        int r1, r2, r3;

        affinity = sqlite3ExprAffinity(pLeft);
        if( !affinity ){
          affinity = SQLITE_AFF_BLOB;
        }
        if( pKeyInfo ){
          assert( sqlite3KeyInfoIsWriteable(pKeyInfo) );
          pKeyInfo->aColl[0] = sqlite3ExprCollSeq(pParse, pExpr->pLeft);
        }
................................................................................
      }
      break;
    }

    case TK_EXISTS:
    case TK_SELECT:
    default: {
      /* Case 3:    (SELECT ... FROM ...)
      **     or:    EXISTS(SELECT ... FROM ...)
      **
      ** For a SELECT, generate code to put the values for all columns of
      ** the first row into an array of registers and return the index of
      ** the first register.
      **
      ** If this is an EXISTS, write an integer 0 (not exists) or 1 (exists)

      ** into a register and return that register number.
      **
      ** In both cases, the query is augmented with "LIMIT 1".  Any 
      ** preexisting limit is discarded in place of the new LIMIT 1.
      */
      Select *pSel;                         /* SELECT statement to encode */
      SelectDest dest;                      /* How to deal with SELECT result */
      int nReg;                             /* Registers to allocate */

      testcase( pExpr->op==TK_EXISTS );
      testcase( pExpr->op==TK_SELECT );
      assert( pExpr->op==TK_EXISTS || pExpr->op==TK_SELECT );

      assert( ExprHasProperty(pExpr, EP_xIsSelect) );

      pSel = pExpr->x.pSelect;
      nReg = pExpr->op==TK_SELECT ? pSel->pEList->nExpr : 1;
      sqlite3SelectDestInit(&dest, 0, pParse->nMem+1);
      pParse->nMem += nReg;
      if( pExpr->op==TK_SELECT ){
        dest.eDest = SRT_Mem;
        dest.iSdst = dest.iSDParm;
        dest.nSdst = nReg;
        sqlite3VdbeAddOp3(v, OP_Null, 0, dest.iSDParm, dest.iSDParm+nReg-1);
        VdbeComment((v, "Init subquery result"));
      }else{
        dest.eDest = SRT_Exists;
        sqlite3VdbeAddOp2(v, OP_Integer, 0, dest.iSDParm);
        VdbeComment((v, "Init EXISTS result"));
      }
      sqlite3ExprDelete(pParse->db, pSel->pLimit);
................................................................................
    sqlite3VdbeJumpHere(v, jmpIfDynamic);
  }
  sqlite3ExprCachePop(pParse);

  return rReg;
}
#endif /* SQLITE_OMIT_SUBQUERY */

#ifndef SQLITE_OMIT_SUBQUERY
/*
** Expr pIn is an IN(...) expression. This function checks that the 
** sub-select on the RHS of the IN() operator has the same number of 
** columns as the vector on the LHS. Or, if the RHS of the IN() is not 
** a sub-query, that the LHS is a vector of size 1.
*/
SQLITE_PRIVATE int sqlite3ExprCheckIN(Parse *pParse, Expr *pIn){
  int nVector = sqlite3ExprVectorSize(pIn->pLeft);
  if( (pIn->flags & EP_xIsSelect) ){
    if( nVector!=pIn->x.pSelect->pEList->nExpr ){
      sqlite3SubselectError(pParse, pIn->x.pSelect->pEList->nExpr, nVector);
      return 1;
    }
  }else if( nVector!=1 ){
    if( (pIn->pLeft->flags & EP_xIsSelect) ){
      sqlite3SubselectError(pParse, nVector, 1);
    }else{
      sqlite3ErrorMsg(pParse, "row value misused");
    }
    return 1;
  }
  return 0;
}
#endif

#ifndef SQLITE_OMIT_SUBQUERY
/*
** Generate code for an IN expression.
**
**      x IN (SELECT ...)
**      x IN (value, value, ...)
**
** The left-hand side (LHS) is a scalar or vector expression.  The 
** right-hand side (RHS) is an array of zero or more scalar values, or a
** subquery.  If the RHS is a subquery, the number of result columns must
** match the number of columns in the vector on the LHS.  If the RHS is
** a list of values, the LHS must be a scalar. 
**
** The IN operator is true if the LHS value is contained within the RHS.
** The result is false if the LHS is definitely not in the RHS.  The 
** result is NULL if the presence of the LHS in the RHS cannot be 
** determined due to NULLs.
**
** This routine generates code that jumps to destIfFalse if the LHS is not 
** contained within the RHS.  If due to NULLs we cannot determine if the LHS
** is contained in the RHS then jump to destIfNull.  If the LHS is contained
** within the RHS then fall through.
**
** See the separate in-operator.md documentation file in the canonical
** SQLite source tree for additional information.
*/
static void sqlite3ExprCodeIN(
  Parse *pParse,        /* Parsing and code generating context */
  Expr *pExpr,          /* The IN expression */
  int destIfFalse,      /* Jump here if LHS is not contained in the RHS */
  int destIfNull        /* Jump here if the results are unknown due to NULLs */
){
  int rRhsHasNull = 0;  /* Register that is true if RHS contains NULL values */

  int eType;            /* Type of the RHS */
  int rLhs;             /* Register(s) holding the LHS values */
  int rLhsOrig;         /* LHS values prior to reordering by aiMap[] */
  Vdbe *v;              /* Statement under construction */
  int *aiMap = 0;       /* Map from vector field to index column */
  char *zAff = 0;       /* Affinity string for comparisons */
  int nVector;          /* Size of vectors for this IN operator */
  int iDummy;           /* Dummy parameter to exprCodeVector() */
  Expr *pLeft;          /* The LHS of the IN operator */
  int i;                /* loop counter */
  int destStep2;        /* Where to jump when NULLs seen in step 2 */
  int destStep6 = 0;    /* Start of code for Step 6 */
  int addrTruthOp;      /* Address of opcode that determines the IN is true */
  int destNotNull;      /* Jump here if a comparison is not true in step 6 */
  int addrTop;          /* Top of the step-6 loop */ 


  pLeft = pExpr->pLeft;
  if( sqlite3ExprCheckIN(pParse, pExpr) ) return;
  zAff = exprINAffinity(pParse, pExpr);
  nVector = sqlite3ExprVectorSize(pExpr->pLeft);
  aiMap = (int*)sqlite3DbMallocZero(
      pParse->db, nVector*(sizeof(int) + sizeof(char)) + 1
  );
  if( pParse->db->mallocFailed ) goto sqlite3ExprCodeIN_oom_error;

  /* Attempt to compute the RHS. After this step, if anything other than
  ** IN_INDEX_NOOP is returned, the table opened ith cursor pExpr->iTable 
  ** contains the values that make up the RHS. If IN_INDEX_NOOP is returned,

  ** the RHS has not yet been coded.  */
  v = pParse->pVdbe;
  assert( v!=0 );       /* OOM detected prior to this routine */
  VdbeNoopComment((v, "begin IN expr"));
  eType = sqlite3FindInIndex(pParse, pExpr,
                             IN_INDEX_MEMBERSHIP | IN_INDEX_NOOP_OK,
                             destIfFalse==destIfNull ? 0 : &rRhsHasNull, aiMap);

  assert( pParse->nErr || nVector==1 || eType==IN_INDEX_EPH
       || eType==IN_INDEX_INDEX_ASC || eType==IN_INDEX_INDEX_DESC 


  );
#ifdef SQLITE_DEBUG
  /* Confirm that aiMap[] contains nVector integer values between 0 and
  ** nVector-1. */
  for(i=0; i<nVector; i++){
    int j, cnt;
    for(cnt=j=0; j<nVector; j++) if( aiMap[j]==i ) cnt++;
    assert( cnt==1 );
  }
#endif

  /* Code the LHS, the <expr> from "<expr> IN (...)". If the LHS is a 
  ** vector, then it is stored in an array of nVector registers starting 
  ** at r1.
  **
  ** sqlite3FindInIndex() might have reordered the fields of the LHS vector
  ** so that the fields are in the same order as an existing index.   The
  ** aiMap[] array contains a mapping from the original LHS field order to
  ** the field order that matches the RHS index.
  */
  sqlite3ExprCachePush(pParse);
  rLhsOrig = exprCodeVector(pParse, pLeft, &iDummy);
  for(i=0; i<nVector && aiMap[i]==i; i++){} /* Are LHS fields reordered? */
  if( i==nVector ){
    /* LHS fields are not reordered */
    rLhs = rLhsOrig;
  }else{
    /* Need to reorder the LHS fields according to aiMap */
    rLhs = sqlite3GetTempRange(pParse, nVector);

    for(i=0; i<nVector; i++){
      sqlite3VdbeAddOp3(v, OP_Copy, rLhsOrig+i, rLhs+aiMap[i], 0);
    }
  }

  /* If sqlite3FindInIndex() did not find or create an index that is
  ** suitable for evaluating the IN operator, then evaluate using a
  ** sequence of comparisons.
  **
  ** This is step (1) in the in-operator.md optimized algorithm.
  */
  if( eType==IN_INDEX_NOOP ){
    ExprList *pList = pExpr->x.pList;
    CollSeq *pColl = sqlite3ExprCollSeq(pParse, pExpr->pLeft);
    int labelOk = sqlite3VdbeMakeLabel(v);
    int r2, regToFree;
    int regCkNull = 0;
    int ii;
    assert( !ExprHasProperty(pExpr, EP_xIsSelect) );
    if( destIfNull!=destIfFalse ){
      regCkNull = sqlite3GetTempReg(pParse);
      sqlite3VdbeAddOp3(v, OP_BitAnd, rLhs, rLhs, regCkNull);
    }
    for(ii=0; ii<pList->nExpr; ii++){
      r2 = sqlite3ExprCodeTemp(pParse, pList->a[ii].pExpr, &regToFree);
      if( regCkNull && sqlite3ExprCanBeNull(pList->a[ii].pExpr) ){
        sqlite3VdbeAddOp3(v, OP_BitAnd, regCkNull, r2, regCkNull);
      }
      if( ii<pList->nExpr-1 || destIfNull!=destIfFalse ){
        sqlite3VdbeAddOp4(v, OP_Eq, rLhs, labelOk, r2,
                          (void*)pColl, P4_COLLSEQ);
        VdbeCoverageIf(v, ii<pList->nExpr-1);
        VdbeCoverageIf(v, ii==pList->nExpr-1);
        sqlite3VdbeChangeP5(v, zAff[0]);
      }else{
        assert( destIfNull==destIfFalse );
        sqlite3VdbeAddOp4(v, OP_Ne, rLhs, destIfFalse, r2,
                          (void*)pColl, P4_COLLSEQ); VdbeCoverage(v);
        sqlite3VdbeChangeP5(v, zAff[0] | SQLITE_JUMPIFNULL);
      }
      sqlite3ReleaseTempReg(pParse, regToFree);
    }
    if( regCkNull ){
      sqlite3VdbeAddOp2(v, OP_IsNull, regCkNull, destIfNull); VdbeCoverage(v);
      sqlite3VdbeGoto(v, destIfFalse);
    }
    sqlite3VdbeResolveLabel(v, labelOk);
    sqlite3ReleaseTempReg(pParse, regCkNull);
    goto sqlite3ExprCodeIN_finished;
  }


  /* Step 2: Check to see if the LHS contains any NULL columns.  If the
  ** LHS does contain NULLs then the result must be either FALSE or NULL.
  ** We will then skip the binary search of the RHS.
  */

  if( destIfNull==destIfFalse ){

    destStep2 = destIfFalse;

  }else{

    destStep2 = destStep6 = sqlite3VdbeMakeLabel(v);
  }
  for(i=0; i<nVector; i++){
    Expr *p = sqlite3VectorFieldSubexpr(pExpr->pLeft, i);
    if( sqlite3ExprCanBeNull(p) ){
      sqlite3VdbeAddOp2(v, OP_IsNull, rLhs+i, destStep2);
      VdbeCoverage(v);


    }
  }

  /* Step 3.  The LHS is now known to be non-NULL.  Do the binary search
  ** of the RHS using the LHS as a probe.  If found, the result is
  ** true.
  */
  if( eType==IN_INDEX_ROWID ){
    /* In this case, the RHS is the ROWID of table b-tree and so we also

    ** know that the RHS is non-NULL.  Hence, we combine steps 3 and 4
    ** into a single opcode. */
    sqlite3VdbeAddOp3(v, OP_SeekRowid, pExpr->iTable, destIfFalse, rLhs);
    VdbeCoverage(v);
    addrTruthOp = sqlite3VdbeAddOp0(v, OP_Goto);  /* Return True */
  }else{


    sqlite3VdbeAddOp4(v, OP_Affinity, rLhs, nVector, 0, zAff, nVector);
    if( destIfFalse==destIfNull ){
      /* Combine Step 3 and Step 5 into a single opcode */
      sqlite3VdbeAddOp4Int(v, OP_NotFound, pExpr->iTable, destIfFalse,
                           rLhs, nVector); VdbeCoverage(v);
      goto sqlite3ExprCodeIN_finished;
    }





    /* Ordinary Step 3, for the case where FALSE and NULL are distinct */
    addrTruthOp = sqlite3VdbeAddOp4Int(v, OP_Found, pExpr->iTable, 0,
                                      rLhs, nVector); VdbeCoverage(v);
  }

  /* Step 4.  If the RHS is known to be non-NULL and we did not find
  ** an match on the search above, then the result must be FALSE.
  */

  if( rRhsHasNull && nVector==1 ){



    sqlite3VdbeAddOp2(v, OP_NotNull, rRhsHasNull, destIfFalse);
    VdbeCoverage(v);
  }

  /* Step 5.  If we do not care about the difference between NULL and
  ** FALSE, then just return false. 
  */
  if( destIfFalse==destIfNull ) sqlite3VdbeGoto(v, destIfFalse);

  /* Step 6: Loop through rows of the RHS.  Compare each row to the LHS.
  ** If any comparison is NULL, then the result is NULL.  If all
  ** comparisons are FALSE then the final result is FALSE.
  **


  ** For a scalar LHS, it is sufficient to check just the first row
  ** of the RHS.
  */
  if( destStep6 ) sqlite3VdbeResolveLabel(v, destStep6);
  addrTop = sqlite3VdbeAddOp2(v, OP_Rewind, pExpr->iTable, destIfFalse);
  VdbeCoverage(v);
  if( nVector>1 ){
    destNotNull = sqlite3VdbeMakeLabel(v);
  }else{





    /* For nVector==1, combine steps 6 and 7 by immediately returning
    ** FALSE if the first comparison is not NULL */
    destNotNull = destIfFalse;
  }







  for(i=0; i<nVector; i++){
    Expr *p;
    CollSeq *pColl;
    int r3 = sqlite3GetTempReg(pParse);
    p = sqlite3VectorFieldSubexpr(pLeft, i);
    pColl = sqlite3ExprCollSeq(pParse, p);
    sqlite3VdbeAddOp3(v, OP_Column, pExpr->iTable, i, r3);
    sqlite3VdbeAddOp4(v, OP_Ne, rLhs+i, destNotNull, r3,
                      (void*)pColl, P4_COLLSEQ);
    VdbeCoverage(v);
    sqlite3ReleaseTempReg(pParse, r3);
  }
  sqlite3VdbeAddOp2(v, OP_Goto, 0, destIfNull);
  if( nVector>1 ){
    sqlite3VdbeResolveLabel(v, destNotNull);
    sqlite3VdbeAddOp2(v, OP_Next, pExpr->iTable, addrTop+1);
    VdbeCoverage(v);



    /* Step 7:  If we reach this point, we know that the result must
    ** be false. */
    sqlite3VdbeAddOp2(v, OP_Goto, 0, destIfFalse);
  }

  /* Jumps here in order to return true. */
  sqlite3VdbeJumpHere(v, addrTruthOp);

sqlite3ExprCodeIN_finished:
  if( rLhs!=rLhsOrig ) sqlite3ReleaseTempReg(pParse, rLhs);
  sqlite3ExprCachePop(pParse);
  VdbeComment((v, "end IN expr"));
sqlite3ExprCodeIN_oom_error:
  sqlite3DbFree(pParse->db, aiMap);
  sqlite3DbFree(pParse->db, zAff);
}
#endif /* SQLITE_OMIT_SUBQUERY */

#ifndef SQLITE_OMIT_FLOATING_POINT
/*
** Generate an instruction that will put the floating point
** value described by z[0..n-1] into register iMem.
................................................................................
  }
  return 0;
}
#endif /* SQLITE_DEBUG || SQLITE_COVERAGE_TEST */


/*
** Convert a scalar expression node to a TK_REGISTER referencing
** register iReg.  The caller must ensure that iReg already contains
** the correct value for the expression.
*/
static void exprToRegister(Expr *p, int iReg){
  p->op2 = p->op;
  p->op = TK_REGISTER;
  p->iTable = iReg;
  ExprClearProperty(p, EP_Skip);
}

/*
** Evaluate an expression (either a vector or a scalar expression) and store
** the result in continguous temporary registers.  Return the index of
** the first register used to store the result.
**
** If the returned result register is a temporary scalar, then also write
** that register number into *piFreeable.  If the returned result register
** is not a temporary or if the expression is a vector set *piFreeable
** to 0.
*/
static int exprCodeVector(Parse *pParse, Expr *p, int *piFreeable){
  int iResult;
  int nResult = sqlite3ExprVectorSize(p);
  if( nResult==1 ){
    iResult = sqlite3ExprCodeTemp(pParse, p, piFreeable);
  }else{
    *piFreeable = 0;
    if( p->op==TK_SELECT ){
      iResult = sqlite3CodeSubselect(pParse, p, 0, 0);
    }else{
      int i;
      iResult = pParse->nMem+1;
      pParse->nMem += nResult;
      for(i=0; i<nResult; i++){
        sqlite3ExprCode(pParse, p->x.pList->a[i].pExpr, i+iResult);
      }
    }
  }
  return iResult;
}


/*
** Generate code into the current Vdbe to evaluate the given
** expression.  Attempt to store the results in register "target".
** Return the register where results are stored.
**
** With this routine, there is no guarantee that results will
................................................................................
*/
SQLITE_PRIVATE int sqlite3ExprCodeTarget(Parse *pParse, Expr *pExpr, int target){
  Vdbe *v = pParse->pVdbe;  /* The VM under construction */
  int op;                   /* The opcode being coded */
  int inReg = target;       /* Results stored in register inReg */
  int regFree1 = 0;         /* If non-zero free this temporary register */
  int regFree2 = 0;         /* If non-zero free this temporary register */
  int r1, r2;               /* Various register numbers */
  sqlite3 *db = pParse->db; /* The database connection */
  Expr tempX;               /* Temporary expression node */
  int p5 = 0;

  assert( target>0 && target<=pParse->nMem );
  if( v==0 ){
    assert( pParse->db->mallocFailed );
    return 0;
  }

................................................................................
      sqlite3VdbeAddOp2(v, OP_Cast, target,
                        sqlite3AffinityType(pExpr->u.zToken, 0));
      testcase( usedAsColumnCache(pParse, inReg, inReg) );
      sqlite3ExprCacheAffinityChange(pParse, inReg, 1);
      break;
    }
#endif /* SQLITE_OMIT_CAST */
    case TK_IS:
    case TK_ISNOT:
      op = (op==TK_IS) ? TK_EQ : TK_NE;
      p5 = SQLITE_NULLEQ;
      /* fall-through */
    case TK_LT:
    case TK_LE:
    case TK_GT:
    case TK_GE:
    case TK_NE:
    case TK_EQ: {
      Expr *pLeft = pExpr->pLeft;
      if( sqlite3ExprIsVector(pLeft) ){
        codeVectorCompare(pParse, pExpr, target, op, p5);
      }else{
        r1 = sqlite3ExprCodeTemp(pParse, pLeft, &regFree1);
        r2 = sqlite3ExprCodeTemp(pParse, pExpr->pRight, &regFree2);
        codeCompare(pParse, pLeft, pExpr->pRight, op,
            r1, r2, inReg, SQLITE_STOREP2 | p5);
        assert(TK_LT==OP_Lt); testcase(op==OP_Lt); VdbeCoverageIf(v,op==OP_Lt);
        assert(TK_LE==OP_Le); testcase(op==OP_Le); VdbeCoverageIf(v,op==OP_Le);
        assert(TK_GT==OP_Gt); testcase(op==OP_Gt); VdbeCoverageIf(v,op==OP_Gt);
        assert(TK_GE==OP_Ge); testcase(op==OP_Ge); VdbeCoverageIf(v,op==OP_Ge);
        assert(TK_EQ==OP_Eq); testcase(op==OP_Eq); VdbeCoverageIf(v,op==OP_Eq);
        assert(TK_NE==OP_Ne); testcase(op==OP_Ne); VdbeCoverageIf(v,op==OP_Ne);
        testcase( regFree1==0 );
        testcase( regFree2==0 );

      }













      break;
    }
    case TK_AND:
    case TK_OR:
    case TK_PLUS:
    case TK_STAR:
    case TK_MINUS:
................................................................................
        sqlite3ReleaseTempRange(pParse, r1, nFarg);
      }
      break;
    }
#ifndef SQLITE_OMIT_SUBQUERY
    case TK_EXISTS:
    case TK_SELECT: {
      int nCol;
      testcase( op==TK_EXISTS );
      testcase( op==TK_SELECT );
      if( op==TK_SELECT && (nCol = pExpr->x.pSelect->pEList->nExpr)!=1 ){
        sqlite3SubselectError(pParse, nCol, 1);
      }else{
        inReg = sqlite3CodeSubselect(pParse, pExpr, 0, 0);
      }
      break;
    }
    case TK_SELECT_COLUMN: {
      if( pExpr->pLeft->iTable==0 ){
        pExpr->pLeft->iTable = sqlite3CodeSubselect(pParse, pExpr->pLeft, 0, 0);
      }
      inReg = pExpr->pLeft->iTable + pExpr->iColumn;
      break;
    }
    case TK_IN: {
      int destIfFalse = sqlite3VdbeMakeLabel(v);
      int destIfNull = sqlite3VdbeMakeLabel(v);
      sqlite3VdbeAddOp2(v, OP_Null, 0, target);
      sqlite3ExprCodeIN(pParse, pExpr, destIfFalse, destIfNull);
................................................................................
    **    x>=y AND x<=z
    **
    ** X is stored in pExpr->pLeft.
    ** Y is stored in pExpr->pList->a[0].pExpr.
    ** Z is stored in pExpr->pList->a[1].pExpr.
    */
    case TK_BETWEEN: {
      exprCodeBetween(pParse, pExpr, target, 0, 0);





















      break;
    }
    case TK_SPAN:
    case TK_COLLATE: 
    case TK_UPLUS: {
      inReg = sqlite3ExprCodeTarget(pParse, pExpr->pLeft, target);
      break;
................................................................................
      ){
        sqlite3VdbeAddOp1(v, OP_RealAffinity, target);
      }
#endif
      break;
    }

    case TK_VECTOR: {
      sqlite3ErrorMsg(pParse, "row value misused");
      break;
    }

    /*
    ** Form A:
    **   CASE x WHEN e1 THEN r1 WHEN e2 THEN r2 ... WHEN eN THEN rN ELSE y END
    **
    ** Form B:
    **   CASE WHEN e1 THEN r1 WHEN e2 THEN r2 ... WHEN eN THEN rN ELSE y END
................................................................................
      pEList = pExpr->x.pList;
      aListelem = pEList->a;
      nExpr = pEList->nExpr;
      endLabel = sqlite3VdbeMakeLabel(v);
      if( (pX = pExpr->pLeft)!=0 ){
        tempX = *pX;
        testcase( pX->op==TK_COLUMN );
        exprToRegister(&tempX, exprCodeVector(pParse, &tempX, &regFree1));
        testcase( regFree1==0 );
        memset(&opCompare, 0, sizeof(opCompare));
        opCompare.op = TK_EQ;
        opCompare.pLeft = &tempX;
        pTest = &opCompare;
        /* Ticket b351d95f9cd5ef17e9d9dbae18f5ca8611190001:
        ** The value in regFree1 might get SCopy-ed into the file result.
        ** So make sure that the regFree1 register is not reused for other
        ** purposes and possibly overwritten.  */
................................................................................
**
** The above is equivalent to 
**
**    x>=y AND x<=z
**
** Code it as such, taking care to do the common subexpression
** elimination of x.
**
** The xJumpIf parameter determines details:
**
**    NULL:                   Store the boolean result in reg[dest]
**    sqlite3ExprIfTrue:      Jump to dest if true
**    sqlite3ExprIfFalse:     Jump to dest if false
**
** The jumpIfNull parameter is ignored if xJumpIf is NULL.
*/
static void exprCodeBetween(
  Parse *pParse,    /* Parsing and code generating context */
  Expr *pExpr,      /* The BETWEEN expression */
  int dest,         /* Jump destination or storage location */
  void (*xJump)(Parse*,Expr*,int,int), /* Action to take */
  int jumpIfNull    /* Take the jump if the BETWEEN is NULL */
){
 Expr exprAnd;     /* The AND operator in  x>=y AND x<=z  */
  Expr compLeft;    /* The  x>=y  term */
  Expr compRight;   /* The  x<=z  term */
  Expr exprX;       /* The  x  subexpression */
  int regFree1 = 0; /* Temporary use register */


  memset(&compLeft, 0, sizeof(Expr));
  memset(&compRight, 0, sizeof(Expr));
  memset(&exprAnd, 0, sizeof(Expr));

  assert( !ExprHasProperty(pExpr, EP_xIsSelect) );
  exprX = *pExpr->pLeft;
  exprAnd.op = TK_AND;
  exprAnd.pLeft = &compLeft;
  exprAnd.pRight = &compRight;
  compLeft.op = TK_GE;
  compLeft.pLeft = &exprX;
  compLeft.pRight = pExpr->x.pList->a[0].pExpr;
  compRight.op = TK_LE;
  compRight.pLeft = &exprX;
  compRight.pRight = pExpr->x.pList->a[1].pExpr;
  exprToRegister(&exprX, exprCodeVector(pParse, &exprX, &regFree1));
  if( xJump ){
    xJump(pParse, &exprAnd, dest, jumpIfNull);
  }else{
    exprX.flags |= EP_FromJoin;
    sqlite3ExprCodeTarget(pParse, &exprAnd, dest);
  }
  sqlite3ReleaseTempReg(pParse, regFree1);

  /* Ensure adequate test coverage */
  testcase( xJump==sqlite3ExprIfTrue  && jumpIfNull==0 && regFree1==0 );
  testcase( xJump==sqlite3ExprIfTrue  && jumpIfNull==0 && regFree1!=0 );
  testcase( xJump==sqlite3ExprIfTrue  && jumpIfNull!=0 && regFree1==0 );
  testcase( xJump==sqlite3ExprIfTrue  && jumpIfNull!=0 && regFree1!=0 );
  testcase( xJump==sqlite3ExprIfFalse && jumpIfNull==0 && regFree1==0 );
  testcase( xJump==sqlite3ExprIfFalse && jumpIfNull==0 && regFree1!=0 );
  testcase( xJump==sqlite3ExprIfFalse && jumpIfNull!=0 && regFree1==0 );
  testcase( xJump==sqlite3ExprIfFalse && jumpIfNull!=0 && regFree1!=0 );
  testcase( xJump==0 );
}

/*
** Generate code for a boolean expression such that a jump is made
** to the label "dest" if the expression is true but execution
** continues straight thru if the expression is false.
**
................................................................................
      /* Fall thru */
    case TK_LT:
    case TK_LE:
    case TK_GT:
    case TK_GE:
    case TK_NE:
    case TK_EQ: {
      if( sqlite3ExprIsVector(pExpr->pLeft) ) goto default_expr;
      testcase( jumpIfNull==0 );
      r1 = sqlite3ExprCodeTemp(pParse, pExpr->pLeft, &regFree1);
      r2 = sqlite3ExprCodeTemp(pParse, pExpr->pRight, &regFree2);
      codeCompare(pParse, pExpr->pLeft, pExpr->pRight, op,
                  r1, r2, dest, jumpIfNull);
      assert(TK_LT==OP_Lt); testcase(op==OP_Lt); VdbeCoverageIf(v,op==OP_Lt);
      assert(TK_LE==OP_Le); testcase(op==OP_Le); VdbeCoverageIf(v,op==OP_Le);
................................................................................
      VdbeCoverageIf(v, op==TK_ISNULL);
      VdbeCoverageIf(v, op==TK_NOTNULL);
      testcase( regFree1==0 );
      break;
    }
    case TK_BETWEEN: {
      testcase( jumpIfNull==0 );
      exprCodeBetween(pParse, pExpr, dest, sqlite3ExprIfTrue, jumpIfNull);
      break;
    }
#ifndef SQLITE_OMIT_SUBQUERY
    case TK_IN: {
      int destIfFalse = sqlite3VdbeMakeLabel(v);
      int destIfNull = jumpIfNull ? dest : destIfFalse;
      sqlite3ExprCodeIN(pParse, pExpr, destIfFalse, destIfNull);
      sqlite3VdbeGoto(v, dest);
      sqlite3VdbeResolveLabel(v, destIfFalse);
      break;
    }
#endif
    default: {
    default_expr:
      if( exprAlwaysTrue(pExpr) ){
        sqlite3VdbeGoto(v, dest);
      }else if( exprAlwaysFalse(pExpr) ){
        /* No-op */
      }else{
        r1 = sqlite3ExprCodeTemp(pParse, pExpr, &regFree1);
        sqlite3VdbeAddOp3(v, OP_If, r1, dest, jumpIfNull!=0);
................................................................................
      /* Fall thru */
    case TK_LT:
    case TK_LE:
    case TK_GT:
    case TK_GE:
    case TK_NE:
    case TK_EQ: {
      if( sqlite3ExprIsVector(pExpr->pLeft) ) goto default_expr;
      testcase( jumpIfNull==0 );
      r1 = sqlite3ExprCodeTemp(pParse, pExpr->pLeft, &regFree1);
      r2 = sqlite3ExprCodeTemp(pParse, pExpr->pRight, &regFree2);
      codeCompare(pParse, pExpr->pLeft, pExpr->pRight, op,
                  r1, r2, dest, jumpIfNull);
      assert(TK_LT==OP_Lt); testcase(op==OP_Lt); VdbeCoverageIf(v,op==OP_Lt);
      assert(TK_LE==OP_Le); testcase(op==OP_Le); VdbeCoverageIf(v,op==OP_Le);
................................................................................
      testcase( op==TK_ISNULL );   VdbeCoverageIf(v, op==TK_ISNULL);
      testcase( op==TK_NOTNULL );  VdbeCoverageIf(v, op==TK_NOTNULL);
      testcase( regFree1==0 );
      break;
    }
    case TK_BETWEEN: {
      testcase( jumpIfNull==0 );
      exprCodeBetween(pParse, pExpr, dest, sqlite3ExprIfFalse, jumpIfNull);
      break;
    }
#ifndef SQLITE_OMIT_SUBQUERY
    case TK_IN: {
      if( jumpIfNull ){
        sqlite3ExprCodeIN(pParse, pExpr, dest, dest);
      }else{
................................................................................
        sqlite3ExprCodeIN(pParse, pExpr, dest, destIfNull);
        sqlite3VdbeResolveLabel(v, destIfNull);
      }
      break;
    }
#endif
    default: {
    default_expr: 
      if( exprAlwaysFalse(pExpr) ){
        sqlite3VdbeGoto(v, dest);
      }else if( exprAlwaysTrue(pExpr) ){
        /* no-op */
      }else{
        r1 = sqlite3ExprCodeTemp(pParse, pExpr, &regFree1);
        sqlite3VdbeAddOp3(v, OP_IfNot, r1, dest, jumpIfNull!=0);
................................................................................
      }
    }
    pParse->aTempReg[pParse->nTempReg++] = iReg;
  }
}

/*
** Allocate or deallocate a block of nReg consecutive registers.
*/
SQLITE_PRIVATE int sqlite3GetTempRange(Parse *pParse, int nReg){
  int i, n;
  if( nReg==1 ) return sqlite3GetTempReg(pParse);
  i = pParse->iRangeReg;
  n = pParse->nRangeReg;
  if( nReg<=n ){
    assert( !usedAsColumnCache(pParse, i, i+n-1) );
    pParse->iRangeReg += nReg;
    pParse->nRangeReg -= nReg;
  }else{
    i = pParse->nMem+1;
    pParse->nMem += nReg;
  }
  return i;
}
SQLITE_PRIVATE void sqlite3ReleaseTempRange(Parse *pParse, int iReg, int nReg){
  if( nReg==1 ){
    sqlite3ReleaseTempReg(pParse, iReg);
    return;
  }
  sqlite3ExprCacheRemove(pParse, iReg, nReg);
  if( nReg>pParse->nRangeReg ){
    pParse->nRangeReg = nReg;
    pParse->iRangeReg = iReg;
  }
}

................................................................................
    while( sqlite3VdbeDeletePriorOpcode(v, OP_Close) ){}
    sqlite3VdbeAddOp0(v, OP_Halt);

#if SQLITE_USER_AUTHENTICATION
    if( pParse->nTableLock>0 && db->init.busy==0 ){
      sqlite3UserAuthInit(db);
      if( db->auth.authLevel<UAUTH_User ){

        sqlite3ErrorMsg(pParse, "user not authenticated");
        pParse->rc = SQLITE_AUTH_USER;
        return;
      }
    }
#endif

    /* The cookie mask contains one bit for each database file open.
    ** (Bit 0 is for main, bit 1 is for temp, and so forth.)  Bits are
................................................................................
  }else{
    sqlite3TableLock(pParse, iDb, pTab->tnum, op==OP_OpenWrite, pTab->zName);
  }
  if( piIdxCur ) *piIdxCur = iBase;
  for(i=0, pIdx=pTab->pIndex; pIdx; pIdx=pIdx->pNext, i++){
    int iIdxCur = iBase++;
    assert( pIdx->pSchema==pTab->pSchema );
    if( IsPrimaryKeyIndex(pIdx) && !HasRowid(pTab) ){
      if( piDataCur ) *piDataCur = iIdxCur;
      p5 = 0;
    }
    if( aToOpen==0 || aToOpen[i+1] ){
      sqlite3VdbeAddOp3(v, op, iIdxCur, pIdx->tnum, iDb);
      sqlite3VdbeSetP4KeyInfo(pParse, pIdx);





      sqlite3VdbeChangeP5(v, p5);
      VdbeComment((v, "%s", pIdx->zName));
    }
  }
  if( iBase>pParse->nTab ) pParse->nTab = iBase;
  return i;
}


................................................................................

/*
** Initialize a SelectDest structure.
*/
SQLITE_PRIVATE void sqlite3SelectDestInit(SelectDest *pDest, int eDest, int iParm){
  pDest->eDest = (u8)eDest;
  pDest->iSDParm = iParm;
  pDest->zAffSdst = 0;
  pDest->iSdst = 0;
  pDest->nSdst = 0;
}


/*
** Allocate a new Select structure and return a pointer to that
................................................................................
  r1 = sqlite3GetTempReg(pParse);
  sqlite3VdbeAddOp4Int(v, OP_Found, iTab, addrRepeat, iMem, N); VdbeCoverage(v);
  sqlite3VdbeAddOp3(v, OP_MakeRecord, iMem, N, r1);
  sqlite3VdbeAddOp2(v, OP_IdxInsert, iTab, r1);
  sqlite3ReleaseTempReg(pParse, r1);
}

























/*
** This routine generates the code for the inside of the inner loop
** of a SELECT.
**
** If srcTab is negative, then the pEList expressions
** are evaluated in order to get the data for this row.  If srcTab is
** zero or more, then data is pulled from srcTab and pEList is used only 
................................................................................

#ifndef SQLITE_OMIT_SUBQUERY
    /* If we are creating a set for an "expr IN (SELECT ...)" construct,
    ** then there should be a single item on the stack.  Write this
    ** item into the set table with bogus data.
    */
    case SRT_Set: {



      if( pSort ){
        /* At first glance you would think we could optimize out the
        ** ORDER BY in this case since the order of entries in the set
        ** does not matter.  But there might be a LIMIT clause, in which
        ** case the order does matter */
        pushOntoSorter(
            pParse, pSort, p, regResult, regResult, nResultCol, nPrefixReg);
      }else{
        int r1 = sqlite3GetTempReg(pParse);
        assert( sqlite3Strlen30(pDest->zAffSdst)==nResultCol );
        sqlite3VdbeAddOp4(v, OP_MakeRecord, regResult, nResultCol, 
            r1, pDest->zAffSdst, nResultCol);
        sqlite3ExprCacheAffinityChange(pParse, regResult, nResultCol);
        sqlite3VdbeAddOp2(v, OP_IdxInsert, iParm, r1);
        sqlite3ReleaseTempReg(pParse, r1);
      }
      break;
    }

    /* If any row exist in the result set, record that fact and abort.
................................................................................
    case SRT_Exists: {
      sqlite3VdbeAddOp2(v, OP_Integer, 1, iParm);
      /* The LIMIT clause will terminate the loop for us */
      break;
    }

    /* If this is a scalar select that is part of an expression, then
    ** store the results in the appropriate memory cell or array of 
    ** memory cells and break out of the scan loop.
    */
    case SRT_Mem: {
      assert( nResultCol==pDest->nSdst );
      if( pSort ){
        pushOntoSorter(
            pParse, pSort, p, regResult, regResult, nResultCol, nPrefixReg);
      }else{
        assert( regResult==iParm );
        /* The LIMIT clause will jump out of the loop for us */
      }
      break;
    }
#endif /* #ifndef SQLITE_OMIT_SUBQUERY */
................................................................................
  assert( addrBreak<0 );
  if( pSort->labelBkOut ){
    sqlite3VdbeAddOp2(v, OP_Gosub, pSort->regReturn, pSort->labelBkOut);
    sqlite3VdbeGoto(v, addrBreak);
    sqlite3VdbeResolveLabel(v, pSort->labelBkOut);
  }
  iTab = pSort->iECursor;
  if( eDest==SRT_Output || eDest==SRT_Coroutine || eDest==SRT_Mem ){
    regRowid = 0;
    regRow = pDest->iSdst;
    nSortData = nColumn;
  }else{
    regRowid = sqlite3GetTempReg(pParse);
    regRow = sqlite3GetTempRange(pParse, nColumn);
    nSortData = nColumn;
  }
  nKey = pOrderBy->nExpr - pSort->nOBSat;
  if( pSort->sortFlags & SORTFLAG_UseSorter ){
    int regSortOut = ++pParse->nMem;
    iSortTab = pParse->nTab++;
    if( pSort->labelBkOut ){
      addrOnce = sqlite3CodeOnce(pParse); VdbeCoverage(v);
................................................................................
      sqlite3VdbeAddOp2(v, OP_NewRowid, iParm, regRowid);
      sqlite3VdbeAddOp3(v, OP_Insert, iParm, regRow, regRowid);
      sqlite3VdbeChangeP5(v, OPFLAG_APPEND);
      break;
    }
#ifndef SQLITE_OMIT_SUBQUERY
    case SRT_Set: {
      assert( nColumn==sqlite3Strlen30(pDest->zAffSdst) );
      sqlite3VdbeAddOp4(v, OP_MakeRecord, regRow, nColumn, regRowid,
                        pDest->zAffSdst, nColumn);
      sqlite3ExprCacheAffinityChange(pParse, regRow, nColumn);
      sqlite3VdbeAddOp2(v, OP_IdxInsert, iParm, regRowid);
      break;
    }
    case SRT_Mem: {


      /* The LIMIT clause will terminate the loop for us */
      break;
    }
#endif
    default: {
      assert( eDest==SRT_Output || eDest==SRT_Coroutine ); 
      testcase( eDest==SRT_Output );
................................................................................
      }else{
        sqlite3VdbeAddOp1(v, OP_Yield, pDest->iSDParm);
      }
      break;
    }
  }
  if( regRowid ){
    if( eDest==SRT_Set ){
      sqlite3ReleaseTempRange(pParse, regRow, nColumn);
    }else{
      sqlite3ReleaseTempReg(pParse, regRow);
    }
    sqlite3ReleaseTempReg(pParse, regRowid);
  }
  /* The bottom of the loop
  */
  sqlite3VdbeResolveLabel(v, addrContinue);
  if( pSort->sortFlags & SORTFLAG_UseSorter ){
    sqlite3VdbeAddOp2(v, OP_SorterNext, iTab, addr); VdbeCoverage(v);
................................................................................

/*
** Get a VDBE for the given parser context.  Create a new one if necessary.
** If an error occurs, return NULL and leave a message in pParse.
*/
static SQLITE_NOINLINE Vdbe *allocVdbe(Parse *pParse){
  Vdbe *v = pParse->pVdbe = sqlite3VdbeCreate(pParse);
  if( v ) sqlite3VdbeAddOp2(v, OP_Init, 0, 1);
  if( pParse->pToplevel==0
   && OptimizationEnabled(pParse->db,SQLITE_FactorOutConst)
  ){
    pParse->okConstFactor = 1;
  }
  return v;
}
................................................................................
      sqlite3VdbeChangeP5(v, OPFLAG_APPEND);
      sqlite3ReleaseTempReg(pParse, r2);
      sqlite3ReleaseTempReg(pParse, r1);
      break;
    }

#ifndef SQLITE_OMIT_SUBQUERY
    /* If we are creating a set for an "expr IN (SELECT ...)".


    */
    case SRT_Set: {
      int r1;
      testcase( pIn->nSdst>1 );


      r1 = sqlite3GetTempReg(pParse);
      sqlite3VdbeAddOp4(v, OP_MakeRecord, pIn->iSdst, pIn->nSdst, 
          r1, pDest->zAffSdst, pIn->nSdst);
      sqlite3ExprCacheAffinityChange(pParse, pIn->iSdst, pIn->nSdst);
      sqlite3VdbeAddOp2(v, OP_IdxInsert, pDest->iSDParm, r1);
      sqlite3ReleaseTempReg(pParse, r1);
      break;
    }

    /* If this is a scalar select that is part of an expression, then
    ** store the results in the appropriate memory cell and break out
................................................................................
  assert( p->pEList!=0 );
  isAgg = (p->selFlags & SF_Aggregate)!=0;
#if SELECTTRACE_ENABLED
  if( sqlite3SelectTrace & 0x100 ){
    SELECTTRACE(0x100,pParse,p, ("after name resolution:\n"));
    sqlite3TreeViewSelect(0, p, 0);
  }










#endif

  /* Try to flatten subqueries in the FROM clause up into the main query
  */
#if !defined(SQLITE_OMIT_SUBQUERY) || !defined(SQLITE_OMIT_VIEW)
  for(i=0; !p->pPrior && i<pTabList->nSrc; i++){
    struct SrcList_item *pItem = &pTabList->a[i];
................................................................................
  sqlite3VtabLock(pVTab);
}

/*
** This function is invoked by the vdbe to call the xCreate method
** of the virtual table named zTab in database iDb. 
**
** If an error occurs, *pzErr is set to point to an English language
** description of the error and an SQLITE_XXX error code is returned.
** In this case the caller must call sqlite3DbFree(db, ) on *pzErr.
*/
SQLITE_PRIVATE int sqlite3VtabCallCreate(sqlite3 *db, int iDb, const char *zTab, char **pzErr){
  int rc = SQLITE_OK;
  Table *pTab;
  Module *pMod;
................................................................................
  u8 iSortIdx;          /* Sorting index number.  0==None */
  LogEst rSetup;        /* One-time setup cost (ex: create transient index) */
  LogEst rRun;          /* Cost of running each loop */
  LogEst nOut;          /* Estimated number of output rows */
  union {
    struct {               /* Information for internal btree tables */
      u16 nEq;               /* Number of equality constraints */
      u16 nBtm;              /* Size of BTM vector */
      u16 nTop;              /* Size of TOP vector */
      Index *pIndex;         /* Index used, or NULL */
    } btree;
    struct {               /* Information for virtual tables */
      int idxNum;            /* Index number */
      u8 needFree;           /* True if sqlite3_free(idxStr) is needed */
      i8 isOrdered;          /* True if satisfies ORDER BY */
      u16 omitMask;          /* Terms that may be omitted */
................................................................................
** in prereqRight and prereqAll.  The default is 64 bits, hence SQLite
** is only able to process joins with 64 or fewer tables.
*/
struct WhereTerm {
  Expr *pExpr;            /* Pointer to the subexpression that is this term */
  int iParent;            /* Disable pWC->a[iParent] when this term disabled */
  int leftCursor;         /* Cursor number of X in "X <op> <expr>" */
  int iField;             /* Field in (?,?,?) IN (SELECT...) vector */
  union {
    int leftColumn;         /* Column number of X in "X <op> <expr>" */
    WhereOrInfo *pOrInfo;   /* Extra information if (eOperator & WO_OR)!=0 */
    WhereAndInfo *pAndInfo; /* Extra information if (eOperator& WO_AND)!=0 */
  } u;
  LogEst truthProb;       /* Probability of truth for this expression */
  u16 eOperator;          /* A WO_xx value describing <op> */
................................................................................
#define WHERE_UNQ_WANTED   0x00010000  /* WHERE_ONEROW would have been helpful*/
#define WHERE_PARTIALIDX   0x00020000  /* The automatic index is partial */

/************** End of whereInt.h ********************************************/
/************** Continuing where we left off in wherecode.c ******************/

#ifndef SQLITE_OMIT_EXPLAIN

/*
** Return the name of the i-th column of the pIdx index.
*/
static const char *explainIndexColumnName(Index *pIdx, int i){
  i = pIdx->aiColumn[i];
  if( i==XN_EXPR ) return "<expr>";
  if( i==XN_ROWID ) return "rowid";
  return pIdx->pTable->aCol[i].zName;
}

/*
** This routine is a helper for explainIndexRange() below
**
** pStr holds the text of an expression that we are building up one term
** at a time.  This routine adds a new term to the end of the expression.
** Terms are separated by AND so add the "AND" text for second and subsequent
** terms only.
*/
static void explainAppendTerm(
  StrAccum *pStr,             /* The text expression being built */
  Index *pIdx,                /* Index to read column names from */
  int nTerm,                  /* Number of terms */
  int iTerm,                  /* Zero-based index of first term. */
  int bAnd,                   /* Non-zero to append " AND " */
  const char *zOp             /* Name of the operator */
){
  int i;

  assert( nTerm>=1 );
  if( bAnd ) sqlite3StrAccumAppend(pStr, " AND ", 5);

  if( nTerm>1 ) sqlite3StrAccumAppend(pStr, "(", 1);
  for(i=0; i<nTerm; i++){
    if( i ) sqlite3StrAccumAppend(pStr, ",", 1);
    sqlite3StrAccumAppendAll(pStr, explainIndexColumnName(pIdx, iTerm+i));
  }
  if( nTerm>1 ) sqlite3StrAccumAppend(pStr, ")", 1);

  sqlite3StrAccumAppend(pStr, zOp, 1);

  if( nTerm>1 ) sqlite3StrAccumAppend(pStr, "(", 1);
  for(i=0; i<nTerm; i++){
    if( i ) sqlite3StrAccumAppend(pStr, ",", 1);
    sqlite3StrAccumAppend(pStr, "?", 1);
  }
  if( nTerm>1 ) sqlite3StrAccumAppend(pStr, ")", 1);
}

/*
** Argument pLevel describes a strategy for scanning table pTab. This 
** function appends text to pStr that describes the subset of table
** rows scanned by the strategy in the form of an SQL expression.
**
................................................................................
    const char *z = explainIndexColumnName(pIndex, i);
    if( i ) sqlite3StrAccumAppend(pStr, " AND ", 5);
    sqlite3XPrintf(pStr, i>=nSkip ? "%s=?" : "ANY(%s)", z);
  }

  j = i;
  if( pLoop->wsFlags&WHERE_BTM_LIMIT ){

    explainAppendTerm(pStr, pIndex, pLoop->u.btree.nBtm, j, i, ">");
    i = 1;
  }
  if( pLoop->wsFlags&WHERE_TOP_LIMIT ){

    explainAppendTerm(pStr, pIndex, pLoop->u.btree.nTop, j, i, "<");
  }
  sqlite3StrAccumAppend(pStr, ")", 1);
}

/*
** This function is a no-op unless currently processing an EXPLAIN QUERY PLAN
** command, or if either SQLITE_DEBUG or SQLITE_ENABLE_STMT_SCANSTATUS was
................................................................................
** term was originally TERM_LIKE, then the parent gets TERM_LIKECOND instead.
** The TERM_LIKECOND marking indicates that the term should be coded inside
** a conditional such that is only evaluated on the second pass of a
** LIKE-optimization loop, when scanning BLOBs instead of strings.
*/
static void disableTerm(WhereLevel *pLevel, WhereTerm *pTerm){
  int nLoop = 0;
  while( ALWAYS(pTerm!=0)
      && (pTerm->wtFlags & TERM_CODED)==0
      && (pLevel->iLeftJoin==0 || ExprHasProperty(pTerm->pExpr, EP_FromJoin))
      && (pLevel->notReady & pTerm->prereqAll)==0
  ){
    if( nLoop && (pTerm->wtFlags & TERM_LIKE)!=0 ){
      pTerm->wtFlags |= TERM_LIKECOND;
    }else{
................................................................................
  /* Code the OP_Affinity opcode if there is anything left to do. */
  if( n>0 ){
    sqlite3VdbeAddOp4(v, OP_Affinity, base, n, 0, zAff, n);
    sqlite3ExprCacheAffinityChange(pParse, base, n);
  }
}

/*
** Expression pRight, which is the RHS of a comparison operation, is 
** either a vector of n elements or, if n==1, a scalar expression.
** Before the comparison operation, affinity zAff is to be applied
** to the pRight values. This function modifies characters within the
** affinity string to SQLITE_AFF_BLOB if either:
**
**   * the comparison will be performed with no affinity, or
**   * the affinity change in zAff is guaranteed not to change the value.
*/
static void updateRangeAffinityStr(
  Parse *pParse,                  /* Parse context */
  Expr *pRight,                   /* RHS of comparison */
  int n,                          /* Number of vector elements in comparison */
  char *zAff                      /* Affinity string to modify */
){
  int i;
  for(i=0; i<n; i++){
    Expr *p = sqlite3VectorFieldSubexpr(pRight, i);
    if( sqlite3CompareAffinity(p, zAff[i])==SQLITE_AFF_BLOB
     || sqlite3ExprNeedsNoAffinityChange(p, zAff[i])
    ){
      zAff[i] = SQLITE_AFF_BLOB;
    }
  }
}

/*
** Generate code for a single equality term of the WHERE clause.  An equality
** term can be either X=expr or X IN (...).   pTerm is the term to be 
** coded.
**
** The current value for the constraint is left in a register, the index
** of which is returned.  An attempt is made store the result in iTarget but
** this is only guaranteed for TK_ISNULL and TK_IN constraints.  If the
** constraint is a TK_EQ or TK_IS, then the current value might be left in
** some other register and it is the caller's responsibility to compensate.
**
** For a constraint of the form X=expr, the expression is evaluated in
** straight-line code.  For constraints of the form X IN (...)
** this routine sets up a loop that will iterate over all values of X.
*/
static int codeEqualityTerm(
  Parse *pParse,      /* The parsing context */
  WhereTerm *pTerm,   /* The term of the WHERE clause to be coded */
  WhereLevel *pLevel, /* The level of the FROM clause we are working on */
  int iEq,            /* Index of the equality term within this level */
................................................................................
  int bRev,           /* True for reverse-order IN operations */
  int iTarget         /* Attempt to leave results in this register */
){
  Expr *pX = pTerm->pExpr;
  Vdbe *v = pParse->pVdbe;
  int iReg;                  /* Register holding results */

  assert( pLevel->pWLoop->aLTerm[iEq]==pTerm );
  assert( iTarget>0 );
  if( pX->op==TK_EQ || pX->op==TK_IS ){
    iReg = sqlite3ExprCodeTarget(pParse, pX->pRight, iTarget);
  }else if( pX->op==TK_ISNULL ){
    iReg = iTarget;
    sqlite3VdbeAddOp2(v, OP_Null, 0, iReg);
#ifndef SQLITE_OMIT_SUBQUERY
  }else{
    int eType = IN_INDEX_NOOP;
    int iTab;
    struct InLoop *pIn;
    WhereLoop *pLoop = pLevel->pWLoop;
    int i;
    int nEq = 0;
    int *aiMap = 0;

    if( (pLoop->wsFlags & WHERE_VIRTUALTABLE)==0
      && pLoop->u.btree.pIndex!=0
      && pLoop->u.btree.pIndex->aSortOrder[iEq]
    ){
      testcase( iEq==0 );
      testcase( bRev );
      bRev = !bRev;
    }
    assert( pX->op==TK_IN );
    iReg = iTarget;

    for(i=0; i<iEq; i++){
      if( pLoop->aLTerm[i] && pLoop->aLTerm[i]->pExpr==pX ){
        disableTerm(pLevel, pTerm);
        return iTarget;
      }
    }
    for(i=iEq;i<pLoop->nLTerm; i++){
      if( ALWAYS(pLoop->aLTerm[i]) && pLoop->aLTerm[i]->pExpr==pX ) nEq++;
    }

    if( (pX->flags & EP_xIsSelect)==0 || pX->x.pSelect->pEList->nExpr==1 ){
      eType = sqlite3FindInIndex(pParse, pX, IN_INDEX_LOOP, 0, 0);
    }else{
      Select *pSelect = pX->x.pSelect;
      sqlite3 *db = pParse->db;
      ExprList *pOrigRhs = pSelect->pEList;
      ExprList *pOrigLhs = pX->pLeft->x.pList;
      ExprList *pRhs = 0;         /* New Select.pEList for RHS */
      ExprList *pLhs = 0;         /* New pX->pLeft vector */

      for(i=iEq;i<pLoop->nLTerm; i++){
        if( pLoop->aLTerm[i]->pExpr==pX ){
          int iField = pLoop->aLTerm[i]->iField - 1;
          Expr *pNewRhs = sqlite3ExprDup(db, pOrigRhs->a[iField].pExpr, 0);
          Expr *pNewLhs = sqlite3ExprDup(db, pOrigLhs->a[iField].pExpr, 0);

          pRhs = sqlite3ExprListAppend(pParse, pRhs, pNewRhs);
          pLhs = sqlite3ExprListAppend(pParse, pLhs, pNewLhs);
        }
      }
      if( !db->mallocFailed ){
        Expr *pLeft = pX->pLeft;

        if( pSelect->pOrderBy ){
          /* If the SELECT statement has an ORDER BY clause, zero the 
          ** iOrderByCol variables. These are set to non-zero when an 
          ** ORDER BY term exactly matches one of the terms of the 
          ** result-set. Since the result-set of the SELECT statement may
          ** have been modified or reordered, these variables are no longer 
          ** set correctly.  Since setting them is just an optimization, 
          ** it's easiest just to zero them here.  */
          ExprList *pOrderBy = pSelect->pOrderBy;
          for(i=0; i<pOrderBy->nExpr; i++){
            pOrderBy->a[i].u.x.iOrderByCol = 0;
          }
        }

        /* Take care here not to generate a TK_VECTOR containing only a
        ** single value. Since the parser never creates such a vector, some
        ** of the subroutines do not handle this case.  */
        if( pLhs->nExpr==1 ){
          pX->pLeft = pLhs->a[0].pExpr;
        }else{
          pLeft->x.pList = pLhs;
          aiMap = (int*)sqlite3DbMallocZero(pParse->db, sizeof(int) * nEq);
          testcase( aiMap==0 );
        }
        pSelect->pEList = pRhs;
        eType = sqlite3FindInIndex(pParse, pX, IN_INDEX_LOOP, 0, aiMap);
        testcase( aiMap!=0 && aiMap[0]!=0 );
        pSelect->pEList = pOrigRhs;
        pLeft->x.pList = pOrigLhs;
        pX->pLeft = pLeft;
      }
      sqlite3ExprListDelete(pParse->db, pLhs);
      sqlite3ExprListDelete(pParse->db, pRhs);
    }

    if( eType==IN_INDEX_INDEX_DESC ){
      testcase( bRev );
      bRev = !bRev;
    }
    iTab = pX->iTable;
    sqlite3VdbeAddOp2(v, bRev ? OP_Last : OP_Rewind, iTab, 0);
    VdbeCoverageIf(v, bRev);
    VdbeCoverageIf(v, !bRev);
    assert( (pLoop->wsFlags & WHERE_MULTI_OR)==0 );

    pLoop->wsFlags |= WHERE_IN_ABLE;
    if( pLevel->u.in.nIn==0 ){
      pLevel->addrNxt = sqlite3VdbeMakeLabel(v);
    }

    i = pLevel->u.in.nIn;
    pLevel->u.in.nIn += nEq;
    pLevel->u.in.aInLoop =
       sqlite3DbReallocOrFree(pParse->db, pLevel->u.in.aInLoop,
                              sizeof(pLevel->u.in.aInLoop[0])*pLevel->u.in.nIn);
    pIn = pLevel->u.in.aInLoop;
    if( pIn ){
      int iMap = 0;               /* Index in aiMap[] */
      pIn += i;

      for(i=iEq;i<pLoop->nLTerm; i++){
        int iOut = iReg;
        if( pLoop->aLTerm[i]->pExpr==pX ){
          if( eType==IN_INDEX_ROWID ){
            assert( nEq==1 && i==iEq );
            pIn->addrInTop = sqlite3VdbeAddOp2(v, OP_Rowid, iTab, iReg);
          }else{
            int iCol = aiMap ? aiMap[iMap++] : 0;
            iOut = iReg + i - iEq;
            pIn->addrInTop = sqlite3VdbeAddOp3(v,OP_Column,iTab, iCol, iOut);
          }
          sqlite3VdbeAddOp1(v, OP_IsNull, iOut); VdbeCoverage(v);
          if( i==iEq ){
            pIn->iCur = iTab;
            pIn->eEndLoopOp = bRev ? OP_PrevIfOpen : OP_NextIfOpen;

          }else{
            pIn->eEndLoopOp = OP_Noop;
          }
          pIn++;
        }
      }
    }else{
      pLevel->u.in.nIn = 0;
    }
    sqlite3DbFree(pParse->db, aiMap);
#endif
  }
  disableTerm(pLevel, pTerm);
  return iReg;
}

/*
................................................................................
      if( nReg==1 ){
        sqlite3ReleaseTempReg(pParse, regBase);
        regBase = r1;
      }else{
        sqlite3VdbeAddOp2(v, OP_SCopy, r1, regBase+j);
      }
    }
    if( pTerm->eOperator & WO_IN ){
      if( pTerm->pExpr->flags & EP_xIsSelect ){
        /* No affinity ever needs to be (or should be) applied to a value
        ** from the RHS of an "? IN (SELECT ...)" expression. The 
        ** sqlite3FindInIndex() routine has already ensured that the 
        ** affinity of the comparison has been applied to the value.  */
        if( zAff ) zAff[j] = SQLITE_AFF_BLOB;
      }
    }else if( (pTerm->eOperator & WO_ISNULL)==0 ){
      Expr *pRight = pTerm->pExpr->pRight;
      if( (pTerm->wtFlags & TERM_IS)==0 && sqlite3ExprCanBeNull(pRight) ){
        sqlite3VdbeAddOp2(v, OP_IsNull, regBase+j, pLevel->addrBrk);
        VdbeCoverage(v);
      }
      if( zAff ){
        if( sqlite3CompareAffinity(pRight, zAff[j])==SQLITE_AFF_BLOB ){
................................................................................
        assert( pIdx->aiColumn[i]<pTab->nCol );
        if( pIdx->aiColumn[i]>=0 ) ai[pIdx->aiColumn[i]+1] = i+1;
      }
      sqlite3VdbeChangeP4(v, -1, (char*)ai, P4_INTARRAY);
    }
  }
}

/*
** If the expression passed as the second argument is a vector, generate
** code to write the first nReg elements of the vector into an array
** of registers starting with iReg.
**
** If the expression is not a vector, then nReg must be passed 1. In
** this case, generate code to evaluate the expression and leave the
** result in register iReg.
*/
static void codeExprOrVector(Parse *pParse, Expr *p, int iReg, int nReg){
  assert( nReg>0 );
  if( sqlite3ExprIsVector(p) ){
#ifndef SQLITE_OMIT_SUBQUERY
    if( (p->flags & EP_xIsSelect) ){
      Vdbe *v = pParse->pVdbe;
      int iSelect = sqlite3CodeSubselect(pParse, p, 0, 0);
      sqlite3VdbeAddOp3(v, OP_Copy, iSelect, iReg, nReg-1);
    }else
#endif
    {
      int i;
      ExprList *pList = p->x.pList;
      assert( nReg<=pList->nExpr );
      for(i=0; i<nReg; i++){
        sqlite3ExprCode(pParse, pList->a[i].pExpr, iReg+i);
      }
    }
  }else{
    assert( nReg==1 );
    sqlite3ExprCode(pParse, p, iReg);
  }
}

/*
** Generate code for the start of the iLevel-th loop in the WHERE clause
** implementation described by pWInfo.
*/
SQLITE_PRIVATE Bitmask sqlite3WhereCodeOneLoopStart(
  WhereInfo *pWInfo,   /* Complete information about the WHERE clause */
................................................................................
      int iTarget = iReg+j+2;
      pTerm = pLoop->aLTerm[j];
      if( NEVER(pTerm==0) ) continue;
      if( pTerm->eOperator & WO_IN ){
        codeEqualityTerm(pParse, pTerm, pLevel, j, bRev, iTarget);
        addrNotFound = pLevel->addrNxt;
      }else{
        Expr *pRight = pTerm->pExpr->pRight;
        codeExprOrVector(pParse, pRight, iTarget, 1);
      }
    }
    sqlite3VdbeAddOp2(v, OP_Integer, pLoop->u.vtab.idxNum, iReg);
    sqlite3VdbeAddOp2(v, OP_Integer, nConstraint, iReg+1);
    sqlite3VdbeAddOp4(v, OP_VFilter, iCur, addrNotFound, iReg,
                      pLoop->u.vtab.idxStr,
                      pLoop->u.vtab.needFree ? P4_MPRINTF : P4_STATIC);
................................................................................
      pStart = pEnd;
      pEnd = pTerm;
    }
    codeCursorHint(pTabItem, pWInfo, pLevel, pEnd);
    if( pStart ){
      Expr *pX;             /* The expression that defines the start bound */
      int r1, rTemp;        /* Registers for holding the start boundary */
      int op;               /* Cursor seek operation */

      /* The following constant maps TK_xx codes into corresponding 
      ** seek opcodes.  It depends on a particular ordering of TK_xx
      */
      const u8 aMoveOp[] = {
           /* TK_GT */  OP_SeekGT,
           /* TK_LE */  OP_SeekLE,
................................................................................
      assert( TK_GE==TK_GT+3 );      /*  ... is correcct. */

      assert( (pStart->wtFlags & TERM_VNULL)==0 );
      testcase( pStart->wtFlags & TERM_VIRTUAL );
      pX = pStart->pExpr;
      assert( pX!=0 );
      testcase( pStart->leftCursor!=iCur ); /* transitive constraints */
      if( sqlite3ExprIsVector(pX->pRight) ){
        r1 = rTemp = sqlite3GetTempReg(pParse);
        codeExprOrVector(pParse, pX->pRight, r1, 1);
        op = aMoveOp[(pX->op - TK_GT) | 0x0001];
      }else{
        r1 = sqlite3ExprCodeTemp(pParse, pX->pRight, &rTemp);
        disableTerm(pLevel, pStart);
        op = aMoveOp[(pX->op - TK_GT)];
      }
      sqlite3VdbeAddOp3(v, op, iCur, addrBrk, r1);
      VdbeComment((v, "pk"));
      VdbeCoverageIf(v, pX->op==TK_GT);
      VdbeCoverageIf(v, pX->op==TK_LE);
      VdbeCoverageIf(v, pX->op==TK_LT);
      VdbeCoverageIf(v, pX->op==TK_GE);
      sqlite3ExprCacheAffinityChange(pParse, r1, 1);
      sqlite3ReleaseTempReg(pParse, rTemp);

    }else{
      sqlite3VdbeAddOp2(v, bRev ? OP_Last : OP_Rewind, iCur, addrBrk);
      VdbeCoverageIf(v, bRev==0);
      VdbeCoverageIf(v, bRev!=0);
    }
    if( pEnd ){
      Expr *pX;
      pX = pEnd->pExpr;
      assert( pX!=0 );
      assert( (pEnd->wtFlags & TERM_VNULL)==0 );
      testcase( pEnd->leftCursor!=iCur ); /* Transitive constraints */
      testcase( pEnd->wtFlags & TERM_VIRTUAL );
      memEndValue = ++pParse->nMem;
      codeExprOrVector(pParse, pX->pRight, memEndValue, 1);
      if( 0==sqlite3ExprIsVector(pX->pRight) 
       && (pX->op==TK_LT || pX->op==TK_GT) 
      ){
        testOp = bRev ? OP_Le : OP_Ge;
      }else{
        testOp = bRev ? OP_Lt : OP_Gt;
      }
      if( 0==sqlite3ExprIsVector(pX->pRight) ){
        disableTerm(pLevel, pEnd);
      }
    }
    start = sqlite3VdbeCurrentAddr(v);
    pLevel->op = bRev ? OP_Prev : OP_Next;
    pLevel->p1 = iCur;
    pLevel->p2 = start;
    assert( pLevel->p5==0 );
    if( testOp!=OP_Noop ){
................................................................................
    static const u8 aEndOp[] = {
      OP_IdxGE,            /* 0: (end_constraints && !bRev && !endEq) */
      OP_IdxGT,            /* 1: (end_constraints && !bRev &&  endEq) */
      OP_IdxLE,            /* 2: (end_constraints &&  bRev && !endEq) */
      OP_IdxLT,            /* 3: (end_constraints &&  bRev &&  endEq) */
    };
    u16 nEq = pLoop->u.btree.nEq;     /* Number of == or IN terms */
    u16 nBtm = pLoop->u.btree.nBtm;   /* Length of BTM vector */
    u16 nTop = pLoop->u.btree.nTop;   /* Length of TOP vector */
    int regBase;                 /* Base register holding constraint values */
    WhereTerm *pRangeStart = 0;  /* Inequality constraint at range start */
    WhereTerm *pRangeEnd = 0;    /* Inequality constraint at range end */
    int startEq;                 /* True if range start uses ==, >= or <= */
    int endEq;                   /* True if range end uses ==, >= or <= */
    int start_constraints;       /* Start of range is constrained */
    int nConstraint;             /* Number of constraint terms */
    Index *pIdx;                 /* The index we will be using */
    int iIdxCur;                 /* The VDBE cursor for the index */
    int nExtraReg = 0;           /* Number of extra registers needed */
    int op;                      /* Instruction opcode */
    char *zStartAff;             /* Affinity for start of range constraint */
    char *zEndAff = 0;           /* Affinity for end of range constraint */
    u8 bSeekPastNull = 0;        /* True to seek past initial nulls */
    u8 bStopAtNull = 0;          /* Add condition to terminate at NULLs */

    pIdx = pLoop->u.btree.pIndex;
    iIdxCur = pLevel->iIdxCur;
    assert( nEq>=pLoop->nSkip );

................................................................................

    /* Find any inequality constraint terms for the start and end 
    ** of the range. 
    */
    j = nEq;
    if( pLoop->wsFlags & WHERE_BTM_LIMIT ){
      pRangeStart = pLoop->aLTerm[j++];
      nExtraReg = MAX(nExtraReg, pLoop->u.btree.nBtm);
      /* Like optimization range constraints always occur in pairs */
      assert( (pRangeStart->wtFlags & TERM_LIKEOPT)==0 || 
              (pLoop->wsFlags & WHERE_TOP_LIMIT)!=0 );
    }
    if( pLoop->wsFlags & WHERE_TOP_LIMIT ){
      pRangeEnd = pLoop->aLTerm[j++];
      nExtraReg = MAX(nExtraReg, pLoop->u.btree.nTop);
#ifndef SQLITE_LIKE_DOESNT_MATCH_BLOBS
      if( (pRangeEnd->wtFlags & TERM_LIKEOPT)!=0 ){
        assert( pRangeStart!=0 );                     /* LIKE opt constraints */
        assert( pRangeStart->wtFlags & TERM_LIKEOPT );   /* occur in pairs */
        pLevel->iLikeRepCntr = (u32)++pParse->nMem;
        sqlite3VdbeAddOp2(v, OP_Integer, 1, (int)pLevel->iLikeRepCntr);
        VdbeComment((v, "LIKE loop counter"));
................................................................................
    ** start and end terms (pRangeStart and pRangeEnd).
    */
    if( (nEq<pIdx->nKeyCol && bRev==(pIdx->aSortOrder[nEq]==SQLITE_SO_ASC))
     || (bRev && pIdx->nKeyCol==nEq)
    ){
      SWAP(WhereTerm *, pRangeEnd, pRangeStart);
      SWAP(u8, bSeekPastNull, bStopAtNull);
      SWAP(u8, nBtm, nTop);
    }

    /* Generate code to evaluate all constraint terms using == or IN
    ** and store the values of those terms in an array of registers
    ** starting at regBase.
    */
    codeCursorHint(pTabItem, pWInfo, pLevel, pRangeEnd);
    regBase = codeAllEqualityTerms(pParse,pLevel,bRev,nExtraReg,&zStartAff);
    assert( zStartAff==0 || sqlite3Strlen30(zStartAff)>=nEq );
    if( zStartAff && nTop ){
      zEndAff = sqlite3DbStrDup(db, &zStartAff[nEq]);
    }
    addrNxt = pLevel->addrNxt;

    testcase( pRangeStart && (pRangeStart->eOperator & WO_LE)!=0 );
    testcase( pRangeStart && (pRangeStart->eOperator & WO_GE)!=0 );
    testcase( pRangeEnd && (pRangeEnd->eOperator & WO_LE)!=0 );
    testcase( pRangeEnd && (pRangeEnd->eOperator & WO_GE)!=0 );
    startEq = !pRangeStart || pRangeStart->eOperator & (WO_LE|WO_GE);
................................................................................
    endEq =   !pRangeEnd || pRangeEnd->eOperator & (WO_LE|WO_GE);
    start_constraints = pRangeStart || nEq>0;

    /* Seek the index cursor to the start of the range. */
    nConstraint = nEq;
    if( pRangeStart ){
      Expr *pRight = pRangeStart->pExpr->pRight;
      codeExprOrVector(pParse, pRight, regBase+nEq, nBtm);
      whereLikeOptimizationStringFixup(v, pLevel, pRangeStart);
      if( (pRangeStart->wtFlags & TERM_VNULL)==0
       && sqlite3ExprCanBeNull(pRight)
      ){
        sqlite3VdbeAddOp2(v, OP_IsNull, regBase+nEq, addrNxt);
        VdbeCoverage(v);
      }
      if( zStartAff ){
        updateRangeAffinityStr(pParse, pRight, nBtm, &zStartAff[nEq]);




      }  




      nConstraint += nBtm;
      testcase( pRangeStart->wtFlags & TERM_VIRTUAL );
      if( sqlite3ExprIsVector(pRight)==0 ){
        disableTerm(pLevel, pRangeStart);
      }else{
        startEq = 1;
      }
      bSeekPastNull = 0;
    }else if( bSeekPastNull ){
      sqlite3VdbeAddOp2(v, OP_Null, 0, regBase+nEq);
      nConstraint++;
      startEq = 0;
      start_constraints = 1;
    }
................................................................................
    /* Load the value for the inequality constraint at the end of the
    ** range (if any).
    */
    nConstraint = nEq;
    if( pRangeEnd ){
      Expr *pRight = pRangeEnd->pExpr->pRight;
      sqlite3ExprCacheRemove(pParse, regBase+nEq, 1);
      codeExprOrVector(pParse, pRight, regBase+nEq, nTop);
      whereLikeOptimizationStringFixup(v, pLevel, pRangeEnd);
      if( (pRangeEnd->wtFlags & TERM_VNULL)==0
       && sqlite3ExprCanBeNull(pRight)
      ){
        sqlite3VdbeAddOp2(v, OP_IsNull, regBase+nEq, addrNxt);
        VdbeCoverage(v);
      }
      if( zEndAff ){
        updateRangeAffinityStr(pParse, pRight, nTop, zEndAff);

        codeApplyAffinity(pParse, regBase+nEq, nTop, zEndAff);
      }else{
        assert( pParse->db->mallocFailed );
      }
      nConstraint += nTop;
      testcase( pRangeEnd->wtFlags & TERM_VIRTUAL );

      if( sqlite3ExprIsVector(pRight)==0 ){
        disableTerm(pLevel, pRangeEnd);
      }else{
        endEq = 1;
      }
    }else if( bStopAtNull ){
      sqlite3VdbeAddOp2(v, OP_Null, 0, regBase+nEq);
      endEq = 0;
      nConstraint++;
    }
    sqlite3DbFree(db, zStartAff);
    sqlite3DbFree(db, zEndAff);

    /* Top of the loop body */
    pLevel->p2 = sqlite3VdbeCurrentAddr(v);

    /* Check if the index cursor is past the end of the range. */
    if( nConstraint ){
      op = aEndOp[bRev*2 + endEq];
................................................................................
      testcase( op==OP_IdxGT );  VdbeCoverageIf(v, op==OP_IdxGT );
      testcase( op==OP_IdxGE );  VdbeCoverageIf(v, op==OP_IdxGE );
      testcase( op==OP_IdxLT );  VdbeCoverageIf(v, op==OP_IdxLT );
      testcase( op==OP_IdxLE );  VdbeCoverageIf(v, op==OP_IdxLE );
    }

    /* Seek the table cursor, if required */


    if( omitTable ){
      /* pIdx is a covering index.  No need to access the main table. */
    }else if( HasRowid(pIdx->pTable) ){
      if( (pWInfo->wctrlFlags & WHERE_SEEK_TABLE)!=0 ){
        iRowidReg = ++pParse->nMem;
        sqlite3VdbeAddOp2(v, OP_IdxRowid, iIdxCur, iRowidReg);
        sqlite3ExprCacheStore(pParse, iCur, -1, iRowidReg);
................................................................................
        k = sqlite3ColumnOfIndex(pIdx, pPk->aiColumn[j]);
        sqlite3VdbeAddOp3(v, OP_Column, iIdxCur, k, iRowidReg+j);
      }
      sqlite3VdbeAddOp4Int(v, OP_NotFound, iCur, addrCont,
                           iRowidReg, pPk->nKeyCol); VdbeCoverage(v);
    }

    /* Record the instruction used to terminate the loop. */


    if( pLoop->wsFlags & WHERE_ONEROW ){
      pLevel->op = OP_Noop;
    }else if( bRev ){
      pLevel->op = OP_Prev;
    }else{
      pLevel->op = OP_Next;
    }
................................................................................
    int iLoopBody = sqlite3VdbeMakeLabel(v);  /* Start of loop body */
    int iRetInit;                             /* Address of regReturn init */
    int untestedTerms = 0;             /* Some terms not completely tested */
    int ii;                            /* Loop counter */
    u16 wctrlFlags;                    /* Flags for sub-WHERE clause */
    Expr *pAndExpr = 0;                /* An ".. AND (...)" expression */
    Table *pTab = pTabItem->pTab;

    pTerm = pLoop->aLTerm[0];
    assert( pTerm!=0 );
    assert( pTerm->eOperator & WO_OR );
    assert( (pTerm->wtFlags & TERM_ORINFO)!=0 );
    pOrWc = &pTerm->u.pOrInfo->wc;
    pLevel->op = OP_Return;
    pLevel->p1 = regReturn;
................................................................................
  pTerm->iParent = -1;
  return idx;
}

/*
** Return TRUE if the given operator is one of the operators that is
** allowed for an indexable WHERE clause term.  The allowed operators are
** "=", "<", ">", "<=", ">=", "IN", "IS", and "IS NULL"
*/
static int allowedOp(int op){
  assert( TK_GT>TK_EQ && TK_GT<TK_GE );
  assert( TK_LT>TK_EQ && TK_LT<TK_GE );
  assert( TK_LE>TK_EQ && TK_LE<TK_GE );
  assert( TK_GE==TK_EQ+4 );
  return op==TK_IN || (op>=TK_EQ && op<=TK_GE) || op==TK_ISNULL || op==TK_IS;
................................................................................

/*
** Expression pExpr is one operand of a comparison operator that might
** be useful for indexing.  This routine checks to see if pExpr appears
** in any index.  Return TRUE (1) if pExpr is an indexed term and return
** FALSE (0) if not.  If TRUE is returned, also set *piCur to the cursor
** number of the table that is indexed and *piColumn to the column number
** of the column that is indexed, or XN_EXPR (-2) if an expression is being
** indexed.
**
** If pExpr is a TK_COLUMN column reference, then this routine always returns
** true even if that particular column is not indexed, because the column
** might be added to an automatic index later.
*/
static int exprMightBeIndexed(
  SrcList *pFrom,        /* The FROM clause */
  int op,                /* The specific comparison operator */
  Bitmask mPrereq,       /* Bitmask of FROM clause terms referenced by pExpr */
  Expr *pExpr,           /* An operand of a comparison operator */
  int *piCur,            /* Write the referenced table cursor number here */
  int *piColumn          /* Write the referenced table column number here */
){
  Index *pIdx;
  int i;
  int iCur;

  /* If this expression is a vector to the left or right of a 
  ** inequality constraint (>, <, >= or <=), perform the processing 
  ** on the first element of the vector.  */
  assert( TK_GT+1==TK_LE && TK_GT+2==TK_LT && TK_GT+3==TK_GE );
  assert( TK_IS<TK_GE && TK_ISNULL<TK_GE && TK_IN<TK_GE );
  assert( op<=TK_GE );
  if( pExpr->op==TK_VECTOR && (op>=TK_GT && ALWAYS(op<=TK_GE)) ){
    pExpr = pExpr->x.pList->a[0].pExpr;
  }

  if( pExpr->op==TK_COLUMN ){
    *piCur = pExpr->iTable;
    *piColumn = pExpr->iColumn;
    return 1;
  }
  if( mPrereq==0 ) return 0;                 /* No table references */
  if( (mPrereq&(mPrereq-1))!=0 ) return 0;   /* Refs more than one table */
  for(i=0; mPrereq>1; i++, mPrereq>>=1){}
  iCur = pFrom->a[i].iCursor;
  for(pIdx=pFrom->a[i].pTab->pIndex; pIdx; pIdx=pIdx->pNext){
    if( pIdx->aColExpr==0 ) continue;
    for(i=0; i<pIdx->nKeyCol; i++){
      if( pIdx->aiColumn[i]!=XN_EXPR ) continue;
      if( sqlite3ExprCompare(pExpr, pIdx->aColExpr->a[i].pExpr, iCur)==0 ){
        *piCur = iCur;
        *piColumn = XN_EXPR;
        return 1;
      }
    }
  }
  return 0;
}

................................................................................
  pMaskSet = &pWInfo->sMaskSet;
  pExpr = pTerm->pExpr;
  assert( pExpr->op!=TK_AS && pExpr->op!=TK_COLLATE );
  prereqLeft = sqlite3WhereExprUsage(pMaskSet, pExpr->pLeft);
  op = pExpr->op;
  if( op==TK_IN ){
    assert( pExpr->pRight==0 );
    if( sqlite3ExprCheckIN(pParse, pExpr) ) return;
    if( ExprHasProperty(pExpr, EP_xIsSelect) ){
      pTerm->prereqRight = exprSelectUsage(pMaskSet, pExpr->x.pSelect);
    }else{
      pTerm->prereqRight = sqlite3WhereExprListUsage(pMaskSet, pExpr->x.pList);
    }
  }else if( op==TK_ISNULL ){
    pTerm->prereqRight = 0;
................................................................................
  pTerm->iParent = -1;
  pTerm->eOperator = 0;
  if( allowedOp(op) ){
    int iCur, iColumn;
    Expr *pLeft = sqlite3ExprSkipCollate(pExpr->pLeft);
    Expr *pRight = sqlite3ExprSkipCollate(pExpr->pRight);
    u16 opMask = (pTerm->prereqRight & prereqLeft)==0 ? WO_ALL : WO_EQUIV;

    if( pTerm->iField>0 ){
      assert( op==TK_IN );
      assert( pLeft->op==TK_VECTOR );
      pLeft = pLeft->x.pList->a[pTerm->iField-1].pExpr;
    }

    if( exprMightBeIndexed(pSrc, op, prereqLeft, pLeft, &iCur, &iColumn) ){
      pTerm->leftCursor = iCur;
      pTerm->u.leftColumn = iColumn;
      pTerm->eOperator = operatorMask(op) & opMask;
    }
    if( op==TK_IS ) pTerm->wtFlags |= TERM_IS;
    if( pRight 
     && exprMightBeIndexed(pSrc, op, pTerm->prereqRight, pRight, &iCur,&iColumn)
    ){
      WhereTerm *pNew;
      Expr *pDup;
      u16 eExtraOp = 0;        /* Extra bits for pNew->eOperator */
      assert( pTerm->iField==0 );
      if( pTerm->leftCursor>=0 ){
        int idxNew;
        pDup = sqlite3ExprDup(db, pExpr, 0);
        if( db->mallocFailed ){
          sqlite3ExprDelete(db, pDup);
          return;
        }
................................................................................
      markTermAsChild(pWC, idxNew, idxTerm);
      pTerm = &pWC->a[idxTerm];
      pTerm->wtFlags |= TERM_COPIED;
      pNewTerm->prereqAll = pTerm->prereqAll;
    }
  }
#endif /* SQLITE_OMIT_VIRTUALTABLE */

  /* If there is a vector == or IS term - e.g. "(a, b) == (?, ?)" - create
  ** new terms for each component comparison - "a = ?" and "b = ?".  The
  ** new terms completely replace the original vector comparison, which is
  ** no longer used.
  **
  ** This is only required if at least one side of the comparison operation
  ** is not a sub-select.  */
  if( pWC->op==TK_AND 
  && (pExpr->op==TK_EQ || pExpr->op==TK_IS)
  && sqlite3ExprIsVector(pExpr->pLeft)
  && ( (pExpr->pLeft->flags & EP_xIsSelect)==0 
    || (pExpr->pRight->flags & EP_xIsSelect)==0
  )){
    int nLeft = sqlite3ExprVectorSize(pExpr->pLeft);
    int i;
    assert( nLeft==sqlite3ExprVectorSize(pExpr->pRight) );
    for(i=0; i<nLeft; i++){
      int idxNew;
      Expr *pNew;
      Expr *pLeft = sqlite3ExprForVectorField(pParse, pExpr->pLeft, i);
      Expr *pRight = sqlite3ExprForVectorField(pParse, pExpr->pRight, i);

      pNew = sqlite3PExpr(pParse, pExpr->op, pLeft, pRight, 0);
      idxNew = whereClauseInsert(pWC, pNew, TERM_DYNAMIC);
      exprAnalyze(pSrc, pWC, idxNew);
    }
    pTerm = &pWC->a[idxTerm];
    pTerm->wtFlags = TERM_CODED|TERM_VIRTUAL;  /* Disable the original */
    pTerm->eOperator = 0;
  }

  /* If there is a vector IN term - e.g. "(a, b) IN (SELECT ...)" - create
  ** a virtual term for each vector component. The expression object
  ** used by each such virtual term is pExpr (the full vector IN(...) 
  ** expression). The WhereTerm.iField variable identifies the index within
  ** the vector on the LHS that the virtual term represents.
  **
  ** This only works if the RHS is a simple SELECT, not a compound
  */
  if( pWC->op==TK_AND && pExpr->op==TK_IN && pTerm->iField==0
   && pExpr->pLeft->op==TK_VECTOR
   && pExpr->x.pSelect->pPrior==0
  ){
    int i;
    for(i=0; i<sqlite3ExprVectorSize(pExpr->pLeft); i++){
      int idxNew;
      idxNew = whereClauseInsert(pWC, pExpr, TERM_VIRTUAL);
      pWC->a[idxNew].iField = i+1;
      exprAnalyze(pSrc, pWC, idxNew);
      markTermAsChild(pWC, idxNew, idxTerm);
    }
  }

#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  /* When sqlite_stat3 histogram data is available an operator of the
  ** form "x IS NOT NULL" can sometimes be evaluated more efficiently
  ** as "x>NULL" if x is not an INTEGER PRIMARY KEY.  So construct a
  ** virtual term of that form.
  **
................................................................................
** by passing the pointer returned by this function to sqlite3_free().
*/
static sqlite3_index_info *allocateIndexInfo(
  Parse *pParse,
  WhereClause *pWC,
  Bitmask mUnusable,              /* Ignore terms with these prereqs */
  struct SrcList_item *pSrc,
  ExprList *pOrderBy,
  u16 *pmNoOmit                   /* Mask of terms not to omit */
){
  int i, j;
  int nTerm;
  struct sqlite3_index_constraint *pIdxCons;
  struct sqlite3_index_orderby *pIdxOrderBy;
  struct sqlite3_index_constraint_usage *pUsage;
  WhereTerm *pTerm;
  int nOrderBy;
  sqlite3_index_info *pIdxInfo;
  u16 mNoOmit = 0;

  /* Count the number of possible WHERE clause constraints referring
  ** to this virtual table */
  for(i=nTerm=0, pTerm=pWC->a; i<pWC->nTerm; i++, pTerm++){
    if( pTerm->leftCursor != pSrc->iCursor ) continue;
    if( pTerm->prereqRight & mUnusable ) continue;
    assert( IsPowerOfTwo(pTerm->eOperator & ~WO_EQUIV) );
................................................................................
    assert( WO_EQ==SQLITE_INDEX_CONSTRAINT_EQ );
    assert( WO_LT==SQLITE_INDEX_CONSTRAINT_LT );
    assert( WO_LE==SQLITE_INDEX_CONSTRAINT_LE );
    assert( WO_GT==SQLITE_INDEX_CONSTRAINT_GT );
    assert( WO_GE==SQLITE_INDEX_CONSTRAINT_GE );
    assert( WO_MATCH==SQLITE_INDEX_CONSTRAINT_MATCH );
    assert( pTerm->eOperator & (WO_IN|WO_EQ|WO_LT|WO_LE|WO_GT|WO_GE|WO_MATCH) );

    if( op & (WO_LT|WO_LE|WO_GT|WO_GE)
     && sqlite3ExprIsVector(pTerm->pExpr->pRight) 
    ){
      if( i<16 ) mNoOmit |= (1 << i);
      if( op==WO_LT ) pIdxCons[j].op = WO_LE;
      if( op==WO_GT ) pIdxCons[j].op = WO_GE;
    }

    j++;
  }
  for(i=0; i<nOrderBy; i++){
    Expr *pExpr = pOrderBy->a[i].pExpr;
    pIdxOrderBy[i].iColumn = pExpr->iColumn;
    pIdxOrderBy[i].desc = pOrderBy->a[i].sortOrder;
  }

  *pmNoOmit = mNoOmit;
  return pIdxInfo;
}

/*
** The table object reference passed as the second argument to this function
** must represent a virtual table. This function invokes the xBestIndex()
** method of the virtual table with the sqlite3_index_info object that
................................................................................
}


#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
/*
** Return the affinity for a single column of an index.
*/
SQLITE_PRIVATE char sqlite3IndexColumnAffinity(sqlite3 *db, Index *pIdx, int iCol){
  assert( iCol>=0 && iCol<pIdx->nColumn );
  if( !pIdx->zColAff ){
    if( sqlite3IndexAffinityStr(db, pIdx)==0 ) return SQLITE_AFF_BLOB;
  }
  return pIdx->zColAff[iCol];
}
#endif
................................................................................
  Index *p = pLoop->u.btree.pIndex;
  int nEq = pLoop->u.btree.nEq;

  if( p->nSample>0 && nEq<p->nSampleCol ){
    if( nEq==pBuilder->nRecValid ){
      UnpackedRecord *pRec = pBuilder->pRec;
      tRowcnt a[2];
      int nBtm = pLoop->u.btree.nBtm;
      int nTop = pLoop->u.btree.nTop;

      /* Variable iLower will be set to the estimate of the number of rows in 
      ** the index that are less than the lower bound of the range query. The
      ** lower bound being the concatenation of $P and $L, where $P is the
      ** key-prefix formed by the nEq values matched against the nEq left-most
      ** columns of the index, and $L is the value in pLower.
      **
................................................................................
      int iLwrIdx = -2;   /* aSample[] for the lower bound */
      int iUprIdx = -1;   /* aSample[] for the upper bound */

      if( pRec ){
        testcase( pRec->nField!=pBuilder->nRecValid );
        pRec->nField = pBuilder->nRecValid;
      }


      /* Determine iLower and iUpper using ($P) only. */
      if( nEq==0 ){
        iLower = 0;
        iUpper = p->nRowEst0;
      }else{
        /* Note: this call could be optimized away - since the same values must 
        ** have been requested when testing key $P in whereEqualScanEst().  */
................................................................................

      assert( pLower==0 || (pLower->eOperator & (WO_GT|WO_GE))!=0 );
      assert( pUpper==0 || (pUpper->eOperator & (WO_LT|WO_LE))!=0 );
      assert( p->aSortOrder!=0 );
      if( p->aSortOrder[nEq] ){
        /* The roles of pLower and pUpper are swapped for a DESC index */
        SWAP(WhereTerm*, pLower, pUpper);
        SWAP(int, nBtm, nTop);
      }

      /* If possible, improve on the iLower estimate using ($P:$L). */
      if( pLower ){
        int n;                    /* Values extracted from pExpr */
        Expr *pExpr = pLower->pExpr->pRight;
        rc = sqlite3Stat4ProbeSetValue(pParse, p, &pRec, pExpr, nBtm, nEq, &n);
        if( rc==SQLITE_OK && n ){
          tRowcnt iNew;
          u16 mask = WO_GT|WO_LE;
          if( sqlite3ExprVectorSize(pExpr)>n ) mask = (WO_LE|WO_LT);
          iLwrIdx = whereKeyStats(pParse, p, pRec, 0, a);
          iNew = a[0] + ((pLower->eOperator & mask) ? a[1] : 0);
          if( iNew>iLower ) iLower = iNew;
          nOut--;
          pLower = 0;
        }
      }

      /* If possible, improve on the iUpper estimate using ($P:$U). */
      if( pUpper ){
        int n;                    /* Values extracted from pExpr */
        Expr *pExpr = pUpper->pExpr->pRight;
        rc = sqlite3Stat4ProbeSetValue(pParse, p, &pRec, pExpr, nTop, nEq, &n);
        if( rc==SQLITE_OK && n ){
          tRowcnt iNew;
          u16 mask = WO_GT|WO_LE;
          if( sqlite3ExprVectorSize(pExpr)>n ) mask = (WO_LE|WO_LT);
          iUprIdx = whereKeyStats(pParse, p, pRec, 1, a);
          iNew = a[0] + ((pUpper->eOperator & mask) ? a[1] : 0);
          if( iNew<iUpper ) iUpper = iNew;
          nOut--;
          pUpper = 0;
        }
      }

      pBuilder->pRec = pRec;
................................................................................
  WhereLoopBuilder *pBuilder,
  Expr *pExpr,         /* Expression for VALUE in the x=VALUE constraint */
  tRowcnt *pnRow       /* Write the revised row estimate here */
){
  Index *p = pBuilder->pNew->u.btree.pIndex;
  int nEq = pBuilder->pNew->u.btree.nEq;
  UnpackedRecord *pRec = pBuilder->pRec;

  int rc;                   /* Subfunction return code */
  tRowcnt a[2];             /* Statistics */
  int bOk;

  assert( nEq>=1 );
  assert( nEq<=p->nColumn );
  assert( p->aSample!=0 );
................................................................................
  /* This is an optimization only. The call to sqlite3Stat4ProbeSetValue()
  ** below would return the same value.  */
  if( nEq>=p->nColumn ){
    *pnRow = 1;
    return SQLITE_OK;
  }


  rc = sqlite3Stat4ProbeSetValue(pParse, p, &pRec, pExpr, 1, nEq-1, &bOk);
  pBuilder->pRec = pRec;
  if( rc!=SQLITE_OK ) return rc;
  if( bOk==0 ) return SQLITE_NOTFOUND;
  pBuilder->nRecValid = nEq;

  whereKeyStats(pParse, p, pRec, 0, a);
  WHERETRACE(0x10,("equality scan regions %s(%d): %d\n",
................................................................................
    }else if( (pTerm->eOperator & WO_OR)!=0 && pTerm->u.pOrInfo!=0 ){
      sqlite3_snprintf(sizeof(zLeft),zLeft,"indexable=0x%lld", 
                       pTerm->u.pOrInfo->indexable);
    }else{
      sqlite3_snprintf(sizeof(zLeft),zLeft,"left=%d", pTerm->leftCursor);
    }
    sqlite3DebugPrintf(
       "TERM-%-3d %p %s %-12s prob=%-3d op=0x%03x wtFlags=0x%04x",
       iTerm, pTerm, zType, zLeft, pTerm->truthProb,
       pTerm->eOperator, pTerm->wtFlags);
    if( pTerm->iField ){
      sqlite3DebugPrintf(" iField=%d\n", pTerm->iField);
    }else{
      sqlite3DebugPrintf("\n");
    }
    sqlite3TreeViewExpr(0, pTerm->pExpr, 0);
  }
}
#endif

#ifdef WHERETRACE_ENABLED
/*
................................................................................
          if( iReduce<k ) iReduce = k;
        }
      }
    }
  }
  if( pLoop->nOut > nRow-iReduce )  pLoop->nOut = nRow - iReduce;
}

/* 
** Term pTerm is a vector range comparison operation. The first comparison
** in the vector can be optimized using column nEq of the index. This
** function returns the total number of vector elements that can be used
** as part of the range comparison.
**
** For example, if the query is:
**
**   WHERE a = ? AND (b, c, d) > (?, ?, ?)
**
** and the index:
**
**   CREATE INDEX ... ON (a, b, c, d, e)
**
** then this function would be invoked with nEq=1. The value returned in
** this case is 3.
*/
int whereRangeVectorLen(
  Parse *pParse,       /* Parsing context */
  int iCur,            /* Cursor open on pIdx */
  Index *pIdx,         /* The index to be used for a inequality constraint */
  int nEq,             /* Number of prior equality constraints on same index */
  WhereTerm *pTerm     /* The vector inequality constraint */
){
  int nCmp = sqlite3ExprVectorSize(pTerm->pExpr->pLeft);
  int i;

  nCmp = MIN(nCmp, (pIdx->nColumn - nEq));
  for(i=1; i<nCmp; i++){
    /* Test if comparison i of pTerm is compatible with column (i+nEq) 
    ** of the index. If not, exit the loop.  */
    char aff;                     /* Comparison affinity */
    char idxaff = 0;              /* Indexed columns affinity */
    CollSeq *pColl;               /* Comparison collation sequence */
    Expr *pLhs = pTerm->pExpr->pLeft->x.pList->a[i].pExpr;
    Expr *pRhs = pTerm->pExpr->pRight;
    if( pRhs->flags & EP_xIsSelect ){
      pRhs = pRhs->x.pSelect->pEList->a[i].pExpr;
    }else{
      pRhs = pRhs->x.pList->a[i].pExpr;
    }

    /* Check that the LHS of the comparison is a column reference to
    ** the right column of the right source table. And that the sort
    ** order of the index column is the same as the sort order of the
    ** leftmost index column.  */
    if( pLhs->op!=TK_COLUMN 
     || pLhs->iTable!=iCur 
     || pLhs->iColumn!=pIdx->aiColumn[i+nEq] 
     || pIdx->aSortOrder[i+nEq]!=pIdx->aSortOrder[nEq]
    ){
      break;
    }

    testcase( pLhs->iColumn==XN_ROWID );
    aff = sqlite3CompareAffinity(pRhs, sqlite3ExprAffinity(pLhs));
    idxaff = sqlite3TableColumnAffinity(pIdx->pTable, pLhs->iColumn);
    if( aff!=idxaff ) break;

    pColl = sqlite3BinaryCompareCollSeq(pParse, pLhs, pRhs);
    if( pColl==0 ) break;
    if( sqlite3StrICmp(pColl->zName, pIdx->azColl[i+nEq]) ) break;
  }
  return i;
}

/*
** Adjust the cost C by the costMult facter T.  This only occurs if
** compiled with -DSQLITE_ENABLE_COSTMULT
*/
#ifdef SQLITE_ENABLE_COSTMULT
# define ApplyCostMultiplier(C,T)  C += T
................................................................................
  WhereLoop *pNew;                /* Template WhereLoop under construction */
  WhereTerm *pTerm;               /* A WhereTerm under consideration */
  int opMask;                     /* Valid operators for constraints */
  WhereScan scan;                 /* Iterator for WHERE terms */
  Bitmask saved_prereq;           /* Original value of pNew->prereq */
  u16 saved_nLTerm;               /* Original value of pNew->nLTerm */
  u16 saved_nEq;                  /* Original value of pNew->u.btree.nEq */
  u16 saved_nBtm;                 /* Original value of pNew->u.btree.nBtm */
  u16 saved_nTop;                 /* Original value of pNew->u.btree.nTop */
  u16 saved_nSkip;                /* Original value of pNew->nSkip */
  u32 saved_wsFlags;              /* Original value of pNew->wsFlags */
  LogEst saved_nOut;              /* Original value of pNew->nOut */
  int rc = SQLITE_OK;             /* Return code */
  LogEst rSize;                   /* Number of rows in the table */
  LogEst rLogSize;                /* Logarithm of table size */
  WhereTerm *pTop = 0, *pBtm = 0; /* Top and bottom range constraints */
................................................................................
  if( db->mallocFailed ) return SQLITE_NOMEM_BKPT;

  assert( (pNew->wsFlags & WHERE_VIRTUALTABLE)==0 );
  assert( (pNew->wsFlags & WHERE_TOP_LIMIT)==0 );
  if( pNew->wsFlags & WHERE_BTM_LIMIT ){
    opMask = WO_LT|WO_LE;
  }else{
    assert( pNew->u.btree.nBtm==0 );
    opMask = WO_EQ|WO_IN|WO_GT|WO_GE|WO_LT|WO_LE|WO_ISNULL|WO_IS;
  }
  if( pProbe->bUnordered ) opMask &= ~(WO_GT|WO_GE|WO_LT|WO_LE);

  assert( pNew->u.btree.nEq<pProbe->nColumn );

  saved_nEq = pNew->u.btree.nEq;
  saved_nBtm = pNew->u.btree.nBtm;
  saved_nTop = pNew->u.btree.nTop;
  saved_nSkip = pNew->nSkip;
  saved_nLTerm = pNew->nLTerm;
  saved_wsFlags = pNew->wsFlags;
  saved_prereq = pNew->prereq;
  saved_nOut = pNew->nOut;
  pTerm = whereScanInit(&scan, pBuilder->pWC, pSrc->iCursor, saved_nEq,
                        opMask, pProbe);
................................................................................
      testcase( eOp & WO_IS );
      testcase( eOp & WO_ISNULL );
      continue;
    }

    pNew->wsFlags = saved_wsFlags;
    pNew->u.btree.nEq = saved_nEq;
    pNew->u.btree.nBtm = saved_nBtm;
    pNew->u.btree.nTop = saved_nTop;
    pNew->nLTerm = saved_nLTerm;
    if( whereLoopResize(db, pNew, pNew->nLTerm+1) ) break; /* OOM */
    pNew->aLTerm[pNew->nLTerm++] = pTerm;
    pNew->prereq = (saved_prereq | pTerm->prereqRight) & ~pNew->maskSelf;

    assert( nInMul==0
        || (pNew->wsFlags & WHERE_COLUMN_NULL)!=0 
................................................................................
    );

    if( eOp & WO_IN ){
      Expr *pExpr = pTerm->pExpr;
      pNew->wsFlags |= WHERE_COLUMN_IN;
      if( ExprHasProperty(pExpr, EP_xIsSelect) ){
        /* "x IN (SELECT ...)":  TUNING: the SELECT returns 25 rows */
        int i;
        nIn = 46;  assert( 46==sqlite3LogEst(25) );

        /* The expression may actually be of the form (x, y) IN (SELECT...).
        ** In this case there is a separate term for each of (x) and (y).
        ** However, the nIn multiplier should only be applied once, not once
        ** for each such term. The following loop checks that pTerm is the
        ** first such term in use, and sets nIn back to 0 if it is not. */
        for(i=0; i<pNew->nLTerm-1; i++){
          if( pNew->aLTerm[i]->pExpr==pExpr ) nIn = 0;
        }
      }else if( ALWAYS(pExpr->x.pList && pExpr->x.pList->nExpr) ){
        /* "x IN (value, value, ...)" */
        nIn = sqlite3LogEst(pExpr->x.pList->nExpr);

        assert( nIn>0 );  /* RHS always has 2 or more terms...  The parser
                          ** changes "x IN (?)" into "x=?". */
      }
    }else if( eOp & (WO_EQ|WO_IS) ){
      int iCol = pProbe->aiColumn[saved_nEq];
      pNew->wsFlags |= WHERE_COLUMN_EQ;
      assert( saved_nEq==pNew->u.btree.nEq );
      if( iCol==XN_ROWID 
       || (iCol>0 && nInMul==0 && saved_nEq==pProbe->nKeyCol-1)
      ){
................................................................................
      }
    }else if( eOp & WO_ISNULL ){
      pNew->wsFlags |= WHERE_COLUMN_NULL;
    }else if( eOp & (WO_GT|WO_GE) ){
      testcase( eOp & WO_GT );
      testcase( eOp & WO_GE );
      pNew->wsFlags |= WHERE_COLUMN_RANGE|WHERE_BTM_LIMIT;
      pNew->u.btree.nBtm = whereRangeVectorLen(
          pParse, pSrc->iCursor, pProbe, saved_nEq, pTerm
      );
      pBtm = pTerm;
      pTop = 0;
      if( pTerm->wtFlags & TERM_LIKEOPT ){
        /* Range contraints that come from the LIKE optimization are
        ** always used in pairs. */
        pTop = &pTerm[1];
        assert( (pTop-(pTerm->pWC->a))<pTerm->pWC->nTerm );
        assert( pTop->wtFlags & TERM_LIKEOPT );
        assert( pTop->eOperator==WO_LT );
        if( whereLoopResize(db, pNew, pNew->nLTerm+1) ) break; /* OOM */
        pNew->aLTerm[pNew->nLTerm++] = pTop;
        pNew->wsFlags |= WHERE_TOP_LIMIT;
        pNew->u.btree.nTop = 1;
      }
    }else{
      assert( eOp & (WO_LT|WO_LE) );
      testcase( eOp & WO_LT );
      testcase( eOp & WO_LE );
      pNew->wsFlags |= WHERE_COLUMN_RANGE|WHERE_TOP_LIMIT;
      pNew->u.btree.nTop = whereRangeVectorLen(
          pParse, pSrc->iCursor, pProbe, saved_nEq, pTerm
      );
      pTop = pTerm;
      pBtm = (pNew->wsFlags & WHERE_BTM_LIMIT)!=0 ?
                     pNew->aLTerm[pNew->nLTerm-2] : 0;
    }

    /* At this point pNew->nOut is set to the number of rows expected to
    ** be visited by the index scan before considering term pTerm, or the
................................................................................
    pNew->nOut = saved_nOut;
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
    pBuilder->nRecValid = nRecValid;
#endif
  }
  pNew->prereq = saved_prereq;
  pNew->u.btree.nEq = saved_nEq;
  pNew->u.btree.nBtm = saved_nBtm;
  pNew->u.btree.nTop = saved_nTop;
  pNew->nSkip = saved_nSkip;
  pNew->wsFlags = saved_wsFlags;
  pNew->nOut = saved_nOut;
  pNew->nLTerm = saved_nLTerm;

  /* Consider using a skip-scan if there are no WHERE clause constraints
  ** available for the left-most terms of the index, and if the average
................................................................................
    }
  }
  return 0;
}

/*
** Add all WhereLoop objects for a single table of the join where the table
** is identified by pBuilder->pNew->iTab.  That table is guaranteed to be
** a b-tree table, not a virtual table.
**
** The costs (WhereLoop.rRun) of the b-tree loops added by this function
** are calculated as follows:
**
** For a full scan, assuming the table (or index) contains nRow rows:
**
................................................................................
    if( pProbe->pPartIdxWhere!=0
     && !whereUsablePartialIndex(pSrc->iCursor, pWC, pProbe->pPartIdxWhere) ){
      testcase( pNew->iTab!=pSrc->iCursor );  /* See ticket [98d973b8f5] */
      continue;  /* Partial index inappropriate for this query */
    }
    rSize = pProbe->aiRowLogEst[0];
    pNew->u.btree.nEq = 0;
    pNew->u.btree.nBtm = 0;
    pNew->u.btree.nTop = 0;
    pNew->nSkip = 0;
    pNew->nLTerm = 0;
    pNew->iSortIdx = 0;
    pNew->rSetup = 0;
    pNew->prereq = mPrereq;
    pNew->nOut = rSize;
    pNew->u.btree.pIndex = pProbe;
................................................................................
*/
static int whereLoopAddVirtualOne(
  WhereLoopBuilder *pBuilder,
  Bitmask mPrereq,                /* Mask of tables that must be used. */
  Bitmask mUsable,                /* Mask of usable tables */
  u16 mExclude,                   /* Exclude terms using these operators */
  sqlite3_index_info *pIdxInfo,   /* Populated object for xBestIndex */
  u16 mNoOmit,                    /* Do not omit these constraints */
  int *pbIn                       /* OUT: True if plan uses an IN(...) op */
){
  WhereClause *pWC = pBuilder->pWC;
  struct sqlite3_index_constraint *pIdxCons;
  struct sqlite3_index_constraint_usage *pUsage = pIdxInfo->aConstraintUsage;
  int i;
  int mxTerm;
................................................................................
        ** together.  */
        pIdxInfo->orderByConsumed = 0;
        pIdxInfo->idxFlags &= ~SQLITE_INDEX_SCAN_UNIQUE;
        *pbIn = 1; assert( (mExclude & WO_IN)==0 );
      }
    }
  }
  pNew->u.vtab.omitMask &= ~mNoOmit;

  pNew->nLTerm = mxTerm+1;
  assert( pNew->nLTerm<=pNew->nLSlot );
  pNew->u.vtab.idxNum = pIdxInfo->idxNum;
  pNew->u.vtab.needFree = pIdxInfo->needToFreeIdxStr;
  pIdxInfo->needToFreeIdxStr = 0;
  pNew->u.vtab.idxStr = pIdxInfo->idxStr;
................................................................................
  WhereClause *pWC;            /* The WHERE clause */
  struct SrcList_item *pSrc;   /* The FROM clause term to search */
  sqlite3_index_info *p;       /* Object to pass to xBestIndex() */
  int nConstraint;             /* Number of constraints in p */
  int bIn;                     /* True if plan uses IN(...) operator */
  WhereLoop *pNew;
  Bitmask mBest;               /* Tables used by best possible plan */
  u16 mNoOmit;

  assert( (mPrereq & mUnusable)==0 );
  pWInfo = pBuilder->pWInfo;
  pParse = pWInfo->pParse;
  pWC = pBuilder->pWC;
  pNew = pBuilder->pNew;
  pSrc = &pWInfo->pTabList->a[pNew->iTab];
  assert( IsVirtual(pSrc->pTab) );
  p = allocateIndexInfo(pParse, pWC, mUnusable, pSrc, pBuilder->pOrderBy, 
      &mNoOmit);
  if( p==0 ) return SQLITE_NOMEM_BKPT;
  pNew->rSetup = 0;
  pNew->wsFlags = WHERE_VIRTUALTABLE;
  pNew->nLTerm = 0;
  pNew->u.vtab.needFree = 0;
  nConstraint = p->nConstraint;
  if( whereLoopResize(pParse->db, pNew, nConstraint) ){
    sqlite3DbFree(pParse->db, p);
    return SQLITE_NOMEM_BKPT;
  }

  /* First call xBestIndex() with all constraints usable. */
  WHERETRACE(0x40, ("  VirtualOne: all usable\n"));
  rc = whereLoopAddVirtualOne(pBuilder, mPrereq, ALLBITS, 0, p, mNoOmit, &bIn);

  /* If the call to xBestIndex() with all terms enabled produced a plan
  ** that does not require any source tables (IOW: a plan with mBest==0),
  ** then there is no point in making any further calls to xBestIndex() 
  ** since they will all return the same result (if the xBestIndex()
  ** implementation is sane). */
  if( rc==SQLITE_OK && (mBest = (pNew->prereq & ~mPrereq))!=0 ){
................................................................................
    Bitmask mPrev = 0;
    Bitmask mBestNoIn = 0;

    /* If the plan produced by the earlier call uses an IN(...) term, call
    ** xBestIndex again, this time with IN(...) terms disabled. */
    if( bIn ){
      WHERETRACE(0x40, ("  VirtualOne: all usable w/o IN\n"));
      rc = whereLoopAddVirtualOne(
          pBuilder, mPrereq, ALLBITS, WO_IN, p, mNoOmit, &bIn);
      assert( bIn==0 );
      mBestNoIn = pNew->prereq & ~mPrereq;
      if( mBestNoIn==0 ){
        seenZero = 1;
        seenZeroNoIN = 1;
      }
    }
................................................................................
        if( mThis>mPrev && mThis<mNext ) mNext = mThis;
      }
      mPrev = mNext;
      if( mNext==ALLBITS ) break;
      if( mNext==mBest || mNext==mBestNoIn ) continue;
      WHERETRACE(0x40, ("  VirtualOne: mPrev=%04llx mNext=%04llx\n",
                       (sqlite3_uint64)mPrev, (sqlite3_uint64)mNext));
      rc = whereLoopAddVirtualOne(
          pBuilder, mPrereq, mNext|mPrereq, 0, p, mNoOmit, &bIn);
      if( pNew->prereq==mPrereq ){
        seenZero = 1;
        if( bIn==0 ) seenZeroNoIN = 1;
      }
    }

    /* If the calls to xBestIndex() in the above loop did not find a plan
    ** that requires no source tables at all (i.e. one guaranteed to be
    ** usable), make a call here with all source tables disabled */
    if( rc==SQLITE_OK && seenZero==0 ){
      WHERETRACE(0x40, ("  VirtualOne: all disabled\n"));
      rc = whereLoopAddVirtualOne(
          pBuilder, mPrereq, mPrereq, 0, p, mNoOmit, &bIn);
      if( bIn==0 ) seenZeroNoIN = 1;
    }

    /* If the calls to xBestIndex() have so far failed to find a plan
    ** that requires no source tables at all and does not use an IN(...)
    ** operator, make a final call to obtain one here.  */
    if( rc==SQLITE_OK && seenZeroNoIN==0 ){
      WHERETRACE(0x40, ("  VirtualOne: all disabled and w/o IN\n"));
      rc = whereLoopAddVirtualOne(
          pBuilder, mPrereq, mPrereq, WO_IN, p, mNoOmit, &bIn);
    }
  }

  if( p->needToFreeIdxStr ) sqlite3_free(p->idxStr);
  sqlite3DbFree(pParse->db, p);
  return rc;
}
................................................................................
      if( MASKBIT(i) & obSat ) continue;
      pOBExpr = sqlite3ExprSkipCollate(pOrderBy->a[i].pExpr);
      if( pOBExpr->op!=TK_COLUMN ) continue;
      if( pOBExpr->iTable!=iCur ) continue;
      pTerm = sqlite3WhereFindTerm(&pWInfo->sWC, iCur, pOBExpr->iColumn,
                       ~ready, eqOpMask, 0);
      if( pTerm==0 ) continue;
      if( pTerm->eOperator==WO_IN ){
        /* IN terms are only valid for sorting in the ORDER BY LIMIT 
        ** optimization, and then only if they are actually used
        ** by the query plan */
        assert( wctrlFlags & WHERE_ORDERBY_LIMIT );
        for(j=0; j<pLoop->nLTerm && pTerm!=pLoop->aLTerm[j]; j++){}
        if( j>=pLoop->nLTerm ) continue;
      }
      if( (pTerm->eOperator&(WO_EQ|WO_IS))!=0 && pOBExpr->iColumn>=0 ){
        const char *z1, *z2;
        pColl = sqlite3ExprCollSeq(pWInfo->pParse, pOrderBy->a[i].pExpr);
        if( !pColl ) pColl = db->pDfltColl;
        z1 = pColl->zName;
        pColl = sqlite3ExprCollSeq(pWInfo->pParse, pTerm->pExpr);
        if( !pColl ) pColl = db->pDfltColl;
................................................................................

      /* Loop through all columns of the index and deal with the ones
      ** that are not constrained by == or IN.
      */
      rev = revSet = 0;
      distinctColumns = 0;
      for(j=0; j<nColumn; j++){
        u8 bOnce = 1; /* True to run the ORDER BY search loop */

        assert( j>=pLoop->u.btree.nEq 
            || (pLoop->aLTerm[j]==0)==(j<pLoop->nSkip)
        );
        if( j<pLoop->u.btree.nEq && j>=pLoop->nSkip ){
          u16 eOp = pLoop->aLTerm[j]->eOperator;

          /* Skip over == and IS and ISNULL terms.  (Also skip IN terms when
          ** doing WHERE_ORDERBY_LIMIT processing). 
          **




          ** If the current term is a column of an ((?,?) IN (SELECT...)) 
          ** expression for which the SELECT returns more than one column,
          ** check that it is the only column used by this loop. Otherwise,
          ** if it is one of two or more, none of the columns can be
          ** considered to match an ORDER BY term.  */
          if( (eOp & eqOpMask)!=0 ){
            if( eOp & WO_ISNULL ){
              testcase( isOrderDistinct );
              isOrderDistinct = 0;
            }
            continue;  
          }else if( ALWAYS(eOp & WO_IN) ){
            /* ALWAYS() justification: eOp is an equality operator due to the
            ** j<pLoop->u.btree.nEq constraint above.  Any equality other
            ** than WO_IN is captured by the previous "if".  So this one
            ** always has to be WO_IN. */
            Expr *pX = pLoop->aLTerm[j]->pExpr;
            for(i=j+1; i<pLoop->u.btree.nEq; i++){
              if( pLoop->aLTerm[i]->pExpr==pX ){
                assert( (pLoop->aLTerm[i]->eOperator & WO_IN) );
                bOnce = 0;
                break;
              }
            }
          }
        }

        /* Get the column number in the table (iColumn) and sort order
        ** (revIdx) for the j-th column of the index.
        */
        if( pIndex ){
          iColumn = pIndex->aiColumn[j];
................................................................................
        ){
          isOrderDistinct = 0;
        }

        /* Find the ORDER BY term that corresponds to the j-th column
        ** of the index and mark that ORDER BY term off 
        */

        isMatch = 0;
        for(i=0; bOnce && i<nOrderBy; i++){
          if( MASKBIT(i) & obSat ) continue;
          pOBExpr = sqlite3ExprSkipCollate(pOrderBy->a[i].pExpr);
          testcase( wctrlFlags & WHERE_GROUPBY );
          testcase( wctrlFlags & WHERE_DISTINCTBY );
          if( (wctrlFlags & (WHERE_GROUPBY|WHERE_DISTINCTBY))==0 ) bOnce = 0;
................................................................................
    }
    if( pLoop->wsFlags & WHERE_IN_ABLE && pLevel->u.in.nIn>0 ){
      struct InLoop *pIn;
      int j;
      sqlite3VdbeResolveLabel(v, pLevel->addrNxt);
      for(j=pLevel->u.in.nIn, pIn=&pLevel->u.in.aInLoop[j-1]; j>0; j--, pIn--){
        sqlite3VdbeJumpHere(v, pIn->addrInTop+1);
        if( pIn->eEndLoopOp!=OP_Noop ){
          sqlite3VdbeAddOp2(v, pIn->eEndLoopOp, pIn->iCur, pIn->addrInTop);
          VdbeCoverage(v);
          VdbeCoverageIf(v, pIn->eEndLoopOp==OP_PrevIfOpen);
          VdbeCoverageIf(v, pIn->eEndLoopOp==OP_NextIfOpen);
        }
        sqlite3VdbeJumpHere(v, pIn->addrInTop-1);
      }
    }
    sqlite3VdbeResolveLabel(v, pLevel->addrBrk);
    if( pLevel->addrSkip ){
      sqlite3VdbeGoto(v, pLevel->addrSkip);
      VdbeComment((v, "next skip-scan on %s", pLoop->u.btree.pIndex->zName));
................................................................................
#define YYSTACKDEPTH 100
#endif
#define sqlite3ParserARG_SDECL Parse *pParse;
#define sqlite3ParserARG_PDECL ,Parse *pParse
#define sqlite3ParserARG_FETCH Parse *pParse = yypParser->pParse
#define sqlite3ParserARG_STORE yypParser->pParse = pParse
#define YYFALLBACK 1
#define YYNSTATE             456
#define YYNRULE              331
#define YY_MAX_SHIFT         455
#define YY_MIN_SHIFTREDUCE   667
#define YY_MAX_SHIFTREDUCE   997
#define YY_MIN_REDUCE        998
#define YY_MAX_REDUCE        1328
#define YY_ERROR_ACTION      1329
#define YY_ACCEPT_ACTION     1330
#define YY_NO_ACTION         1331
/************* End control #defines *******************************************/

/* Define the yytestcase() macro to be a no-op if is not already defined
** otherwise.
**
** Applications can choose to define yytestcase() in the %include section
** to a macro that can assist in verifying code coverage.  For production
................................................................................
**  yy_shift_ofst[]    For each state, the offset into yy_action for
**                     shifting terminals.
**  yy_reduce_ofst[]   For each state, the offset into yy_action for
**                     shifting non-terminals after a reduce.
**  yy_default[]       Default action for each state.
**
*********** Begin parsing tables **********************************************/
#define YY_ACTTAB_COUNT (1571)
static const YYACTIONTYPE yy_action[] = {
 /*     0 */   325,  830,  351,  824,    5,  203,  203,  818,   99,  100,
 /*    10 */    90,  840,  840,  852,  855,  844,  844,   97,   97,   98,
 /*    20 */    98,   98,   98,  301,   96,   96,   96,   96,   95,   95,
 /*    30 */    94,   94,   94,   93,  351,  325,  975,  975,  823,  823,
 /*    40 */   823,  945,  354,   99,  100,   90,  840,  840,  852,  855,
 /*    50 */   844,  844,   97,   97,   98,   98,   98,   98,  338,   96,
 /*    60 */    96,   96,   96,   95,   95,   94,   94,   94,   93,  351,
 /*    70 */    95,   95,   94,   94,   94,   93,  351,  790,  975,  975,
 /*    80 */   325,   94,   94,   94,   93,  351,  791,   75,   99,  100,
 /*    90 */    90,  840,  840,  852,  855,  844,  844,   97,   97,   98,
 /*   100 */    98,   98,   98,  450,   96,   96,   96,   96,   95,   95,
 /*   110 */    94,   94,   94,   93,  351, 1330,  155,  155,    2,  325,
 /*   120 */   275,  146,  132,   52,   52,   93,  351,   99,  100,   90,
 /*   130 */   840,  840,  852,  855,  844,  844,   97,   97,   98,   98,
 /*   140 */    98,   98,  101,   96,   96,   96,   96,   95,   95,   94,
 /*   150 */    94,   94,   93,  351,  956,  956,  325,  268,  428,  413,
 /*   160 */   411,   61,  751,  751,   99,  100,   90,  840,  840,  852,
 /*   170 */   855,  844,  844,   97,   97,   98,   98,   98,   98,   60,
 /*   180 */    96,   96,   96,   96,   95,   95,   94,   94,   94,   93,
 /*   190 */   351,  325,  270,  329,  273,  277,  957,  958,  250,   99,
 /*   200 */   100,   90,  840,  840,  852,  855,  844,  844,   97,   97,
 /*   210 */    98,   98,   98,   98,  301,   96,   96,   96,   96,   95,
 /*   220 */    95,   94,   94,   94,   93,  351,  325,  936, 1323,  697,
 /*   230 */   705, 1323,  242,  412,   99,  100,   90,  840,  840,  852,
 /*   240 */   855,  844,  844,   97,   97,   98,   98,   98,   98,  347,
 /*   250 */    96,   96,   96,   96,   95,   95,   94,   94,   94,   93,
 /*   260 */   351,  325,  936, 1324,  384,  698, 1324,  381,  379,   99,
 /*   270 */   100,   90,  840,  840,  852,  855,  844,  844,   97,   97,
 /*   280 */    98,   98,   98,   98,  700,   96,   96,   96,   96,   95,
 /*   290 */    95,   94,   94,   94,   93,  351,  325,   92,   89,  178,
 /*   300 */   831,  934,  373,  699,   99,  100,   90,  840,  840,  852,
 /*   310 */   855,  844,  844,   97,   97,   98,   98,   98,   98,  375,
 /*   320 */    96,   96,   96,   96,   95,   95,   94,   94,   94,   93,
 /*   330 */   351,  325, 1273,  945,  354,  817,  934,  738,  738,   99,
 /*   340 */   100,   90,  840,  840,  852,  855,  844,  844,   97,   97,
 /*   350 */    98,   98,   98,   98,  230,   96,   96,   96,   96,   95,
 /*   360 */    95,   94,   94,   94,   93,  351,  325,  967,  227,   92,
 /*   370 */    89,  178,  373,  300,   99,  100,   90,  840,  840,  852,
 /*   380 */   855,  844,  844,   97,   97,   98,   98,   98,   98,  919,
 /*   390 */    96,   96,   96,   96,   95,   95,   94,   94,   94,   93,
 /*   400 */   351,  325,  449,  447,  447,  447,  147,  736,  736,   99,
 /*   410 */   100,   90,  840,  840,  852,  855,  844,  844,   97,   97,
 /*   420 */    98,   98,   98,   98,  296,   96,   96,   96,   96,   95,
 /*   430 */    95,   94,   94,   94,   93,  351,  325,  419,  231,  956,
 /*   440 */   956,  158,   25,  422,   99,  100,   90,  840,  840,  852,
 /*   450 */   855,  844,  844,   97,   97,   98,   98,   98,   98,  450,
 /*   460 */    96,   96,   96,   96,   95,   95,   94,   94,   94,   93,
 /*   470 */   351,  443,  224,  224,  420,  956,  956,  960,  325,   52,
 /*   480 */    52,  957,  958,  176,  415,   78,   99,  100,   90,  840,
 /*   490 */   840,  852,  855,  844,  844,   97,   97,   98,   98,   98,
 /*   500 */    98,  379,   96,   96,   96,   96,   95,   95,   94,   94,
 /*   510 */    94,   93,  351,  325,  428,  418,  298,  957,  958,  960,
 /*   520 */    81,   99,   88,   90,  840,  840,  852,  855,  844,  844,
 /*   530 */    97,   97,   98,   98,   98,   98,  716,   96,   96,   96,
 /*   540 */    96,   95,   95,   94,   94,   94,   93,  351,  325,  841,
 /*   550 */   841,  853,  856,  994,  318,  343,  379,  100,   90,  840,
 /*   560 */   840,  852,  855,  844,  844,   97,   97,   98,   98,   98,
 /*   570 */    98,  450,   96,   96,   96,   96,   95,   95,   94,   94,
 /*   580 */    94,   93,  351,  325,  350,  350,  350,  260,  377,  340,
 /*   590 */   927,   52,   52,   90,  840,  840,  852,  855,  844,  844,
 /*   600 */    97,   97,   98,   98,   98,   98,  361,   96,   96,   96,
 /*   610 */    96,   95,   95,   94,   94,   94,   93,  351,   86,  445,
 /*   620 */   845,    3, 1200,  361,  360,  378,  344,  812,  956,  956,
 /*   630 */  1297,   86,  445,  728,    3,  212,  169,  287,  405,  282,
 /*   640 */   404,  199,  232,  450,  300,  759,   83,   84,  280,  245,
 /*   650 */   262,  365,  251,   85,  352,  352,   92,   89,  178,   83,
 /*   660 */    84,  242,  412,   52,   52,  448,   85,  352,  352,  246,
 /*   670 */   957,  958,  194,  455,  669,  402,  399,  398,  448,  243,
 /*   680 */   221,  114,  434,  775,  361,  450,  397,  268,  746,  224,
 /*   690 */   224,  132,  132,  198,  830,  434,  452,  451,  428,  427,
 /*   700 */   818,  415,  733,  712,  132,   52,   52,  830,  268,  452,
 /*   710 */   451,  733,  194,  818,  363,  402,  399,  398,  450, 1268,
 /*   720 */  1268,   23,  956,  956,   86,  445,  397,    3,  228,  429,
 /*   730 */   893,  823,  823,  823,  825,   19,  203,  719,   52,   52,
 /*   740 */   428,  408,  439,  249,  823,  823,  823,  825,   19,  229,
 /*   750 */   403,  153,   83,   84,  760,  177,  241,  450,  720,   85,
 /*   760 */   352,  352,  120,  157,  957,  958,   58,  975,  409,  355,
 /*   770 */   330,  448,  268,  428,  430,  320,  789,   32,   32,   86,
 /*   780 */   445,  775,    3,  341,   98,   98,   98,   98,  434,   96,
 /*   790 */    96,   96,   96,   95,   95,   94,   94,   94,   93,  351,
 /*   800 */   830,  120,  452,  451,  812,  885,  818,   83,   84,  975,
 /*   810 */   812,  132,  410,  918,   85,  352,  352,  132,  407,  788,
 /*   820 */   956,  956,   92,   89,  178,  915,  448,  262,  370,  261,
 /*   830 */    82,  912,   80,  262,  370,  261,  932,  823,  823,  823,
 /*   840 */   825,   19,  257,  434,   96,   96,   96,   96,   95,   95,
 /*   850 */    94,   94,   94,   93,  351,  830,  268,  452,  451,  956,
 /*   860 */   956,  818,  957,  958,  120,   92,   89,  178,  943,    2,
 /*   870 */   916,  963,  268,    1,  766,   76,  445,  761,    3,  707,
 /*   880 */   899,  899,  387,  956,  956,  756,  917,  371,  739,  777,
 /*   890 */   755,  907,  823,  823,  823,  825,   19,  883,  740,  450,
 /*   900 */    24,  957,  958,   83,   84,  369,  956,  956,  708,  226,
 /*   910 */    85,  352,  352,  745,  315,  314,  313,  215,  311,   10,
 /*   920 */    10,  682,  448,  349,  348,  957,  958,  887,  776,  691,
 /*   930 */   331,  956,  956,  337,  157,  450,  268,  103,  450,  434,
 /*   940 */   450,  816,  310,  906,  887,  889,  321,  450,  957,  958,
 /*   950 */   708,  830,  775,  452,  451,   10,   10,  818,   10,   10,
 /*   960 */    52,   52,  171,  170,  180,  225,  248,   10,   10,  339,
 /*   970 */   701,  701,  233,  957,  958,  247,  982,  741,  450,  956,
 /*   980 */   956,  425,  157,  980,  685,  981,  182,  912,  823,  823,
 /*   990 */   823,  825,   19,  183,  324,  423,  132,  181,   51,   51,
 /*  1000 */   715,  349,  348,  394,  256,  887,  334,  915,  983,  983,
 /*  1010 */   830,  417,  824,  234,  198,  234,  818,  268,  326,  382,
 /*  1020 */   120,  957,  958,  264,  177,   98,   98,   98,   98,   91,
 /*  1030 */    96,   96,   96,   96,   95,   95,   94,   94,   94,   93,
 /*  1040 */   351,  816,  416,  371,  120,  359,  816,  823,  823,  823,
 /*  1050 */   775,  299,  916,  450,  368,  197,  196,  195,  358,  200,
 /*  1060 */   175,  380,    9,    9,  450, 1287,  875,  714,  917,  450,
 /*  1070 */   433,  237,  450,   36,   36,  132,  253,  450,  255,  450,
 /*  1080 */   117,  450,  809,  362,   37,   37,  983,  983,  450,   12,
 /*  1090 */    12,  330,   27,   27,  446,  331,  280,   38,   38,   39,
 /*  1100 */    39,   40,   40, 1207,  450,  816,  335,  356,   41,   41,
 /*  1110 */   450,  336,  450,  695,  450,  120,  450,  332,  133,  450,
 /*  1120 */   268,  450,  269,  450,   42,   42,  450,  816,  254,  450,
 /*  1130 */    28,   28,   29,   29,   31,   31,   43,   43,  450,   44,
 /*  1140 */    44,   45,   45,   11,   11,  450,   46,   46,  450,  105,
 /*  1150 */   105,  450,  748,  713,  450,  695,  450,  910,   47,   47,
 /*  1160 */   450,  267,  450,  415,  450,   48,   48,  450,   33,   33,
 /*  1170 */   386,   49,   49,  450,   50,   50,   34,   34,  450,  172,
 /*  1180 */   122,  122,  123,  123,  124,  124,  450,   56,   56,  450,
 /*  1190 */   120,  450,  345,   35,   35,  450,  790,  450,  106,  106,
 /*  1200 */   450,   74,  450,  974,  450,  791,   53,   53,  432,  107,
 /*  1210 */   107,  108,  108,  450,  272,  104,  104,  121,  121,  450,
 /*  1220 */   119,  119,  112,  112,  111,  111,  450,  317,  996,  450,
 /*  1230 */   118,  450,  162,  109,  109,  317,  935,  450,  896,  110,
 /*  1240 */   110,  450,  895,  744,  688,  436,   55,   55,   20,   57,
 /*  1250 */    57,   54,   54,  440,  444,  756,  385,   26,   26,  274,
 /*  1260 */   755,   30,   30,   21,  672,  673,  674,  223,  175,  931,
 /*  1270 */   814,  372,  319,  202,  202,  882,  120,  120,  120,  374,
 /*  1280 */   826,  710,  202,   72,  276,  263,  120,  120,   74,  395,
 /*  1290 */   278,  286,  208,   74,  718,  717,  725,  726,  892,  892,
 /*  1300 */   167,  997,  285,  753,  729,  784,   77,  878,  202,  997,
 /*  1310 */   208,  693,  891,  891,  116,  281,  782,  882,  390,  815,
 /*  1320 */   762,  773,  826,  431,  302,  303,  822,  218,  696,  289,
 /*  1330 */   690,  291,  293,  679,  678,  680,  950,  159,  316,    7,
 /*  1340 */   364,  252,  259,  804,  909,  376,  400,  295,  308,  173,
 /*  1350 */   435,  953,  168,  991,  135,  205,  926,  924,   59,  988,
 /*  1360 */    62,  284,  880,  333,  879,  712,  144,  156,  130,   72,
 /*  1370 */   366,  367,  393,  185,  189,  160,  383,   67,  389,  266,
 /*  1380 */   137,  894,  774,  219,  154,  139,  190,  140,  391,  271,
 /*  1390 */   191,  141,  142,  801,  681,  148,  811,  342,  322,  192,
 /*  1400 */   406,  732,  911,  874,  723,  731,  323,  710,  730,   71,
 /*  1410 */   704,  204,  283,  703,    6,   79,  421,  702,  965,  770,
 /*  1420 */   297,  346,  426,  102,  722,  288,   73,  424,  213,  951,
 /*  1430 */   771,  438,   22,  290,  687,  769,  442,  453,  239,  217,
 /*  1440 */   214,  668,  125,  353,  126,  216,  454,  166,  676,  115,
 /*  1450 */   675,  235,  244,  179,  670,  357,  810,  113,  890,  888,
 /*  1460 */   292,  136,  128,  752,  304,  768,  294,  305,  138,  742,
 /*  1470 */   306,  307,  127,  184,  860,  258,  905,  145,  143,  238,
 /*  1480 */    63,   64,   65,   66,  240,  129,  908,  186,  187,  904,
 /*  1490 */     8,   13,  188,  265,  897,  149,  202,  985,  388,  684,
 /*  1500 */   150,  161,  392,  285,  193,  279,  151,  396,   68,   14,
 /*  1510 */   401,   15,  327,  721,  328,  134,   69,   70,  236,  131,
 /*  1520 */   829,  828,  858,  750,   16,  201,  754,    4,  783,  220,
 /*  1530 */   414,  174,  222,  152,   77,  778,   74,   17,   18,  873,
 /*  1540 */   859,  857,  914,  862,  913,  207,  206,  940,  163,  437,
 /*  1550 */   946,  941,  164,  209,  210,  441,  861,  165,  312,  827,
 /*  1560 */   694,   87, 1000,  309,  211, 1000, 1000, 1000, 1000, 1289,
 /*  1570 */  1288,
};
static const YYCODETYPE yy_lookahead[] = {
 /*     0 */    19,   95,   53,   97,   22,   24,   24,  101,   27,   28,
 /*    10 */    29,   30,   31,   32,   33,   34,   35,   36,   37,   38,
 /*    20 */    39,   40,   41,  152,   43,   44,   45,   46,   47,   48,
 /*    30 */    49,   50,   51,   52,   53,   19,   55,   55,  132,  133,
 /*    40 */   134,    1,    2,   27,   28,   29,   30,   31,   32,   33,
................................................................................
 /*    50 */    34,   35,   36,   37,   38,   39,   40,   41,  187,   43,
 /*    60 */    44,   45,   46,   47,   48,   49,   50,   51,   52,   53,
 /*    70 */    47,   48,   49,   50,   51,   52,   53,   61,   97,   97,
 /*    80 */    19,   49,   50,   51,   52,   53,   70,   26,   27,   28,
 /*    90 */    29,   30,   31,   32,   33,   34,   35,   36,   37,   38,
 /*   100 */    39,   40,   41,  152,   43,   44,   45,   46,   47,   48,
 /*   110 */    49,   50,   51,   52,   53,  144,  145,  146,  147,   19,
 /*   120 */    16,   22,   92,  172,  173,   52,   53,   27,   28,   29,
 /*   130 */    30,   31,   32,   33,   34,   35,   36,   37,   38,   39,
 /*   140 */    40,   41,   81,   43,   44,   45,   46,   47,   48,   49,
 /*   150 */    50,   51,   52,   53,   55,   56,   19,  152,  207,  208,
 /*   160 */   115,   24,  117,  118,   27,   28,   29,   30,   31,   32,
 /*   170 */    33,   34,   35,   36,   37,   38,   39,   40,   41,   79,
 /*   180 */    43,   44,   45,   46,   47,   48,   49,   50,   51,   52,
 /*   190 */    53,   19,   88,  157,   90,   23,   97,   98,  193,   27,
 /*   200 */    28,   29,   30,   31,   32,   33,   34,   35,   36,   37,
 /*   210 */    38,   39,   40,   41,  152,   43,   44,   45,   46,   47,
 /*   220 */    48,   49,   50,   51,   52,   53,   19,   22,   23,  172,
 /*   230 */    23,   26,  119,  120,   27,   28,   29,   30,   31,   32,
 /*   240 */    33,   34,   35,   36,   37,   38,   39,   40,   41,  187,
 /*   250 */    43,   44,   45,   46,   47,   48,   49,   50,   51,   52,
 /*   260 */    53,   19,   22,   23,  228,   23,   26,  231,  152,   27,
 /*   270 */    28,   29,   30,   31,   32,   33,   34,   35,   36,   37,
 /*   280 */    38,   39,   40,   41,  172,   43,   44,   45,   46,   47,
 /*   290 */    48,   49,   50,   51,   52,   53,   19,  221,  222,  223,
 /*   300 */    23,   96,  152,  172,   27,   28,   29,   30,   31,   32,
 /*   310 */    33,   34,   35,   36,   37,   38,   39,   40,   41,  152,
 /*   320 */    43,   44,   45,   46,   47,   48,   49,   50,   51,   52,
 /*   330 */    53,   19,    0,    1,    2,   23,   96,  190,  191,   27,
 /*   340 */    28,   29,   30,   31,   32,   33,   34,   35,   36,   37,
 /*   350 */    38,   39,   40,   41,  238,   43,   44,   45,   46,   47,
 /*   360 */    48,   49,   50,   51,   52,   53,   19,  185,  218,  221,
 /*   370 */   222,  223,  152,  152,   27,   28,   29,   30,   31,   32,
 /*   380 */    33,   34,   35,   36,   37,   38,   39,   40,   41,  241,
 /*   390 */    43,   44,   45,   46,   47,   48,   49,   50,   51,   52,
 /*   400 */    53,   19,  152,  168,  169,  170,   22,  190,  191,   27,
 /*   410 */    28,   29,   30,   31,   32,   33,   34,   35,   36,   37,
 /*   420 */    38,   39,   40,   41,  152,   43,   44,   45,   46,   47,
 /*   430 */    48,   49,   50,   51,   52,   53,   19,   19,  218,   55,

 /*   440 */    56,   24,   22,  152,   27,   28,   29,   30,   31,   32,
 /*   450 */    33,   34,   35,   36,   37,   38,   39,   40,   41,  152,
 /*   460 */    43,   44,   45,   46,   47,   48,   49,   50,   51,   52,
 /*   470 */    53,  250,  194,  195,   56,   55,   56,   55,   19,  172,
 /*   480 */   173,   97,   98,  152,  206,  138,   27,   28,   29,   30,
 /*   490 */    31,   32,   33,   34,   35,   36,   37,   38,   39,   40,
 /*   500 */    41,  152,   43,   44,   45,   46,   47,   48,   49,   50,
 /*   510 */    51,   52,   53,   19,  207,  208,  152,   97,   98,   97,
 /*   520 */   138,   27,   28,   29,   30,   31,   32,   33,   34,   35,
 /*   530 */    36,   37,   38,   39,   40,   41,  181,   43,   44,   45,
 /*   540 */    46,   47,   48,   49,   50,   51,   52,   53,   19,   30,
 /*   550 */    31,   32,   33,  247,  248,   19,  152,   28,   29,   30,
 /*   560 */    31,   32,   33,   34,   35,   36,   37,   38,   39,   40,
 /*   570 */    41,  152,   43,   44,   45,   46,   47,   48,   49,   50,
 /*   580 */    51,   52,   53,   19,  168,  169,  170,  238,   19,   53,
 /*   590 */   152,  172,  173,   29,   30,   31,   32,   33,   34,   35,
 /*   600 */    36,   37,   38,   39,   40,   41,  152,   43,   44,   45,
 /*   610 */    46,   47,   48,   49,   50,   51,   52,   53,   19,   20,
 /*   620 */   101,   22,   23,  169,  170,   56,  207,   85,   55,   56,
 /*   630 */    23,   19,   20,   26,   22,   99,  100,  101,  102,  103,
 /*   640 */   104,  105,  238,  152,  152,  210,   47,   48,  112,  152,
 /*   650 */   108,  109,  110,   54,   55,   56,  221,  222,  223,   47,
 /*   660 */    48,  119,  120,  172,  173,   66,   54,   55,   56,  152,
 /*   670 */    97,   98,   99,  148,  149,  102,  103,  104,   66,  154,
 /*   680 */    23,  156,   83,   26,  230,  152,  113,  152,  163,  194,

 /*   690 */   195,   92,   92,   30,   95,   83,   97,   98,  207,  208,



 /*   700 */   101,  206,  179,  180,   92,  172,  173,   95,  152,   97,
 /*   710 */    98,  188,   99,  101,  219,  102,  103,  104,  152,  119,
 /*   720 */   120,  196,   55,   56,   19,   20,  113,   22,  193,  163,
 /*   730 */    11,  132,  133,  134,  135,  136,   24,   65,  172,  173,
 /*   740 */   207,  208,  250,  152,  132,  133,  134,  135,  136,  193,
 /*   750 */    78,   84,   47,   48,   49,   98,  199,  152,   86,   54,
 /*   760 */    55,   56,  196,  152,   97,   98,  209,   55,  163,  244,
 /*   770 */   107,   66,  152,  207,  208,  164,  175,  172,  173,   19,
 /*   780 */    20,  124,   22,  111,   38,   39,   40,   41,   83,   43,


 /*   790 */    44,   45,   46,   47,   48,   49,   50,   51,   52,   53,
 /*   800 */    95,  196,   97,   98,   85,  152,  101,   47,   48,   97,
 /*   810 */    85,   92,  207,  193,   54,   55,   56,   92,   49,  175,
 /*   820 */    55,   56,  221,  222,  223,   12,   66,  108,  109,  110,
 /*   830 */   137,  163,  139,  108,  109,  110,  152,  132,  133,  134,
 /*   840 */   135,  136,  152,   83,   43,   44,   45,   46,   47,   48,
 /*   850 */    49,   50,   51,   52,   53,   95,  152,   97,   98,   55,
 /*   860 */    56,  101,   97,   98,  196,  221,  222,  223,  146,  147,
 /*   870 */    57,  171,  152,   22,  213,   19,   20,   49,   22,  179,
 /*   880 */   108,  109,  110,   55,   56,  116,   73,  219,   75,  124,
 /*   890 */   121,  152,  132,  133,  134,  135,  136,  193,   85,  152,
 /*   900 */   232,   97,   98,   47,   48,  237,   55,   56,   55,    5,
 /*   910 */    54,   55,   56,  193,   10,   11,   12,   13,   14,  172,
 /*   920 */   173,   17,   66,   47,   48,   97,   98,  152,  124,  166,
 /*   930 */   167,   55,   56,  186,  152,  152,  152,   22,  152,   83,
 /*   940 */   152,  152,  160,  152,  169,  170,  164,  152,   97,   98,
 /*   950 */    97,   95,   26,   97,   98,  172,  173,  101,  172,  173,
 /*   960 */   172,  173,   47,   48,   60,   22,   62,  172,  173,  186,
 /*   970 */    55,   56,  186,   97,   98,   71,  100,  193,  152,   55,
 /*   980 */    56,  186,  152,  107,   21,  109,   82,  163,  132,  133,
 /*   990 */   134,  135,  136,   89,  164,  207,   92,   93,  172,  173,
 /*  1000 */   181,   47,   48,   19,   16,  230,  217,   12,  132,  133,
 /*  1010 */    95,  163,   97,  183,   30,  185,  101,  152,  114,  152,
 /*  1020 */   196,   97,   98,  152,   98,   38,   39,   40,   41,   42,
 /*  1030 */    43,   44,   45,   46,   47,   48,   49,   50,   51,   52,
 /*  1040 */    53,  152,  152,  219,  196,  141,  152,  132,  133,  134,
 /*  1050 */   124,  225,   57,  152,   91,  108,  109,  110,  193,  211,
 /*  1060 */   212,  237,  172,  173,  152,  122,  103,  181,   73,  152,
 /*  1070 */    75,  210,  152,  172,  173,   92,   88,  152,   90,  152,
 /*  1080 */    22,  152,  163,  100,  172,  173,  132,  133,  152,  172,
 /*  1090 */   173,  107,  172,  173,  166,  167,  112,  172,  173,  172,
 /*  1100 */   173,  172,  173,  140,  152,  152,  217,  242,  172,  173,
 /*  1110 */   152,  217,  152,   55,  152,  196,  152,  245,  246,  152,
 /*  1120 */   152,  152,  152,  152,  172,  173,  152,  152,  140,  152,

 /*  1130 */   172,  173,  172,  173,  172,  173,  172,  173,  152,  172,
 /*  1140 */   173,  172,  173,  172,  173,  152,  172,  173,  152,  172,
 /*  1150 */   173,  152,  195,  152,  152,   97,  152,  163,  172,  173,
 /*  1160 */   152,  193,  152,  206,  152,  172,  173,  152,  172,  173,
 /*  1170 */   217,  172,  173,  152,  172,  173,  172,  173,  152,   26,
 /*  1180 */   172,  173,  172,  173,  172,  173,  152,  172,  173,  152,
 /*  1190 */   196,  152,  217,  172,  173,  152,   61,  152,  172,  173,
 /*  1200 */   152,   26,  152,   26,  152,   70,  172,  173,  191,  172,
 /*  1210 */   173,  172,  173,  152,  152,  172,  173,  172,  173,  152,
 /*  1220 */   172,  173,  172,  173,  172,  173,  152,   22,   23,  152,
 /*  1230 */    22,  152,   24,  172,  173,   22,   23,  152,   59,  172,
 /*  1240 */   173,  152,   63,  163,  163,  163,  172,  173,   22,  172,
 /*  1250 */   173,  172,  173,  163,  163,  116,   77,  172,  173,  152,
 /*  1260 */   121,  172,  173,   37,    7,    8,    9,  211,  212,   23,
 /*  1270 */    23,   23,   26,   26,   26,   55,  196,  196,  196,   23,
 /*  1280 */    55,  106,   26,  130,  152,   23,  196,  196,   26,   23,
 /*  1290 */    23,  101,   26,   26,  100,  101,    7,    8,  132,  133,
 /*  1300 */   123,   96,  112,   23,  152,   23,   26,   23,   26,   96,
 /*  1310 */    26,   23,  132,  133,   26,  152,  152,   97,  234,  152,
 /*  1320 */   152,  152,   97,  152,  152,  152,  152,  233,  152,  210,
 /*  1330 */   152,  210,  210,  152,  152,  152,  152,  197,  150,  198,
 /*  1340 */   214,  214,  239,  201,  201,  239,  176,  214,  200,  184,
 /*  1350 */   227,  155,  198,   67,  243,  122,  159,  159,  240,   69,
 /*  1360 */   240,  175,  175,  159,  175,  180,   22,  220,   27,  130,
 /*  1370 */    18,  159,   18,  158,  158,  220,  159,  137,   74,  235,
 /*  1380 */   189,  236,  159,  159,   22,  192,  158,  192,  177,  159,
 /*  1390 */   158,  192,  192,  201,  159,  189,  189,   76,  177,  158,
 /*  1400 */   107,  174,  201,  201,  182,  174,  177,  106,  174,  107,
 /*  1410 */   174,  159,  174,  176,   22,  137,  125,  174,  174,  216,
 /*  1420 */   159,   53,  126,  129,  182,  215,  128,  127,   25,   13,
 /*  1430 */   216,  177,   26,  215,  162,  216,  177,  161,  229,    6,
 /*  1440 */   153,    4,  165,    3,  165,  153,  151,   22,  151,  178,
 /*  1450 */   151,  178,  142,   15,  151,   94,  120,   16,   23,   23,
 /*  1460 */   215,  131,  111,  205,  204,  216,  215,  203,  123,   20,
 /*  1470 */   202,  201,  165,  125,  224,   16,    1,  131,  123,  226,
 /*  1480 */    37,   37,   37,   37,  229,  111,   56,   64,  122,    1,
 /*  1490 */     5,   22,  107,  140,   80,   80,   26,   87,   72,   20,
 /*  1500 */   107,   24,   19,  112,  105,   23,   22,   79,   22,   22,
 /*  1510 */    79,   22,  249,   58,  249,  246,   22,   26,   79,   68,
 /*  1520 */    23,   23,   23,  116,   22,   64,   23,   22,   56,   23,

 /*  1530 */    26,  122,   23,   22,   26,  124,   26,   64,   64,   23,
 /*  1540 */    23,   23,   23,   11,   23,   22,   26,   23,   22,   24,
 /*  1550 */     1,   23,   22,   26,  122,   24,   23,   22,   15,   23,

 /*  1560 */    23,   22,  251,   23,  122,  251,  251,  251,  251,  122,
 /*  1570 */   122,
};
#define YY_SHIFT_USE_DFLT (1571)
#define YY_SHIFT_COUNT    (455)
#define YY_SHIFT_MIN      (-94)
#define YY_SHIFT_MAX      (1549)
static const short yy_shift_ofst[] = {

 /*     0 */    40,  599,  904,  612,  760,  760,  760,  760,  725,  -19,
 /*    10 */    16,   16,  100,  760,  760,  760,  760,  760,  760,  760,

 /*    20 */   876,  876,  573,  542,  719,  600,   61,  137,  172,  207,
 /*    30 */   242,  277,  312,  347,  382,  417,  459,  459,  459,  459,







 /*    40 */   459,  459,  459,  459,  459,  459,  459,  459,  459,  459,
 /*    50 */   459,  459,  459,  494,  459,  529,  564,  564,  705,  760,
 /*    60 */   760,  760,  760,  760,  760,  760,  760,  760,  760,  760,
 /*    70 */   760,  760,  760,  760,  760,  760,  760,  760,  760,  760,
 /*    80 */   760,  760,  760,  760,  760,  760,  760,  760,  760,  760,
 /*    90 */   856,  760,  760,  760,  760,  760,  760,  760,  760,  760,
 /*   100 */   760,  760,  760,  760,  987,  746,  746,  746,  746,  746,
 /*   110 */   801,   23,   32,  924,  963,  984,  954,  954,  924,   73,
 /*   120 */   113,  -51, 1571, 1571, 1571,  536,  536,  536,   99,   99,
 /*   130 */   813,  813,  667,  205,  240,  924,  924,  924,  924,  924,
 /*   140 */   924,  924,  924,  924,  924,  924,  924,  924,  924,  924,
 /*   150 */   924,  924,  924,  924,  924,  332,  983,  422,  422,  113,


 /*   160 */    30,   30,   30,   30,   30,   30, 1571, 1571, 1571,  915,
 /*   170 */   -94,  -94,  384,  613,  828,  420,  765,  804,  851,  924,
 /*   180 */   924,  924,  924,  924,  924,  924,  924,  924,  924,  924,
 /*   190 */   924,  924,  924,  924,  924,  672,  672,  672,  924,  924,
 /*   200 */   657,  924,  924,  924,  -18,  924,  924,  995,  924,  924,
 /*   210 */   924,  924,  924,  924,  924,  924,  924,  924,  772, 1179,








 /*   220 */   712,  712,  712,  926,   45,  769, 1257, 1153,  418,  418,
 /*   230 */   569, 1153,  569, 1175,  607,  663, 1135,  418,  693, 1135,
 /*   240 */  1135, 1177, 1139, 1208, 1286, 1233, 1233, 1290, 1290, 1233,
 /*   250 */  1344, 1341, 1239, 1352, 1352, 1352, 1352, 1233, 1354, 1239,
 /*   260 */  1344, 1341, 1341, 1239, 1233, 1354, 1240, 1304, 1233, 1233,
 /*   270 */  1354, 1362, 1233, 1354, 1233, 1354, 1362, 1293, 1293, 1293,
 /*   280 */  1321, 1362, 1293, 1301, 1293, 1321, 1293, 1293, 1291, 1302,
 /*   290 */  1291, 1302, 1291, 1302, 1291, 1302, 1233, 1392, 1233, 1278,
 /*   300 */  1362, 1368, 1368, 1362, 1294, 1296, 1298, 1300, 1239, 1403,
 /*   310 */  1406, 1416, 1416, 1433, 1433, 1433, 1433, 1571, 1571, 1571,
 /*   320 */  1571, 1571, 1571, 1571, 1571,  519,  988, 1205, 1213,  104,
 /*   330 */   947, 1058, 1246, 1226, 1247, 1248, 1256, 1262, 1266, 1267,
 /*   340 */   853, 1194, 1289, 1190, 1280, 1282, 1220, 1284, 1166, 1180,
 /*   350 */  1288, 1225,  943, 1437, 1440, 1425, 1310, 1438, 1361, 1441,
 /*   360 */  1435, 1436, 1336, 1330, 1351, 1345, 1449, 1348, 1459, 1475,
 /*   370 */  1355, 1346, 1443, 1444, 1445, 1446, 1374, 1430, 1423, 1366,
 /*   380 */  1488, 1485, 1469, 1385, 1353, 1414, 1470, 1415, 1410, 1426,
 /*   390 */  1393, 1477, 1479, 1483, 1391, 1399, 1484, 1428, 1486, 1487,
 /*   400 */  1482, 1489, 1431, 1455, 1494, 1439, 1451, 1497, 1498, 1499,
 /*   410 */  1491, 1407, 1502, 1503, 1505, 1504, 1409, 1506, 1509, 1472,
 /*   420 */  1461, 1511, 1411, 1508, 1473, 1510, 1474, 1516, 1508, 1517,
 /*   430 */  1518, 1519, 1520, 1521, 1523, 1532, 1524, 1526, 1525, 1527,
 /*   440 */  1528, 1530, 1531, 1527, 1533, 1535, 1536, 1537, 1539, 1432,
 /*   450 */  1442, 1447, 1448, 1540, 1543, 1549,
};
#define YY_REDUCE_USE_DFLT (-130)
#define YY_REDUCE_COUNT (324)
#define YY_REDUCE_MIN   (-129)
#define YY_REDUCE_MAX   (1307)
static const short yy_reduce_ofst[] = {



 /*     0 */   -29,  566,  525,  605,  -49,  307,  491,  533,  668,  435,
 /*    10 */   601,  644,  148,  747,  783,  786,  419,  788,  795,  826,
 /*    20 */   454,  775,  830,  495,  824,  848,   76,   76,   76,   76,
 /*    30 */    76,   76,   76,   76,   76,   76,   76,   76,   76,   76,
 /*    40 */    76,   76,   76,   76,   76,   76,   76,   76,   76,   76,
 /*    50 */    76,   76,   76,   76,   76,   76,   76,   76,  890,  901,




 /*    60 */   912,  917,  920,  925,  927,  929,  936,  952,  958,  960,
 /*    70 */   962,  964,  967,  969,  971,  974,  977,  986,  993,  996,
 /*    80 */   999, 1002, 1004, 1008, 1010, 1012, 1015, 1021, 1026, 1034,
 /*    90 */  1037, 1039, 1043, 1045, 1048, 1050, 1052, 1061, 1067, 1074,
 /*   100 */  1077, 1079, 1085, 1089,   76,   76,   76,   76,   76,   76,
 /*   110 */    76,   76,   76,  865,   36,  523,  235,  416,  782,   76,
 /*   120 */   278,   76,   76,   76,   76,  700,  700,  700,  150,  220,









 /*   130 */   147,  217,  221,  306,  306,  611,    5,  535,  556,  620,
 /*   140 */   704,  720,  784,  116,  789,  349,  889,  894,  404,  953,
 /*   150 */   968, -129,  975,  492,   62,  722,  919,  763,  928,  957,
 /*   160 */   994, 1080, 1081, 1082, 1090, 1091,  872, 1056,  557,   57,
 /*   170 */   112,  131,  167,  182,  250,  272,  291,  331,  364,  438,
 /*   180 */   497,  517,  591,  653,  684,  690,  739,  791,  867,  871,
 /*   190 */   970, 1062, 1107, 1132, 1152,  355,  819,  886, 1001, 1163,
 /*   200 */   661, 1164, 1167, 1168,  861, 1169, 1171, 1017, 1172, 1173,
 /*   210 */  1174,  250, 1176, 1178, 1181, 1182, 1183, 1184, 1084, 1094,
 /*   220 */  1119, 1121, 1122,  661, 1140, 1141, 1188, 1142, 1126, 1127,
 /*   230 */  1103, 1143, 1106, 1170, 1165, 1185, 1186, 1133, 1123, 1187,
 /*   240 */  1189, 1148, 1154, 1196, 1111, 1197, 1198, 1118, 1120, 1204,
 /*   250 */  1147, 1191, 1192, 1193, 1195, 1199, 1200, 1212, 1215, 1201,
 /*   260 */  1155, 1206, 1207, 1202, 1217, 1216, 1145, 1144, 1223, 1224,
 /*   270 */  1228, 1211, 1230, 1232, 1235, 1241, 1221, 1227, 1231, 1234,
 /*   280 */  1222, 1229, 1236, 1237, 1238, 1242, 1243, 1244, 1203, 1210,
 /*   290 */  1214, 1218, 1219, 1245, 1249, 1251, 1252, 1250, 1261, 1253,
 /*   300 */  1254, 1209, 1255, 1259, 1258, 1260, 1264, 1268, 1270, 1272,
 /*   310 */  1276, 1287, 1292, 1295, 1297, 1299, 1303, 1263, 1265, 1269,
 /*   320 */  1277, 1279, 1271, 1273, 1307,
};
static const YYACTIONTYPE yy_default[] = {









 /*     0 */  1278, 1268, 1268, 1268, 1200, 1200, 1200, 1200, 1268, 1094,
 /*    10 */  1123, 1123, 1252, 1329, 1329, 1329, 1329, 1329, 1329, 1199,
 /*    20 */  1329, 1329, 1329, 1329, 1268, 1098, 1129, 1329, 1329, 1329,
 /*    30 */  1329, 1201, 1202, 1329, 1329, 1329, 1251, 1253, 1139, 1138,
 /*    40 */  1137, 1136, 1234, 1110, 1134, 1127, 1131, 1201, 1195, 1196,
 /*    50 */  1194, 1198, 1202, 1329, 1130, 1164, 1179, 1163, 1329, 1329,
 /*    60 */  1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329,
 /*    70 */  1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329,
 /*    80 */  1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329,
 /*    90 */  1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329,
 /*   100 */  1329, 1329, 1329, 1329, 1173, 1178, 1185, 1177, 1174, 1166,
 /*   110 */  1165, 1167, 1168, 1329, 1017, 1065, 1329, 1329, 1329, 1169,
 /*   120 */  1329, 1170, 1182, 1181, 1180, 1259, 1286, 1285, 1329, 1329,
 /*   130 */  1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329,
 /*   140 */  1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329,
 /*   150 */  1329, 1329, 1329, 1329, 1329, 1278, 1268, 1023, 1023, 1329,
 /*   160 */  1268, 1268, 1268, 1268, 1268, 1268, 1264, 1098, 1089, 1329,
 /*   170 */  1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329,
 /*   180 */  1256, 1254, 1329, 1215, 1329, 1329, 1329, 1329, 1329, 1329,
 /*   190 */  1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329,
 /*   200 */  1329, 1329, 1329, 1329, 1094, 1329, 1329, 1329, 1329, 1329,
 /*   210 */  1329, 1329, 1329, 1329, 1329, 1329, 1329, 1280, 1329, 1229,
 /*   220 */  1094, 1094, 1094, 1096, 1078, 1088, 1002, 1133, 1112, 1112,
 /*   230 */  1318, 1133, 1318, 1040, 1300, 1037, 1123, 1112, 1197, 1123,
 /*   240 */  1123, 1095, 1088, 1329, 1321, 1103, 1103, 1320, 1320, 1103,
 /*   250 */  1144, 1068, 1133, 1074, 1074, 1074, 1074, 1103, 1014, 1133,
 /*   260 */  1144, 1068, 1068, 1133, 1103, 1014, 1233, 1315, 1103, 1103,
 /*   270 */  1014, 1208, 1103, 1014, 1103, 1014, 1208, 1066, 1066, 1066,
 /*   280 */  1055, 1208, 1066, 1040, 1066, 1055, 1066, 1066, 1116, 1111,
 /*   290 */  1116, 1111, 1116, 1111, 1116, 1111, 1103, 1203, 1103, 1329,
 /*   300 */  1208, 1212, 1212, 1208, 1128, 1117, 1126, 1124, 1133, 1020,
 /*   310 */  1058, 1283, 1283, 1279, 1279, 1279, 1279, 1326, 1326, 1264,
 /*   320 */  1295, 1295, 1042, 1042, 1295, 1329, 1329, 1329, 1329, 1329,
 /*   330 */  1329, 1290, 1329, 1217, 1329, 1329, 1329, 1329, 1329, 1329,
 /*   340 */  1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329,
 /*   350 */  1329, 1329, 1150, 1329,  998, 1261, 1329, 1329, 1260, 1329,
 /*   360 */  1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329,
 /*   370 */  1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1317,
 /*   380 */  1329, 1329, 1329, 1329, 1329, 1329, 1232, 1231, 1329, 1329,
 /*   390 */  1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329,
 /*   400 */  1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329,
 /*   410 */  1329, 1080, 1329, 1329, 1329, 1304, 1329, 1329, 1329, 1329,
 /*   420 */  1329, 1329, 1329, 1125, 1329, 1118, 1329, 1329, 1308, 1329,
 /*   430 */  1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1329, 1270,
 /*   440 */  1329, 1329, 1329, 1269, 1329, 1329, 1329, 1329, 1329, 1152,
 /*   450 */  1329, 1151, 1155, 1329, 1008, 1329,
};
/********** End of lemon-generated parsing tables *****************************/

/* The next table maps tokens (terminal symbols) into fallback tokens.  
** If a construct like the following:
** 
**      %fallback ID X Y Z.
................................................................................
 /* 132 */ "limit_opt ::= LIMIT expr OFFSET expr",
 /* 133 */ "limit_opt ::= LIMIT expr COMMA expr",
 /* 134 */ "cmd ::= with DELETE FROM fullname indexed_opt where_opt",
 /* 135 */ "where_opt ::=",
 /* 136 */ "where_opt ::= WHERE expr",
 /* 137 */ "cmd ::= with UPDATE orconf fullname indexed_opt SET setlist where_opt",
 /* 138 */ "setlist ::= setlist COMMA nm EQ expr",
 /* 139 */ "setlist ::= setlist COMMA LP idlist RP EQ expr",
 /* 140 */ "setlist ::= nm EQ expr",
 /* 141 */ "setlist ::= LP idlist RP EQ expr",
 /* 142 */ "cmd ::= with insert_cmd INTO fullname idlist_opt select",
 /* 143 */ "cmd ::= with insert_cmd INTO fullname idlist_opt DEFAULT VALUES",
 /* 144 */ "insert_cmd ::= INSERT orconf",
 /* 145 */ "insert_cmd ::= REPLACE",
 /* 146 */ "idlist_opt ::=",
 /* 147 */ "idlist_opt ::= LP idlist RP",
 /* 148 */ "idlist ::= idlist COMMA nm",
 /* 149 */ "idlist ::= nm",
 /* 150 */ "expr ::= LP expr RP",
 /* 151 */ "term ::= NULL",
 /* 152 */ "expr ::= ID|INDEXED",
 /* 153 */ "expr ::= JOIN_KW",
 /* 154 */ "expr ::= nm DOT nm",
 /* 155 */ "expr ::= nm DOT nm DOT nm",
 /* 156 */ "term ::= INTEGER|FLOAT|BLOB",
 /* 157 */ "term ::= STRING",
 /* 158 */ "expr ::= VARIABLE",
 /* 159 */ "expr ::= expr COLLATE ID|STRING",
 /* 160 */ "expr ::= CAST LP expr AS typetoken RP",
 /* 161 */ "expr ::= ID|INDEXED LP distinct exprlist RP",
 /* 162 */ "expr ::= ID|INDEXED LP STAR RP",
 /* 163 */ "term ::= CTIME_KW",
 /* 164 */ "expr ::= LP nexprlist COMMA expr RP",
 /* 165 */ "expr ::= expr AND expr",
 /* 166 */ "expr ::= expr OR expr",
 /* 167 */ "expr ::= expr LT|GT|GE|LE expr",
 /* 168 */ "expr ::= expr EQ|NE expr",
 /* 169 */ "expr ::= expr BITAND|BITOR|LSHIFT|RSHIFT expr",
 /* 170 */ "expr ::= expr PLUS|MINUS expr",
 /* 171 */ "expr ::= expr STAR|SLASH|REM expr",
 /* 172 */ "expr ::= expr CONCAT expr",
 /* 173 */ "likeop ::= LIKE_KW|MATCH",
 /* 174 */ "likeop ::= NOT LIKE_KW|MATCH",
 /* 175 */ "expr ::= expr likeop expr",
 /* 176 */ "expr ::= expr likeop expr ESCAPE expr",
 /* 177 */ "expr ::= expr ISNULL|NOTNULL",
 /* 178 */ "expr ::= expr NOT NULL",
 /* 179 */ "expr ::= expr IS expr",
 /* 180 */ "expr ::= expr IS NOT expr",
 /* 181 */ "expr ::= NOT expr",
 /* 182 */ "expr ::= BITNOT expr",
 /* 183 */ "expr ::= MINUS expr",
 /* 184 */ "expr ::= PLUS expr",
 /* 185 */ "between_op ::= BETWEEN",
 /* 186 */ "between_op ::= NOT BETWEEN",
 /* 187 */ "expr ::= expr between_op expr AND expr",
 /* 188 */ "in_op ::= IN",
 /* 189 */ "in_op ::= NOT IN",
 /* 190 */ "expr ::= expr in_op LP exprlist RP",
 /* 191 */ "expr ::= LP select RP",
 /* 192 */ "expr ::= expr in_op LP select RP",
 /* 193 */ "expr ::= expr in_op nm dbnm paren_exprlist",
 /* 194 */ "expr ::= EXISTS LP select RP",
 /* 195 */ "expr ::= CASE case_operand case_exprlist case_else END",
 /* 196 */ "case_exprlist ::= case_exprlist WHEN expr THEN expr",
 /* 197 */ "case_exprlist ::= WHEN expr THEN expr",
 /* 198 */ "case_else ::= ELSE expr",
 /* 199 */ "case_else ::=",
 /* 200 */ "case_operand ::= expr",
 /* 201 */ "case_operand ::=",
 /* 202 */ "exprlist ::=",
 /* 203 */ "nexprlist ::= nexprlist COMMA expr",
 /* 204 */ "nexprlist ::= expr",
 /* 205 */ "paren_exprlist ::=",
 /* 206 */ "paren_exprlist ::= LP exprlist RP",
 /* 207 */ "cmd ::= createkw uniqueflag INDEX ifnotexists nm dbnm ON nm LP sortlist RP where_opt",
 /* 208 */ "uniqueflag ::= UNIQUE",
 /* 209 */ "uniqueflag ::=",
 /* 210 */ "eidlist_opt ::=",
 /* 211 */ "eidlist_opt ::= LP eidlist RP",
 /* 212 */ "eidlist ::= eidlist COMMA nm collate sortorder",
 /* 213 */ "eidlist ::= nm collate sortorder",
 /* 214 */ "collate ::=",
 /* 215 */ "collate ::= COLLATE ID|STRING",
 /* 216 */ "cmd ::= DROP INDEX ifexists fullname",
 /* 217 */ "cmd ::= VACUUM",
 /* 218 */ "cmd ::= VACUUM nm",
 /* 219 */ "cmd ::= PRAGMA nm dbnm",
 /* 220 */ "cmd ::= PRAGMA nm dbnm EQ nmnum",
 /* 221 */ "cmd ::= PRAGMA nm dbnm LP nmnum RP",
 /* 222 */ "cmd ::= PRAGMA nm dbnm EQ minus_num",
 /* 223 */ "cmd ::= PRAGMA nm dbnm LP minus_num RP",
 /* 224 */ "plus_num ::= PLUS INTEGER|FLOAT",
 /* 225 */ "minus_num ::= MINUS INTEGER|FLOAT",
 /* 226 */ "cmd ::= createkw trigger_decl BEGIN trigger_cmd_list END",
 /* 227 */ "trigger_decl ::= temp TRIGGER ifnotexists nm dbnm trigger_time trigger_event ON fullname foreach_clause when_clause",
 /* 228 */ "trigger_time ::= BEFORE",
 /* 229 */ "trigger_time ::= AFTER",
 /* 230 */ "trigger_time ::= INSTEAD OF",
 /* 231 */ "trigger_time ::=",
 /* 232 */ "trigger_event ::= DELETE|INSERT",
 /* 233 */ "trigger_event ::= UPDATE",
 /* 234 */ "trigger_event ::= UPDATE OF idlist",
 /* 235 */ "when_clause ::=",
 /* 236 */ "when_clause ::= WHEN expr",
 /* 237 */ "trigger_cmd_list ::= trigger_cmd_list trigger_cmd SEMI",
 /* 238 */ "trigger_cmd_list ::= trigger_cmd SEMI",
 /* 239 */ "trnm ::= nm DOT nm",
 /* 240 */ "tridxby ::= INDEXED BY nm",
 /* 241 */ "tridxby ::= NOT INDEXED",
 /* 242 */ "trigger_cmd ::= UPDATE orconf trnm tridxby SET setlist where_opt",
 /* 243 */ "trigger_cmd ::= insert_cmd INTO trnm idlist_opt select",
 /* 244 */ "trigger_cmd ::= DELETE FROM trnm tridxby where_opt",
 /* 245 */ "trigger_cmd ::= select",
 /* 246 */ "expr ::= RAISE LP IGNORE RP",
 /* 247 */ "expr ::= RAISE LP raisetype COMMA nm RP",
 /* 248 */ "raisetype ::= ROLLBACK",
 /* 249 */ "raisetype ::= ABORT",
 /* 250 */ "raisetype ::= FAIL",
 /* 251 */ "cmd ::= DROP TRIGGER ifexists fullname",
 /* 252 */ "cmd ::= ATTACH database_kw_opt expr AS expr key_opt",
 /* 253 */ "cmd ::= DETACH database_kw_opt expr",
 /* 254 */ "key_opt ::=",
 /* 255 */ "key_opt ::= KEY expr",
 /* 256 */ "cmd ::= REINDEX",
 /* 257 */ "cmd ::= REINDEX nm dbnm",
 /* 258 */ "cmd ::= ANALYZE",
 /* 259 */ "cmd ::= ANALYZE nm dbnm",
 /* 260 */ "cmd ::= ALTER TABLE fullname RENAME TO nm",
 /* 261 */ "cmd ::= ALTER TABLE add_column_fullname ADD kwcolumn_opt columnname carglist",
 /* 262 */ "add_column_fullname ::= fullname",
 /* 263 */ "cmd ::= create_vtab",
 /* 264 */ "cmd ::= create_vtab LP vtabarglist RP",
 /* 265 */ "create_vtab ::= createkw VIRTUAL TABLE ifnotexists nm dbnm USING nm",
 /* 266 */ "vtabarg ::=",
 /* 267 */ "vtabargtoken ::= ANY",
 /* 268 */ "vtabargtoken ::= lp anylist RP",
 /* 269 */ "lp ::= LP",
 /* 270 */ "with ::=",
 /* 271 */ "with ::= WITH wqlist",
 /* 272 */ "with ::= WITH RECURSIVE wqlist",
 /* 273 */ "wqlist ::= nm eidlist_opt AS LP select RP",
 /* 274 */ "wqlist ::= wqlist COMMA nm eidlist_opt AS LP select RP",
 /* 275 */ "input ::= cmdlist",
 /* 276 */ "cmdlist ::= cmdlist ecmd",
 /* 277 */ "cmdlist ::= ecmd",
 /* 278 */ "ecmd ::= SEMI",
 /* 279 */ "ecmd ::= explain cmdx SEMI",
 /* 280 */ "explain ::=",
 /* 281 */ "trans_opt ::=",
 /* 282 */ "trans_opt ::= TRANSACTION",
 /* 283 */ "trans_opt ::= TRANSACTION nm",
 /* 284 */ "savepoint_opt ::= SAVEPOINT",
 /* 285 */ "savepoint_opt ::=",
 /* 286 */ "cmd ::= create_table create_table_args",
 /* 287 */ "columnlist ::= columnlist COMMA columnname carglist",
 /* 288 */ "columnlist ::= columnname carglist",
 /* 289 */ "nm ::= ID|INDEXED",
 /* 290 */ "nm ::= STRING",
 /* 291 */ "nm ::= JOIN_KW",
 /* 292 */ "typetoken ::= typename",
 /* 293 */ "typename ::= ID|STRING",
 /* 294 */ "signed ::= plus_num",
 /* 295 */ "signed ::= minus_num",
 /* 296 */ "carglist ::= carglist ccons",
 /* 297 */ "carglist ::=",
 /* 298 */ "ccons ::= NULL onconf",
 /* 299 */ "conslist_opt ::= COMMA conslist",
 /* 300 */ "conslist ::= conslist tconscomma tcons",
 /* 301 */ "conslist ::= tcons",
 /* 302 */ "tconscomma ::=",
 /* 303 */ "defer_subclause_opt ::= defer_subclause",
 /* 304 */ "resolvetype ::= raisetype",
 /* 305 */ "selectnowith ::= oneselect",
 /* 306 */ "oneselect ::= values",
 /* 307 */ "sclp ::= selcollist COMMA",
 /* 308 */ "as ::= ID|STRING",
 /* 309 */ "expr ::= term",
 /* 310 */ "exprlist ::= nexprlist",
 /* 311 */ "nmnum ::= plus_num",
 /* 312 */ "nmnum ::= nm",
 /* 313 */ "nmnum ::= ON",
 /* 314 */ "nmnum ::= DELETE",
 /* 315 */ "nmnum ::= DEFAULT",
 /* 316 */ "plus_num ::= INTEGER|FLOAT",
 /* 317 */ "foreach_clause ::=",
 /* 318 */ "foreach_clause ::= FOR EACH ROW",
 /* 319 */ "trnm ::= nm",
 /* 320 */ "tridxby ::=",
 /* 321 */ "database_kw_opt ::= DATABASE",
 /* 322 */ "database_kw_opt ::=",
 /* 323 */ "kwcolumn_opt ::=",
 /* 324 */ "kwcolumn_opt ::= COLUMNKW",
 /* 325 */ "vtabarglist ::= vtabarg",
 /* 326 */ "vtabarglist ::= vtabarglist COMMA vtabarg",
 /* 327 */ "vtabarg ::= vtabarg vtabargtoken",
 /* 328 */ "anylist ::=",
 /* 329 */ "anylist ::= anylist LP anylist RP",
 /* 330 */ "anylist ::= anylist ANY",
};
#endif /* NDEBUG */


#if YYSTACKDEPTH<=0
/*
** Try to increase the size of the parser stack.  Return the number
................................................................................
  { 205, 4 },
  { 205, 4 },
  { 149, 6 },
  { 201, 0 },
  { 201, 2 },
  { 149, 8 },
  { 218, 5 },
  { 218, 7 },
  { 218, 3 },
  { 218, 5 },
  { 149, 6 },
  { 149, 7 },
  { 219, 2 },
  { 219, 1 },
  { 220, 0 },
  { 220, 3 },
  { 217, 3 },
................................................................................
  { 172, 1 },
  { 173, 1 },
  { 173, 3 },
  { 173, 6 },
  { 173, 5 },
  { 173, 4 },
  { 172, 1 },
  { 173, 5 },
  { 173, 3 },
  { 173, 3 },
  { 173, 3 },
  { 173, 3 },
  { 173, 3 },
  { 173, 3 },
  { 173, 3 },
................................................................................
      case 19: /* temp ::= */ yytestcase(yyruleno==19);
      case 22: /* table_options ::= */ yytestcase(yyruleno==22);
      case 42: /* autoinc ::= */ yytestcase(yyruleno==42);
      case 57: /* init_deferred_pred_opt ::= */ yytestcase(yyruleno==57);
      case 67: /* defer_subclause_opt ::= */ yytestcase(yyruleno==67);
      case 76: /* ifexists ::= */ yytestcase(yyruleno==76);
      case 90: /* distinct ::= */ yytestcase(yyruleno==90);
      case 214: /* collate ::= */ yytestcase(yyruleno==214);
{yymsp[1].minor.yy194 = 0;}
        break;
      case 17: /* ifnotexists ::= IF NOT EXISTS */
{yymsp[-2].minor.yy194 = 1;}
        break;
      case 18: /* temp ::= TEMP */
      case 43: /* autoinc ::= AUTOINCR */ yytestcase(yyruleno==43);
................................................................................
{ yymsp[-1].minor.yy194 = OE_None;     /* EV: R-33326-45252 */}
        break;
      case 55: /* defer_subclause ::= NOT DEFERRABLE init_deferred_pred_opt */
{yymsp[-2].minor.yy194 = 0;}
        break;
      case 56: /* defer_subclause ::= DEFERRABLE init_deferred_pred_opt */
      case 71: /* orconf ::= OR resolvetype */ yytestcase(yyruleno==71);
      case 144: /* insert_cmd ::= INSERT orconf */ yytestcase(yyruleno==144);
{yymsp[-1].minor.yy194 = yymsp[0].minor.yy194;}
        break;
      case 58: /* init_deferred_pred_opt ::= INITIALLY DEFERRED */
      case 75: /* ifexists ::= IF EXISTS */ yytestcase(yyruleno==75);
      case 186: /* between_op ::= NOT BETWEEN */ yytestcase(yyruleno==186);
      case 189: /* in_op ::= NOT IN */ yytestcase(yyruleno==189);
      case 215: /* collate ::= COLLATE ID|STRING */ yytestcase(yyruleno==215);
{yymsp[-1].minor.yy194 = 1;}
        break;
      case 59: /* init_deferred_pred_opt ::= INITIALLY IMMEDIATE */
{yymsp[-1].minor.yy194 = 0;}
        break;
      case 61: /* tconscomma ::= COMMA */
{pParse->constraintName.n = 0;}
................................................................................
      case 69: /* onconf ::= ON CONFLICT resolvetype */
{yymsp[-2].minor.yy194 = yymsp[0].minor.yy194;}
        break;
      case 72: /* resolvetype ::= IGNORE */
{yymsp[0].minor.yy194 = OE_Ignore;}
        break;
      case 73: /* resolvetype ::= REPLACE */
      case 145: /* insert_cmd ::= REPLACE */ yytestcase(yyruleno==145);
{yymsp[0].minor.yy194 = OE_Replace;}
        break;
      case 74: /* cmd ::= DROP TABLE ifexists fullname */
{
  sqlite3DropTable(pParse, yymsp[0].minor.yy185, 0, yymsp[-1].minor.yy194);
}
        break;
................................................................................
        break;
      case 89: /* distinct ::= ALL */
{yymsp[0].minor.yy194 = SF_All;}
        break;
      case 91: /* sclp ::= */
      case 119: /* orderby_opt ::= */ yytestcase(yyruleno==119);
      case 126: /* groupby_opt ::= */ yytestcase(yyruleno==126);
      case 202: /* exprlist ::= */ yytestcase(yyruleno==202);
      case 205: /* paren_exprlist ::= */ yytestcase(yyruleno==205);
      case 210: /* eidlist_opt ::= */ yytestcase(yyruleno==210);
{yymsp[1].minor.yy148 = 0;}
        break;
      case 92: /* selcollist ::= sclp expr as */
{
   yymsp[-2].minor.yy148 = sqlite3ExprListAppend(pParse, yymsp[-2].minor.yy148, yymsp[-1].minor.yy190.pExpr);
   if( yymsp[0].minor.yy0.n>0 ) sqlite3ExprListSetName(pParse, yymsp[-2].minor.yy148, &yymsp[0].minor.yy0, 1);
   sqlite3ExprListSetSpan(pParse,yymsp[-2].minor.yy148,&yymsp[-1].minor.yy190);
................................................................................
  Expr *pLeft = sqlite3PExpr(pParse, TK_ID, 0, 0, &yymsp[-2].minor.yy0);
  Expr *pDot = sqlite3PExpr(pParse, TK_DOT, pLeft, pRight, 0);
  yymsp[-3].minor.yy148 = sqlite3ExprListAppend(pParse,yymsp[-3].minor.yy148, pDot);
}
        break;
      case 95: /* as ::= AS nm */
      case 106: /* dbnm ::= DOT nm */ yytestcase(yyruleno==106);
      case 224: /* plus_num ::= PLUS INTEGER|FLOAT */ yytestcase(yyruleno==224);
      case 225: /* minus_num ::= MINUS INTEGER|FLOAT */ yytestcase(yyruleno==225);
{yymsp[-1].minor.yy0 = yymsp[0].minor.yy0;}
        break;
      case 97: /* from ::= */
{yymsp[1].minor.yy185 = sqlite3DbMallocZero(pParse->db, sizeof(*yymsp[1].minor.yy185));}
        break;
      case 98: /* from ::= FROM seltablist */
{
................................................................................
        break;
      case 111: /* joinop ::= JOIN_KW nm nm JOIN */
{yymsp[-3].minor.yy194 = sqlite3JoinType(pParse,&yymsp[-3].minor.yy0,&yymsp[-2].minor.yy0,&yymsp[-1].minor.yy0);/*X-overwrites-A*/}
        break;
      case 112: /* on_opt ::= ON expr */
      case 129: /* having_opt ::= HAVING expr */ yytestcase(yyruleno==129);
      case 136: /* where_opt ::= WHERE expr */ yytestcase(yyruleno==136);
      case 198: /* case_else ::= ELSE expr */ yytestcase(yyruleno==198);
{yymsp[-1].minor.yy72 = yymsp[0].minor.yy190.pExpr;}
        break;
      case 113: /* on_opt ::= */
      case 128: /* having_opt ::= */ yytestcase(yyruleno==128);
      case 135: /* where_opt ::= */ yytestcase(yyruleno==135);
      case 199: /* case_else ::= */ yytestcase(yyruleno==199);
      case 201: /* case_operand ::= */ yytestcase(yyruleno==201);
{yymsp[1].minor.yy72 = 0;}
        break;
      case 115: /* indexed_opt ::= INDEXED BY nm */
{yymsp[-2].minor.yy0 = yymsp[0].minor.yy0;}
        break;
      case 116: /* indexed_opt ::= NOT INDEXED */
{yymsp[-1].minor.yy0.z=0; yymsp[-1].minor.yy0.n=1;}
        break;
      case 117: /* using_opt ::= USING LP idlist RP */
{yymsp[-3].minor.yy254 = yymsp[-1].minor.yy254;}
        break;
      case 118: /* using_opt ::= */
      case 146: /* idlist_opt ::= */ yytestcase(yyruleno==146);
{yymsp[1].minor.yy254 = 0;}
        break;
      case 120: /* orderby_opt ::= ORDER BY sortlist */
      case 127: /* groupby_opt ::= GROUP BY nexprlist */ yytestcase(yyruleno==127);
{yymsp[-2].minor.yy148 = yymsp[0].minor.yy148;}
        break;
      case 121: /* sortlist ::= sortlist COMMA expr sortorder */
................................................................................
        break;
      case 138: /* setlist ::= setlist COMMA nm EQ expr */
{
  yymsp[-4].minor.yy148 = sqlite3ExprListAppend(pParse, yymsp[-4].minor.yy148, yymsp[0].minor.yy190.pExpr);
  sqlite3ExprListSetName(pParse, yymsp[-4].minor.yy148, &yymsp[-2].minor.yy0, 1);
}
        break;
      case 139: /* setlist ::= setlist COMMA LP idlist RP EQ expr */
{
  yymsp[-6].minor.yy148 = sqlite3ExprListAppendVector(pParse, yymsp[-6].minor.yy148, yymsp[-3].minor.yy254, yymsp[0].minor.yy190.pExpr);
}
        break;
      case 140: /* setlist ::= nm EQ expr */
{
  yylhsminor.yy148 = sqlite3ExprListAppend(pParse, 0, yymsp[0].minor.yy190.pExpr);
  sqlite3ExprListSetName(pParse, yylhsminor.yy148, &yymsp[-2].minor.yy0, 1);
}
  yymsp[-2].minor.yy148 = yylhsminor.yy148;
        break;
      case 141: /* setlist ::= LP idlist RP EQ expr */
{
  yymsp[-4].minor.yy148 = sqlite3ExprListAppendVector(pParse, 0, yymsp[-3].minor.yy254, yymsp[0].minor.yy190.pExpr);
}
        break;
      case 142: /* cmd ::= with insert_cmd INTO fullname idlist_opt select */
{
  sqlite3WithPush(pParse, yymsp[-5].minor.yy285, 1);
  sqlite3Insert(pParse, yymsp[-2].minor.yy185, yymsp[0].minor.yy243, yymsp[-1].minor.yy254, yymsp[-4].minor.yy194);
}
        break;
      case 143: /* cmd ::= with insert_cmd INTO fullname idlist_opt DEFAULT VALUES */
{
  sqlite3WithPush(pParse, yymsp[-6].minor.yy285, 1);
  sqlite3Insert(pParse, yymsp[-3].minor.yy185, 0, yymsp[-2].minor.yy254, yymsp[-5].minor.yy194);
}
        break;
      case 147: /* idlist_opt ::= LP idlist RP */
{yymsp[-2].minor.yy254 = yymsp[-1].minor.yy254;}
        break;
      case 148: /* idlist ::= idlist COMMA nm */
{yymsp[-2].minor.yy254 = sqlite3IdListAppend(pParse->db,yymsp[-2].minor.yy254,&yymsp[0].minor.yy0);}
        break;
      case 149: /* idlist ::= nm */
{yymsp[0].minor.yy254 = sqlite3IdListAppend(pParse->db,0,&yymsp[0].minor.yy0); /*A-overwrites-Y*/}
        break;
      case 150: /* expr ::= LP expr RP */
{spanSet(&yymsp[-2].minor.yy190,&yymsp[-2].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-B*/  yymsp[-2].minor.yy190.pExpr = yymsp[-1].minor.yy190.pExpr;}
        break;
      case 151: /* term ::= NULL */
      case 156: /* term ::= INTEGER|FLOAT|BLOB */ yytestcase(yyruleno==156);
      case 157: /* term ::= STRING */ yytestcase(yyruleno==157);
{spanExpr(&yymsp[0].minor.yy190,pParse,yymsp[0].major,yymsp[0].minor.yy0);/*A-overwrites-X*/}
        break;
      case 152: /* expr ::= ID|INDEXED */
      case 153: /* expr ::= JOIN_KW */ yytestcase(yyruleno==153);
{spanExpr(&yymsp[0].minor.yy190,pParse,TK_ID,yymsp[0].minor.yy0); /*A-overwrites-X*/}
        break;
      case 154: /* expr ::= nm DOT nm */
{
  Expr *temp1 = sqlite3PExpr(pParse, TK_ID, 0, 0, &yymsp[-2].minor.yy0);
  Expr *temp2 = sqlite3PExpr(pParse, TK_ID, 0, 0, &yymsp[0].minor.yy0);
  spanSet(&yymsp[-2].minor.yy190,&yymsp[-2].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-X*/
  yymsp[-2].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_DOT, temp1, temp2, 0);
}
        break;
      case 155: /* expr ::= nm DOT nm DOT nm */
{
  Expr *temp1 = sqlite3PExpr(pParse, TK_ID, 0, 0, &yymsp[-4].minor.yy0);
  Expr *temp2 = sqlite3PExpr(pParse, TK_ID, 0, 0, &yymsp[-2].minor.yy0);
  Expr *temp3 = sqlite3PExpr(pParse, TK_ID, 0, 0, &yymsp[0].minor.yy0);
  Expr *temp4 = sqlite3PExpr(pParse, TK_DOT, temp2, temp3, 0);
  spanSet(&yymsp[-4].minor.yy190,&yymsp[-4].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-X*/
  yymsp[-4].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_DOT, temp1, temp4, 0);
}
        break;
      case 158: /* expr ::= VARIABLE */
{
  if( !(yymsp[0].minor.yy0.z[0]=='#' && sqlite3Isdigit(yymsp[0].minor.yy0.z[1])) ){
    spanExpr(&yymsp[0].minor.yy190, pParse, TK_VARIABLE, yymsp[0].minor.yy0);
    sqlite3ExprAssignVarNumber(pParse, yymsp[0].minor.yy190.pExpr);
  }else{
    /* When doing a nested parse, one can include terms in an expression
    ** that look like this:   #1 #2 ...  These terms refer to registers
................................................................................
    }else{
      yymsp[0].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_REGISTER, 0, 0, &t);
      if( yymsp[0].minor.yy190.pExpr ) sqlite3GetInt32(&t.z[1], &yymsp[0].minor.yy190.pExpr->iTable);
    }
  }
}
        break;
      case 159: /* expr ::= expr COLLATE ID|STRING */
{
  yymsp[-2].minor.yy190.pExpr = sqlite3ExprAddCollateToken(pParse, yymsp[-2].minor.yy190.pExpr, &yymsp[0].minor.yy0, 1);
  yymsp[-2].minor.yy190.zEnd = &yymsp[0].minor.yy0.z[yymsp[0].minor.yy0.n];
}
        break;
      case 160: /* expr ::= CAST LP expr AS typetoken RP */
{
  spanSet(&yymsp[-5].minor.yy190,&yymsp[-5].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-X*/
  yymsp[-5].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_CAST, yymsp[-3].minor.yy190.pExpr, 0, &yymsp[-1].minor.yy0);
}
        break;
      case 161: /* expr ::= ID|INDEXED LP distinct exprlist RP */
{
  if( yymsp[-1].minor.yy148 && yymsp[-1].minor.yy148->nExpr>pParse->db->aLimit[SQLITE_LIMIT_FUNCTION_ARG] ){
    sqlite3ErrorMsg(pParse, "too many arguments on function %T", &yymsp[-4].minor.yy0);
  }
  yylhsminor.yy190.pExpr = sqlite3ExprFunction(pParse, yymsp[-1].minor.yy148, &yymsp[-4].minor.yy0);
  spanSet(&yylhsminor.yy190,&yymsp[-4].minor.yy0,&yymsp[0].minor.yy0);
  if( yymsp[-2].minor.yy194==SF_Distinct && yylhsminor.yy190.pExpr ){
    yylhsminor.yy190.pExpr->flags |= EP_Distinct;
  }
}
  yymsp[-4].minor.yy190 = yylhsminor.yy190;
        break;
      case 162: /* expr ::= ID|INDEXED LP STAR RP */
{
  yylhsminor.yy190.pExpr = sqlite3ExprFunction(pParse, 0, &yymsp[-3].minor.yy0);
  spanSet(&yylhsminor.yy190,&yymsp[-3].minor.yy0,&yymsp[0].minor.yy0);
}
  yymsp[-3].minor.yy190 = yylhsminor.yy190;
        break;
      case 163: /* term ::= CTIME_KW */
{
  yylhsminor.yy190.pExpr = sqlite3ExprFunction(pParse, 0, &yymsp[0].minor.yy0);
  spanSet(&yylhsminor.yy190, &yymsp[0].minor.yy0, &yymsp[0].minor.yy0);
}
  yymsp[0].minor.yy190 = yylhsminor.yy190;
        break;
      case 164: /* expr ::= LP nexprlist COMMA expr RP */
{
  ExprList *pList = sqlite3ExprListAppend(pParse, yymsp[-3].minor.yy148, yymsp[-1].minor.yy190.pExpr);
  yylhsminor.yy190.pExpr = sqlite3PExpr(pParse, TK_VECTOR, 0, 0, 0);
  if( yylhsminor.yy190.pExpr ){
    yylhsminor.yy190.pExpr->x.pList = pList;
    spanSet(&yylhsminor.yy190, &yymsp[-4].minor.yy0, &yymsp[0].minor.yy0);
  }else{
    sqlite3ExprListDelete(pParse->db, pList);
  }
}
  yymsp[-4].minor.yy190 = yylhsminor.yy190;
        break;
      case 165: /* expr ::= expr AND expr */
      case 166: /* expr ::= expr OR expr */ yytestcase(yyruleno==166);
      case 167: /* expr ::= expr LT|GT|GE|LE expr */ yytestcase(yyruleno==167);
      case 168: /* expr ::= expr EQ|NE expr */ yytestcase(yyruleno==168);
      case 169: /* expr ::= expr BITAND|BITOR|LSHIFT|RSHIFT expr */ yytestcase(yyruleno==169);
      case 170: /* expr ::= expr PLUS|MINUS expr */ yytestcase(yyruleno==170);
      case 171: /* expr ::= expr STAR|SLASH|REM expr */ yytestcase(yyruleno==171);
      case 172: /* expr ::= expr CONCAT expr */ yytestcase(yyruleno==172);
{spanBinaryExpr(pParse,yymsp[-1].major,&yymsp[-2].minor.yy190,&yymsp[0].minor.yy190);}
        break;
      case 173: /* likeop ::= LIKE_KW|MATCH */
{yymsp[0].minor.yy392.eOperator = yymsp[0].minor.yy0; yymsp[0].minor.yy392.bNot = 0;/*A-overwrites-X*/}
        break;
      case 174: /* likeop ::= NOT LIKE_KW|MATCH */
{yymsp[-1].minor.yy392.eOperator = yymsp[0].minor.yy0; yymsp[-1].minor.yy392.bNot = 1;}
        break;
      case 175: /* expr ::= expr likeop expr */
{
  ExprList *pList;
  pList = sqlite3ExprListAppend(pParse,0, yymsp[0].minor.yy190.pExpr);
  pList = sqlite3ExprListAppend(pParse,pList, yymsp[-2].minor.yy190.pExpr);
  yymsp[-2].minor.yy190.pExpr = sqlite3ExprFunction(pParse, pList, &yymsp[-1].minor.yy392.eOperator);
  exprNot(pParse, yymsp[-1].minor.yy392.bNot, &yymsp[-2].minor.yy190);
  yymsp[-2].minor.yy190.zEnd = yymsp[0].minor.yy190.zEnd;
  if( yymsp[-2].minor.yy190.pExpr ) yymsp[-2].minor.yy190.pExpr->flags |= EP_InfixFunc;
}
        break;
      case 176: /* expr ::= expr likeop expr ESCAPE expr */
{
  ExprList *pList;
  pList = sqlite3ExprListAppend(pParse,0, yymsp[-2].minor.yy190.pExpr);
  pList = sqlite3ExprListAppend(pParse,pList, yymsp[-4].minor.yy190.pExpr);
  pList = sqlite3ExprListAppend(pParse,pList, yymsp[0].minor.yy190.pExpr);
  yymsp[-4].minor.yy190.pExpr = sqlite3ExprFunction(pParse, pList, &yymsp[-3].minor.yy392.eOperator);
  exprNot(pParse, yymsp[-3].minor.yy392.bNot, &yymsp[-4].minor.yy190);
  yymsp[-4].minor.yy190.zEnd = yymsp[0].minor.yy190.zEnd;
  if( yymsp[-4].minor.yy190.pExpr ) yymsp[-4].minor.yy190.pExpr->flags |= EP_InfixFunc;
}
        break;
      case 177: /* expr ::= expr ISNULL|NOTNULL */
{spanUnaryPostfix(pParse,yymsp[0].major,&yymsp[-1].minor.yy190,&yymsp[0].minor.yy0);}
        break;
      case 178: /* expr ::= expr NOT NULL */
{spanUnaryPostfix(pParse,TK_NOTNULL,&yymsp[-2].minor.yy190,&yymsp[0].minor.yy0);}
        break;
      case 179: /* expr ::= expr IS expr */
{
  spanBinaryExpr(pParse,TK_IS,&yymsp[-2].minor.yy190,&yymsp[0].minor.yy190);
  binaryToUnaryIfNull(pParse, yymsp[0].minor.yy190.pExpr, yymsp[-2].minor.yy190.pExpr, TK_ISNULL);
}
        break;
      case 180: /* expr ::= expr IS NOT expr */
{
  spanBinaryExpr(pParse,TK_ISNOT,&yymsp[-3].minor.yy190,&yymsp[0].minor.yy190);
  binaryToUnaryIfNull(pParse, yymsp[0].minor.yy190.pExpr, yymsp[-3].minor.yy190.pExpr, TK_NOTNULL);
}
        break;
      case 181: /* expr ::= NOT expr */
      case 182: /* expr ::= BITNOT expr */ yytestcase(yyruleno==182);
{spanUnaryPrefix(&yymsp[-1].minor.yy190,pParse,yymsp[-1].major,&yymsp[0].minor.yy190,&yymsp[-1].minor.yy0);/*A-overwrites-B*/}
        break;
      case 183: /* expr ::= MINUS expr */
{spanUnaryPrefix(&yymsp[-1].minor.yy190,pParse,TK_UMINUS,&yymsp[0].minor.yy190,&yymsp[-1].minor.yy0);/*A-overwrites-B*/}
        break;
      case 184: /* expr ::= PLUS expr */
{spanUnaryPrefix(&yymsp[-1].minor.yy190,pParse,TK_UPLUS,&yymsp[0].minor.yy190,&yymsp[-1].minor.yy0);/*A-overwrites-B*/}
        break;
      case 185: /* between_op ::= BETWEEN */
      case 188: /* in_op ::= IN */ yytestcase(yyruleno==188);
{yymsp[0].minor.yy194 = 0;}
        break;
      case 187: /* expr ::= expr between_op expr AND expr */
{
  ExprList *pList = sqlite3ExprListAppend(pParse,0, yymsp[-2].minor.yy190.pExpr);
  pList = sqlite3ExprListAppend(pParse,pList, yymsp[0].minor.yy190.pExpr);
  yymsp[-4].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_BETWEEN, yymsp[-4].minor.yy190.pExpr, 0, 0);
  if( yymsp[-4].minor.yy190.pExpr ){
    yymsp[-4].minor.yy190.pExpr->x.pList = pList;
  }else{
    sqlite3ExprListDelete(pParse->db, pList);
  } 
  exprNot(pParse, yymsp[-3].minor.yy194, &yymsp[-4].minor.yy190);
  yymsp[-4].minor.yy190.zEnd = yymsp[0].minor.yy190.zEnd;
}
        break;
      case 190: /* expr ::= expr in_op LP exprlist RP */
{
    if( yymsp[-1].minor.yy148==0 ){
      /* Expressions of the form
      **
      **      expr1 IN ()
      **      expr1 NOT IN ()
      **
................................................................................
        sqlite3ExprListDelete(pParse->db, yymsp[-1].minor.yy148);
      }
      exprNot(pParse, yymsp[-3].minor.yy194, &yymsp[-4].minor.yy190);
    }
    yymsp[-4].minor.yy190.zEnd = &yymsp[0].minor.yy0.z[yymsp[0].minor.yy0.n];
  }
        break;
      case 191: /* expr ::= LP select RP */
{
    spanSet(&yymsp[-2].minor.yy190,&yymsp[-2].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-B*/
    yymsp[-2].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_SELECT, 0, 0, 0);
    sqlite3PExprAddSelect(pParse, yymsp[-2].minor.yy190.pExpr, yymsp[-1].minor.yy243);
  }
        break;
      case 192: /* expr ::= expr in_op LP select RP */
{
    yymsp[-4].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_IN, yymsp[-4].minor.yy190.pExpr, 0, 0);
    sqlite3PExprAddSelect(pParse, yymsp[-4].minor.yy190.pExpr, yymsp[-1].minor.yy243);
    exprNot(pParse, yymsp[-3].minor.yy194, &yymsp[-4].minor.yy190);
    yymsp[-4].minor.yy190.zEnd = &yymsp[0].minor.yy0.z[yymsp[0].minor.yy0.n];
  }
        break;
      case 193: /* expr ::= expr in_op nm dbnm paren_exprlist */
{
    SrcList *pSrc = sqlite3SrcListAppend(pParse->db, 0,&yymsp[-2].minor.yy0,&yymsp[-1].minor.yy0);
    Select *pSelect = sqlite3SelectNew(pParse, 0,pSrc,0,0,0,0,0,0,0);
    if( yymsp[0].minor.yy148 )  sqlite3SrcListFuncArgs(pParse, pSelect ? pSrc : 0, yymsp[0].minor.yy148);
    yymsp[-4].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_IN, yymsp[-4].minor.yy190.pExpr, 0, 0);
    sqlite3PExprAddSelect(pParse, yymsp[-4].minor.yy190.pExpr, pSelect);
    exprNot(pParse, yymsp[-3].minor.yy194, &yymsp[-4].minor.yy190);
    yymsp[-4].minor.yy190.zEnd = yymsp[-1].minor.yy0.z ? &yymsp[-1].minor.yy0.z[yymsp[-1].minor.yy0.n] : &yymsp[-2].minor.yy0.z[yymsp[-2].minor.yy0.n];
  }
        break;
      case 194: /* expr ::= EXISTS LP select RP */
{
    Expr *p;
    spanSet(&yymsp[-3].minor.yy190,&yymsp[-3].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-B*/
    p = yymsp[-3].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_EXISTS, 0, 0, 0);
    sqlite3PExprAddSelect(pParse, p, yymsp[-1].minor.yy243);
  }
        break;
      case 195: /* expr ::= CASE case_operand case_exprlist case_else END */
{
  spanSet(&yymsp[-4].minor.yy190,&yymsp[-4].minor.yy0,&yymsp[0].minor.yy0);  /*A-overwrites-C*/
  yymsp[-4].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_CASE, yymsp[-3].minor.yy72, 0, 0);
  if( yymsp[-4].minor.yy190.pExpr ){
    yymsp[-4].minor.yy190.pExpr->x.pList = yymsp[-1].minor.yy72 ? sqlite3ExprListAppend(pParse,yymsp[-2].minor.yy148,yymsp[-1].minor.yy72) : yymsp[-2].minor.yy148;
    sqlite3ExprSetHeightAndFlags(pParse, yymsp[-4].minor.yy190.pExpr);
  }else{
    sqlite3ExprListDelete(pParse->db, yymsp[-2].minor.yy148);
    sqlite3ExprDelete(pParse->db, yymsp[-1].minor.yy72);
  }
}
        break;
      case 196: /* case_exprlist ::= case_exprlist WHEN expr THEN expr */
{
  yymsp[-4].minor.yy148 = sqlite3ExprListAppend(pParse,yymsp[-4].minor.yy148, yymsp[-2].minor.yy190.pExpr);
  yymsp[-4].minor.yy148 = sqlite3ExprListAppend(pParse,yymsp[-4].minor.yy148, yymsp[0].minor.yy190.pExpr);
}
        break;
      case 197: /* case_exprlist ::= WHEN expr THEN expr */
{
  yymsp[-3].minor.yy148 = sqlite3ExprListAppend(pParse,0, yymsp[-2].minor.yy190.pExpr);
  yymsp[-3].minor.yy148 = sqlite3ExprListAppend(pParse,yymsp[-3].minor.yy148, yymsp[0].minor.yy190.pExpr);
}
        break;
      case 200: /* case_operand ::= expr */
{yymsp[0].minor.yy72 = yymsp[0].minor.yy190.pExpr; /*A-overwrites-X*/}
        break;
      case 203: /* nexprlist ::= nexprlist COMMA expr */
{yymsp[-2].minor.yy148 = sqlite3ExprListAppend(pParse,yymsp[-2].minor.yy148,yymsp[0].minor.yy190.pExpr);}
        break;
      case 204: /* nexprlist ::= expr */
{yymsp[0].minor.yy148 = sqlite3ExprListAppend(pParse,0,yymsp[0].minor.yy190.pExpr); /*A-overwrites-Y*/}
        break;
      case 206: /* paren_exprlist ::= LP exprlist RP */
      case 211: /* eidlist_opt ::= LP eidlist RP */ yytestcase(yyruleno==211);
{yymsp[-2].minor.yy148 = yymsp[-1].minor.yy148;}
        break;
      case 207: /* cmd ::= createkw uniqueflag INDEX ifnotexists nm dbnm ON nm LP sortlist RP where_opt */
{
  sqlite3CreateIndex(pParse, &yymsp[-7].minor.yy0, &yymsp[-6].minor.yy0, 
                     sqlite3SrcListAppend(pParse->db,0,&yymsp[-4].minor.yy0,0), yymsp[-2].minor.yy148, yymsp[-10].minor.yy194,
                      &yymsp[-11].minor.yy0, yymsp[0].minor.yy72, SQLITE_SO_ASC, yymsp[-8].minor.yy194, SQLITE_IDXTYPE_APPDEF);
}
        break;
      case 208: /* uniqueflag ::= UNIQUE */
      case 249: /* raisetype ::= ABORT */ yytestcase(yyruleno==249);
{yymsp[0].minor.yy194 = OE_Abort;}
        break;
      case 209: /* uniqueflag ::= */
{yymsp[1].minor.yy194 = OE_None;}
        break;
      case 212: /* eidlist ::= eidlist COMMA nm collate sortorder */
{
  yymsp[-4].minor.yy148 = parserAddExprIdListTerm(pParse, yymsp[-4].minor.yy148, &yymsp[-2].minor.yy0, yymsp[-1].minor.yy194, yymsp[0].minor.yy194);
}
        break;
      case 213: /* eidlist ::= nm collate sortorder */
{
  yymsp[-2].minor.yy148 = parserAddExprIdListTerm(pParse, 0, &yymsp[-2].minor.yy0, yymsp[-1].minor.yy194, yymsp[0].minor.yy194); /*A-overwrites-Y*/
}
        break;
      case 216: /* cmd ::= DROP INDEX ifexists fullname */
{sqlite3DropIndex(pParse, yymsp[0].minor.yy185, yymsp[-1].minor.yy194);}
        break;
      case 217: /* cmd ::= VACUUM */
{sqlite3Vacuum(pParse,0);}
        break;
      case 218: /* cmd ::= VACUUM nm */
{sqlite3Vacuum(pParse,&yymsp[0].minor.yy0);}
        break;
      case 219: /* cmd ::= PRAGMA nm dbnm */
{sqlite3Pragma(pParse,&yymsp[-1].minor.yy0,&yymsp[0].minor.yy0,0,0);}
        break;
      case 220: /* cmd ::= PRAGMA nm dbnm EQ nmnum */
{sqlite3Pragma(pParse,&yymsp[-3].minor.yy0,&yymsp[-2].minor.yy0,&yymsp[0].minor.yy0,0);}
        break;
      case 221: /* cmd ::= PRAGMA nm dbnm LP nmnum RP */
{sqlite3Pragma(pParse,&yymsp[-4].minor.yy0,&yymsp[-3].minor.yy0,&yymsp[-1].minor.yy0,0);}
        break;
      case 222: /* cmd ::= PRAGMA nm dbnm EQ minus_num */
{sqlite3Pragma(pParse,&yymsp[-3].minor.yy0,&yymsp[-2].minor.yy0,&yymsp[0].minor.yy0,1);}
        break;
      case 223: /* cmd ::= PRAGMA nm dbnm LP minus_num RP */
{sqlite3Pragma(pParse,&yymsp[-4].minor.yy0,&yymsp[-3].minor.yy0,&yymsp[-1].minor.yy0,1);}
        break;
      case 226: /* cmd ::= createkw trigger_decl BEGIN trigger_cmd_list END */
{
  Token all;
  all.z = yymsp[-3].minor.yy0.z;
  all.n = (int)(yymsp[0].minor.yy0.z - yymsp[-3].minor.yy0.z) + yymsp[0].minor.yy0.n;
  sqlite3FinishTrigger(pParse, yymsp[-1].minor.yy145, &all);
}
        break;
      case 227: /* trigger_decl ::= temp TRIGGER ifnotexists nm dbnm trigger_time trigger_event ON fullname foreach_clause when_clause */
{
  sqlite3BeginTrigger(pParse, &yymsp[-7].minor.yy0, &yymsp[-6].minor.yy0, yymsp[-5].minor.yy194, yymsp[-4].minor.yy332.a, yymsp[-4].minor.yy332.b, yymsp[-2].minor.yy185, yymsp[0].minor.yy72, yymsp[-10].minor.yy194, yymsp[-8].minor.yy194);
  yymsp[-10].minor.yy0 = (yymsp[-6].minor.yy0.n==0?yymsp[-7].minor.yy0:yymsp[-6].minor.yy0); /*A-overwrites-T*/
}
        break;
      case 228: /* trigger_time ::= BEFORE */
{ yymsp[0].minor.yy194 = TK_BEFORE; }
        break;
      case 229: /* trigger_time ::= AFTER */
{ yymsp[0].minor.yy194 = TK_AFTER;  }
        break;
      case 230: /* trigger_time ::= INSTEAD OF */
{ yymsp[-1].minor.yy194 = TK_INSTEAD;}
        break;
      case 231: /* trigger_time ::= */
{ yymsp[1].minor.yy194 = TK_BEFORE; }
        break;
      case 232: /* trigger_event ::= DELETE|INSERT */
      case 233: /* trigger_event ::= UPDATE */ yytestcase(yyruleno==233);
{yymsp[0].minor.yy332.a = yymsp[0].major; /*A-overwrites-X*/ yymsp[0].minor.yy332.b = 0;}
        break;
      case 234: /* trigger_event ::= UPDATE OF idlist */
{yymsp[-2].minor.yy332.a = TK_UPDATE; yymsp[-2].minor.yy332.b = yymsp[0].minor.yy254;}
        break;
      case 235: /* when_clause ::= */
      case 254: /* key_opt ::= */ yytestcase(yyruleno==254);
{ yymsp[1].minor.yy72 = 0; }
        break;
      case 236: /* when_clause ::= WHEN expr */
      case 255: /* key_opt ::= KEY expr */ yytestcase(yyruleno==255);
{ yymsp[-1].minor.yy72 = yymsp[0].minor.yy190.pExpr; }
        break;
      case 237: /* trigger_cmd_list ::= trigger_cmd_list trigger_cmd SEMI */
{
  assert( yymsp[-2].minor.yy145!=0 );
  yymsp[-2].minor.yy145->pLast->pNext = yymsp[-1].minor.yy145;
  yymsp[-2].minor.yy145->pLast = yymsp[-1].minor.yy145;
}
        break;
      case 238: /* trigger_cmd_list ::= trigger_cmd SEMI */
{ 
  assert( yymsp[-1].minor.yy145!=0 );
  yymsp[-1].minor.yy145->pLast = yymsp[-1].minor.yy145;
}
        break;
      case 239: /* trnm ::= nm DOT nm */
{
  yymsp[-2].minor.yy0 = yymsp[0].minor.yy0;
  sqlite3ErrorMsg(pParse, 
        "qualified table names are not allowed on INSERT, UPDATE, and DELETE "
        "statements within triggers");
}
        break;
      case 240: /* tridxby ::= INDEXED BY nm */
{
  sqlite3ErrorMsg(pParse,
        "the INDEXED BY clause is not allowed on UPDATE or DELETE statements "
        "within triggers");
}
        break;
      case 241: /* tridxby ::= NOT INDEXED */
{
  sqlite3ErrorMsg(pParse,
        "the NOT INDEXED clause is not allowed on UPDATE or DELETE statements "
        "within triggers");
}
        break;
      case 242: /* trigger_cmd ::= UPDATE orconf trnm tridxby SET setlist where_opt */
{yymsp[-6].minor.yy145 = sqlite3TriggerUpdateStep(pParse->db, &yymsp[-4].minor.yy0, yymsp[-1].minor.yy148, yymsp[0].minor.yy72, yymsp[-5].minor.yy194);}
        break;
      case 243: /* trigger_cmd ::= insert_cmd INTO trnm idlist_opt select */
{yymsp[-4].minor.yy145 = sqlite3TriggerInsertStep(pParse->db, &yymsp[-2].minor.yy0, yymsp[-1].minor.yy254, yymsp[0].minor.yy243, yymsp[-4].minor.yy194);/*A-overwrites-R*/}
        break;
      case 244: /* trigger_cmd ::= DELETE FROM trnm tridxby where_opt */
{yymsp[-4].minor.yy145 = sqlite3TriggerDeleteStep(pParse->db, &yymsp[-2].minor.yy0, yymsp[0].minor.yy72);}
        break;
      case 245: /* trigger_cmd ::= select */
{yymsp[0].minor.yy145 = sqlite3TriggerSelectStep(pParse->db, yymsp[0].minor.yy243); /*A-overwrites-X*/}
        break;
      case 246: /* expr ::= RAISE LP IGNORE RP */
{
  spanSet(&yymsp[-3].minor.yy190,&yymsp[-3].minor.yy0,&yymsp[0].minor.yy0);  /*A-overwrites-X*/
  yymsp[-3].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_RAISE, 0, 0, 0); 
  if( yymsp[-3].minor.yy190.pExpr ){
    yymsp[-3].minor.yy190.pExpr->affinity = OE_Ignore;
  }
}
        break;
      case 247: /* expr ::= RAISE LP raisetype COMMA nm RP */
{
  spanSet(&yymsp[-5].minor.yy190,&yymsp[-5].minor.yy0,&yymsp[0].minor.yy0);  /*A-overwrites-X*/
  yymsp[-5].minor.yy190.pExpr = sqlite3PExpr(pParse, TK_RAISE, 0, 0, &yymsp[-1].minor.yy0); 
  if( yymsp[-5].minor.yy190.pExpr ) {
    yymsp[-5].minor.yy190.pExpr->affinity = (char)yymsp[-3].minor.yy194;
  }
}
        break;
      case 248: /* raisetype ::= ROLLBACK */
{yymsp[0].minor.yy194 = OE_Rollback;}
        break;
      case 250: /* raisetype ::= FAIL */
{yymsp[0].minor.yy194 = OE_Fail;}
        break;
      case 251: /* cmd ::= DROP TRIGGER ifexists fullname */
{
  sqlite3DropTrigger(pParse,yymsp[0].minor.yy185,yymsp[-1].minor.yy194);
}
        break;
      case 252: /* cmd ::= ATTACH database_kw_opt expr AS expr key_opt */
{
  sqlite3Attach(pParse, yymsp[-3].minor.yy190.pExpr, yymsp[-1].minor.yy190.pExpr, yymsp[0].minor.yy72);
}
        break;
      case 253: /* cmd ::= DETACH database_kw_opt expr */
{
  sqlite3Detach(pParse, yymsp[0].minor.yy190.pExpr);
}
        break;
      case 256: /* cmd ::= REINDEX */
{sqlite3Reindex(pParse, 0, 0);}
        break;
      case 257: /* cmd ::= REINDEX nm dbnm */
{sqlite3Reindex(pParse, &yymsp[-1].minor.yy0, &yymsp[0].minor.yy0);}
        break;
      case 258: /* cmd ::= ANALYZE */
{sqlite3Analyze(pParse, 0, 0);}
        break;
      case 259: /* cmd ::= ANALYZE nm dbnm */
{sqlite3Analyze(pParse, &yymsp[-1].minor.yy0, &yymsp[0].minor.yy0);}
        break;
      case 260: /* cmd ::= ALTER TABLE fullname RENAME TO nm */
{
  sqlite3AlterRenameTable(pParse,yymsp[-3].minor.yy185,&yymsp[0].minor.yy0);
}
        break;
      case 261: /* cmd ::= ALTER TABLE add_column_fullname ADD kwcolumn_opt columnname carglist */
{
  yymsp[-1].minor.yy0.n = (int)(pParse->sLastToken.z-yymsp[-1].minor.yy0.z) + pParse->sLastToken.n;
  sqlite3AlterFinishAddColumn(pParse, &yymsp[-1].minor.yy0);
}
        break;
      case 262: /* add_column_fullname ::= fullname */
{
  disableLookaside(pParse);
  sqlite3AlterBeginAddColumn(pParse, yymsp[0].minor.yy185);
}
        break;
      case 263: /* cmd ::= create_vtab */
{sqlite3VtabFinishParse(pParse,0);}
        break;
      case 264: /* cmd ::= create_vtab LP vtabarglist RP */
{sqlite3VtabFinishParse(pParse,&yymsp[0].minor.yy0);}
        break;
      case 265: /* create_vtab ::= createkw VIRTUAL TABLE ifnotexists nm dbnm USING nm */
{
    sqlite3VtabBeginParse(pParse, &yymsp[-3].minor.yy0, &yymsp[-2].minor.yy0, &yymsp[0].minor.yy0, yymsp[-4].minor.yy194);
}
        break;
      case 266: /* vtabarg ::= */
{sqlite3VtabArgInit(pParse);}
        break;
      case 267: /* vtabargtoken ::= ANY */
      case 268: /* vtabargtoken ::= lp anylist RP */ yytestcase(yyruleno==268);
      case 269: /* lp ::= LP */ yytestcase(yyruleno==269);
{sqlite3VtabArgExtend(pParse,&yymsp[0].minor.yy0);}
        break;
      case 270: /* with ::= */
{yymsp[1].minor.yy285 = 0;}
        break;
      case 271: /* with ::= WITH wqlist */
{ yymsp[-1].minor.yy285 = yymsp[0].minor.yy285; }
        break;
      case 272: /* with ::= WITH RECURSIVE wqlist */
{ yymsp[-2].minor.yy285 = yymsp[0].minor.yy285; }
        break;
      case 273: /* wqlist ::= nm eidlist_opt AS LP select RP */
{
  yymsp[-5].minor.yy285 = sqlite3WithAdd(pParse, 0, &yymsp[-5].minor.yy0, yymsp[-4].minor.yy148, yymsp[-1].minor.yy243); /*A-overwrites-X*/
}
        break;
      case 274: /* wqlist ::= wqlist COMMA nm eidlist_opt AS LP select RP */
{
  yymsp[-7].minor.yy285 = sqlite3WithAdd(pParse, yymsp[-7].minor.yy285, &yymsp[-5].minor.yy0, yymsp[-4].minor.yy148, yymsp[-1].minor.yy243);
}
        break;
      default:
      /* (275) input ::= cmdlist */ yytestcase(yyruleno==275);
      /* (276) cmdlist ::= cmdlist ecmd */ yytestcase(yyruleno==276);
      /* (277) cmdlist ::= ecmd (OPTIMIZED OUT) */ assert(yyruleno!=277);
      /* (278) ecmd ::= SEMI */ yytestcase(yyruleno==278);
      /* (279) ecmd ::= explain cmdx SEMI */ yytestcase(yyruleno==279);
      /* (280) explain ::= */ yytestcase(yyruleno==280);
      /* (281) trans_opt ::= */ yytestcase(yyruleno==281);
      /* (282) trans_opt ::= TRANSACTION */ yytestcase(yyruleno==282);
      /* (283) trans_opt ::= TRANSACTION nm */ yytestcase(yyruleno==283);
      /* (284) savepoint_opt ::= SAVEPOINT */ yytestcase(yyruleno==284);
      /* (285) savepoint_opt ::= */ yytestcase(yyruleno==285);
      /* (286) cmd ::= create_table create_table_args */ yytestcase(yyruleno==286);
      /* (287) columnlist ::= columnlist COMMA columnname carglist */ yytestcase(yyruleno==287);
      /* (288) columnlist ::= columnname carglist */ yytestcase(yyruleno==288);
      /* (289) nm ::= ID|INDEXED */ yytestcase(yyruleno==289);
      /* (290) nm ::= STRING */ yytestcase(yyruleno==290);
      /* (291) nm ::= JOIN_KW */ yytestcase(yyruleno==291);
      /* (292) typetoken ::= typename */ yytestcase(yyruleno==292);
      /* (293) typename ::= ID|STRING */ yytestcase(yyruleno==293);
      /* (294) signed ::= plus_num (OPTIMIZED OUT) */ assert(yyruleno!=294);
      /* (295) signed ::= minus_num (OPTIMIZED OUT) */ assert(yyruleno!=295);
      /* (296) carglist ::= carglist ccons */ yytestcase(yyruleno==296);
      /* (297) carglist ::= */ yytestcase(yyruleno==297);
      /* (298) ccons ::= NULL onconf */ yytestcase(yyruleno==298);
      /* (299) conslist_opt ::= COMMA conslist */ yytestcase(yyruleno==299);
      /* (300) conslist ::= conslist tconscomma tcons */ yytestcase(yyruleno==300);
      /* (301) conslist ::= tcons (OPTIMIZED OUT) */ assert(yyruleno!=301);
      /* (302) tconscomma ::= */ yytestcase(yyruleno==302);
      /* (303) defer_subclause_opt ::= defer_subclause (OPTIMIZED OUT) */ assert(yyruleno!=303);
      /* (304) resolvetype ::= raisetype (OPTIMIZED OUT) */ assert(yyruleno!=304);
      /* (305) selectnowith ::= oneselect (OPTIMIZED OUT) */ assert(yyruleno!=305);
      /* (306) oneselect ::= values */ yytestcase(yyruleno==306);
      /* (307) sclp ::= selcollist COMMA */ yytestcase(yyruleno==307);
      /* (308) as ::= ID|STRING */ yytestcase(yyruleno==308);
      /* (309) expr ::= term (OPTIMIZED OUT) */ assert(yyruleno!=309);
      /* (310) exprlist ::= nexprlist */ yytestcase(yyruleno==310);
      /* (311) nmnum ::= plus_num (OPTIMIZED OUT) */ assert(yyruleno!=311);
      /* (312) nmnum ::= nm (OPTIMIZED OUT) */ assert(yyruleno!=312);
      /* (313) nmnum ::= ON */ yytestcase(yyruleno==313);
      /* (314) nmnum ::= DELETE */ yytestcase(yyruleno==314);
      /* (315) nmnum ::= DEFAULT */ yytestcase(yyruleno==315);
      /* (316) plus_num ::= INTEGER|FLOAT */ yytestcase(yyruleno==316);
      /* (317) foreach_clause ::= */ yytestcase(yyruleno==317);
      /* (318) foreach_clause ::= FOR EACH ROW */ yytestcase(yyruleno==318);
      /* (319) trnm ::= nm */ yytestcase(yyruleno==319);
      /* (320) tridxby ::= */ yytestcase(yyruleno==320);
      /* (321) database_kw_opt ::= DATABASE */ yytestcase(yyruleno==321);
      /* (322) database_kw_opt ::= */ yytestcase(yyruleno==322);
      /* (323) kwcolumn_opt ::= */ yytestcase(yyruleno==323);
      /* (324) kwcolumn_opt ::= COLUMNKW */ yytestcase(yyruleno==324);
      /* (325) vtabarglist ::= vtabarg */ yytestcase(yyruleno==325);
      /* (326) vtabarglist ::= vtabarglist COMMA vtabarg */ yytestcase(yyruleno==326);
      /* (327) vtabarg ::= vtabarg vtabargtoken */ yytestcase(yyruleno==327);
      /* (328) anylist ::= */ yytestcase(yyruleno==328);
      /* (329) anylist ::= anylist LP anylist RP */ yytestcase(yyruleno==329);
      /* (330) anylist ::= anylist ANY */ yytestcase(yyruleno==330);
        break;
/********** End reduce actions ************************************************/
  };
  assert( yyruleno<sizeof(yyRuleInfo)/sizeof(yyRuleInfo[0]) );
  yygoto = yyRuleInfo[yyruleno].lhs;
  yysize = yyRuleInfo[yyruleno].nrhs;
  yyact = yy_find_reduce_action(yymsp[-yysize].stateno,(YYCODETYPE)yygoto);
................................................................................
){
#ifdef SQLITE_ENABLE_API_ARMOR
  if( !sqlite3SafetyCheckOk(db) ){
    return SQLITE_MISUSE_BKPT;
  }
#endif
  sqlite3_mutex_enter(db->mutex);
  if( mTrace==0 ) xTrace = 0;
  if( xTrace==0 ) mTrace = 0;
  db->mTrace = mTrace;
  db->xTrace = xTrace;
  db->pTraceArg = pArg;
  sqlite3_mutex_leave(db->mutex);
  return SQLITE_OK;
}

................................................................................

  /* Register all built-in functions, but do not attempt to read the
  ** database schema yet. This is delayed until the first time the database
  ** is accessed.
  */
  sqlite3Error(db, SQLITE_OK);
  sqlite3RegisterPerConnectionBuiltinFunctions(db);
  rc = sqlite3_errcode(db);

#ifdef SQLITE_ENABLE_FTS5
  /* Register any built-in FTS5 module before loading the automatic
  ** extensions. This allows automatic extensions to register FTS5 
  ** tokenizers and auxiliary functions.  */
  if( !db->mallocFailed && rc==SQLITE_OK ){
    rc = sqlite3Fts5Init(db);
  }
#endif

  /* Load automatic extensions - extensions that have been registered
  ** using the sqlite3_automatic_extension() API.
  */

  if( rc==SQLITE_OK ){
    sqlite3AutoLoadExtensions(db);
    rc = sqlite3_errcode(db);
    if( rc!=SQLITE_OK ){
      goto opendb_out;
    }
  }
................................................................................
  }
#endif

#ifdef SQLITE_ENABLE_FTS3 /* automatically defined by SQLITE_ENABLE_FTS4 */
  if( !db->mallocFailed && rc==SQLITE_OK ){
    rc = sqlite3Fts3Init(db);
  }






#endif

#ifdef SQLITE_ENABLE_ICU
  if( !db->mallocFailed && rc==SQLITE_OK ){
    rc = sqlite3IcuInit(db);
  }
#endif
................................................................................
  memset(pCsr, 0, sizeof(RtreeCursor));
  pCsr->base.pVtab = (sqlite3_vtab*)pRtree;

  pCsr->iStrategy = idxNum;
  if( idxNum==1 ){
    /* Special case - lookup by rowid. */
    RtreeNode *pLeaf;        /* Leaf on which the required cell resides */
    RtreeSearchPoint *p;     /* Search point for the leaf */
    i64 iRowid = sqlite3_value_int64(argv[0]);
    i64 iNode = 0;
    rc = findLeafNode(pRtree, iRowid, &pLeaf, &iNode);
    if( rc==SQLITE_OK && pLeaf!=0 ){
      p = rtreeSearchPointNew(pCsr, RTREE_ZERO, 0);
      assert( p!=0 );  /* Always returns pCsr->sPoint */
      pCsr->aNode[0] = pLeaf;
................................................................................
** Instead of a regular table, the RBU database may also contain virtual
** tables or view named using the data_<target> naming scheme. 
**
** Instead of the plain data_<target> naming scheme, RBU database tables 
** may also be named data<integer>_<target>, where <integer> is any sequence
** of zero or more numeric characters (0-9). This can be significant because
** tables within the RBU database are always processed in order sorted by 
** name. By judicious selection of the <integer> portion of the names
** of the RBU tables the user can therefore control the order in which they
** are processed. This can be useful, for example, to ensure that "external
** content" FTS4 tables are updated before their underlying content tables.
**
** If the target database table is a virtual table or a table that has no
** PRIMARY KEY declaration, the data_% table must also contain a column 
** named "rbu_rowid". This column is mapped to the tables implicit primary 
................................................................................
  if( rc!=SQLITE_OK ){
    sqlite3_result_error_code(pCtx, rc);
  }
}
/*
** End of highlight() implementation.
**************************************************************************/

/*
** Context object passed to the fts5SentenceFinderCb() function.
*/
typedef struct Fts5SFinder Fts5SFinder;
struct Fts5SFinder {
  int iPos;                       /* Current token position */
  int nFirstAlloc;                /* Allocated size of aFirst[] */
  int nFirst;                     /* Number of entries in aFirst[] */
  int *aFirst;                    /* Array of first token in each sentence */
  const char *zDoc;               /* Document being tokenized */
};

/*
** Add an entry to the Fts5SFinder.aFirst[] array. Grow the array if
** necessary. Return SQLITE_OK if successful, or SQLITE_NOMEM if an
** error occurs.
*/
static int fts5SentenceFinderAdd(Fts5SFinder *p, int iAdd){
  if( p->nFirstAlloc==p->nFirst ){
    int nNew = p->nFirstAlloc ? p->nFirstAlloc*2 : 64;
    int *aNew;

    aNew = (int*)sqlite3_realloc(p->aFirst, nNew*sizeof(int));
    if( aNew==0 ) return SQLITE_NOMEM;
    p->aFirst = aNew;
    p->nFirstAlloc = nNew;
  }
  p->aFirst[p->nFirst++] = iAdd;
  return SQLITE_OK;
}

/*
** This function is an xTokenize() callback used by the auxiliary snippet()
** function. Its job is to identify tokens that are the first in a sentence.
** For each such token, an entry is added to the SFinder.aFirst[] array.
*/
static int fts5SentenceFinderCb(
  void *pContext,                 /* Pointer to HighlightContext object */
  int tflags,                     /* Mask of FTS5_TOKEN_* flags */
  const char *pToken,             /* Buffer containing token */
  int nToken,                     /* Size of token in bytes */
  int iStartOff,                  /* Start offset of token */
  int iEndOff                     /* End offset of token */
){
  int rc = SQLITE_OK;

  if( (tflags & FTS5_TOKEN_COLOCATED)==0 ){
    Fts5SFinder *p = (Fts5SFinder*)pContext;
    if( p->iPos>0 ){
      int i;
      char c = 0;
      for(i=iStartOff-1; i>=0; i--){
        c = p->zDoc[i];
        if( c!=' ' && c!='\t' && c!='\n' && c!='\r' ) break;
      }
      if( i!=iStartOff-1 && (c=='.' || c==':') ){
        rc = fts5SentenceFinderAdd(p, p->iPos);
      }
    }else{
      rc = fts5SentenceFinderAdd(p, 0);
    }
    p->iPos++;
  }
  return rc;
}

static int fts5SnippetScore(
  const Fts5ExtensionApi *pApi,   /* API offered by current FTS version */
  Fts5Context *pFts,              /* First arg to pass to pApi functions */
  int nDocsize,                   /* Size of column in tokens */
  unsigned char *aSeen,           /* Array with one element per query phrase */
  int iCol,                       /* Column to score */
  int iPos,                       /* Starting offset to score */
  int nToken,                     /* Max tokens per snippet */
  int *pnScore,                   /* OUT: Score */
  int *piPos                      /* OUT: Adjusted offset */
){
  int rc;
  int i;
  int ip = 0;
  int ic = 0;
  int iOff = 0;
  int iFirst = -1;
  int nInst;
  int nScore = 0;
  int iLast = 0;

  rc = pApi->xInstCount(pFts, &nInst);
  for(i=0; i<nInst && rc==SQLITE_OK; i++){
    rc = pApi->xInst(pFts, i, &ip, &ic, &iOff);
    if( rc==SQLITE_OK && ic==iCol && iOff>=iPos && iOff<(iPos+nToken) ){
      nScore += (aSeen[ip] ? 1 : 1000);
      aSeen[ip] = 1;
      if( iFirst<0 ) iFirst = iOff;
      iLast = iOff + pApi->xPhraseSize(pFts, ip);
    }
  }

  *pnScore = nScore;
  if( piPos ){
    int iAdj = iFirst - (nToken - (iLast-iFirst)) / 2;
    if( (iAdj+nToken)>nDocsize ) iAdj = nDocsize - nToken;
    if( iAdj<0 ) iAdj = 0;
    *piPos = iAdj;
  }

  return rc;
}

/*
** Implementation of snippet() function.
*/
static void fts5SnippetFunction(
  const Fts5ExtensionApi *pApi,   /* API offered by current FTS version */
  Fts5Context *pFts,              /* First arg to pass to pApi functions */
................................................................................
  int nToken;                     /* 5th argument to snippet() */
  int nInst = 0;                  /* Number of instance matches this row */
  int i;                          /* Used to iterate through instances */
  int nPhrase;                    /* Number of phrases in query */
  unsigned char *aSeen;           /* Array of "seen instance" flags */
  int iBestCol;                   /* Column containing best snippet */
  int iBestStart = 0;             /* First token of best snippet */

  int nBestScore = 0;             /* Score of best snippet */
  int nColSize = 0;               /* Total size of iBestCol in tokens */
  Fts5SFinder sFinder;            /* Used to find the beginnings of sentences */
  int nCol;

  if( nVal!=5 ){
    const char *zErr = "wrong number of arguments to function snippet()";
    sqlite3_result_error(pCtx, zErr, -1);
    return;
  }

  nCol = pApi->xColumnCount(pFts);
  memset(&ctx, 0, sizeof(HighlightContext));
  iCol = sqlite3_value_int(apVal[0]);
  ctx.zOpen = (const char*)sqlite3_value_text(apVal[1]);
  ctx.zClose = (const char*)sqlite3_value_text(apVal[2]);
  zEllips = (const char*)sqlite3_value_text(apVal[3]);
  nToken = sqlite3_value_int(apVal[4]);


  iBestCol = (iCol>=0 ? iCol : 0);
  nPhrase = pApi->xPhraseCount(pFts);
  aSeen = sqlite3_malloc(nPhrase);
  if( aSeen==0 ){
    rc = SQLITE_NOMEM;
  }

  if( rc==SQLITE_OK ){
    rc = pApi->xInstCount(pFts, &nInst);
  }

  memset(&sFinder, 0, sizeof(Fts5SFinder));
  for(i=0; i<nCol; i++){
    if( iCol<0 || iCol==i ){
      int nDoc;
      int nDocsize;
      int ii;
      sFinder.iPos = 0;
      sFinder.nFirst = 0;
      rc = pApi->xColumnText(pFts, i, &sFinder.zDoc, &nDoc);
      if( rc!=SQLITE_OK ) break;
      rc = pApi->xTokenize(pFts, 
          sFinder.zDoc, nDoc, (void*)&sFinder,fts5SentenceFinderCb
      );
      if( rc!=SQLITE_OK ) break;
      rc = pApi->xColumnSize(pFts, i, &nDocsize);
      if( rc!=SQLITE_OK ) break;

      for(ii=0; rc==SQLITE_OK && ii<nInst; ii++){
        int ip, ic, io;



        int iAdj;
        int nScore;

        int jj;




        rc = pApi->xInst(pFts, ii, &ip, &ic, &io);

        if( ic!=i || rc!=SQLITE_OK ) continue;
        memset(aSeen, 0, nPhrase);
        rc = fts5SnippetScore(pApi, pFts, nDocsize, aSeen, i,
            io, nToken, &nScore, &iAdj
        );
        if( rc==SQLITE_OK && nScore>nBestScore ){



          nBestScore = nScore;
          iBestCol = i;
          iBestStart = iAdj;
          nColSize = nDocsize;
        }

        if( rc==SQLITE_OK && sFinder.nFirst && nDocsize>nToken ){
          for(jj=0; jj<(sFinder.nFirst-1); jj++){
            if( sFinder.aFirst[jj+1]>io ) break;
          }

          if( sFinder.aFirst[jj]<io ){
            int nScore;
            memset(aSeen, 0, nPhrase);
            rc = fts5SnippetScore(pApi, pFts, nDocsize, aSeen, i, 
              sFinder.aFirst[jj], nToken, &nScore, 0
            );

            nScore += (sFinder.aFirst[jj]==0 ? 120 : 100);
            if( rc==SQLITE_OK && nScore>nBestScore ){
              nBestScore = nScore;
              iBestCol = i;
              iBestStart = sFinder.aFirst[jj];


              nColSize = nDocsize;
            }
          }
        }
      }


    }
  }

  if( rc==SQLITE_OK ){
    rc = pApi->xColumnText(pFts, iBestCol, &ctx.zIn, &ctx.nIn);
  }
  if( rc==SQLITE_OK && nColSize==0 ){
    rc = pApi->xColumnSize(pFts, iBestCol, &nColSize);
  }
  if( ctx.zIn ){
    if( rc==SQLITE_OK ){
      rc = fts5CInstIterInit(pApi, pFts, iBestCol, &ctx.iter);
    }









    ctx.iRangeStart = iBestStart;
    ctx.iRangeEnd = iBestStart + nToken - 1;

    if( iBestStart>0 ){
      fts5HighlightAppend(&rc, &ctx, zEllips, -1);
    }

................................................................................
      rc = pApi->xTokenize(pFts, ctx.zIn, ctx.nIn, (void*)&ctx,fts5HighlightCb);
    }
    if( ctx.iRangeEnd>=(nColSize-1) ){
      fts5HighlightAppend(&rc, &ctx, &ctx.zIn[ctx.iOff], ctx.nIn - ctx.iOff);
    }else{
      fts5HighlightAppend(&rc, &ctx, zEllips, -1);
    }
  }
  if( rc==SQLITE_OK ){
    sqlite3_result_text(pCtx, (const char*)ctx.zOut, -1, SQLITE_TRANSIENT);
  }else{
    sqlite3_result_error_code(pCtx, rc);
  }
  sqlite3_free(ctx.zOut);

  sqlite3_free(aSeen);
  sqlite3_free(sFinder.aFirst);
}

/************************************************************************/

/*
** The first time the bm25() function is called for a query, an instance
** of the following structure is allocated and populated.
................................................................................
static void fts5SourceIdFunc(
  sqlite3_context *pCtx,          /* Function call context */
  int nArg,                       /* Number of args */
  sqlite3_value **apUnused        /* Function arguments */
){
  assert( nArg==0 );
  UNUSED_PARAM2(nArg, apUnused);
  sqlite3_result_text(pCtx, "fts5: 2016-08-08 14:21:10 c3cd543f3380475509d7bab9bb6c7858a8402457", -1, SQLITE_TRANSIENT);
}

static int fts5Init(sqlite3 *db){
  static const sqlite3_module fts5Mod = {
    /* iVersion      */ 2,
    /* xCreate       */ fts5CreateMethod,
    /* xConnect      */ fts5ConnectMethod,

Changes to src/sqlite3.h.

118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
....
9215
9216
9217
9218
9219
9220
9221
9222
9223
9224
9225
9226
9227
9228
9229
9230
9231
9232
9233
9234
....
9257
9258
9259
9260
9261
9262
9263


9264
9265
9266
9267
9268
9269
9270
....
9332
9333
9334
9335
9336
9337
9338


9339
9340
9341
9342
9343
9344
9345
....
9360
9361
9362
9363
9364
9365
9366
9367
9368
9369
9370
9371
9372
9373
9374
**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.15.0"
#define SQLITE_VERSION_NUMBER 3015000
#define SQLITE_SOURCE_ID      "2016-08-22 20:10:01 7839519349c7371cdb4e16a215eacd27004cbc62"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version, sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros
................................................................................
  void *pB,                       /* Pointer to buffer containing changeset B */
  int *pnOut,                     /* OUT: Number of bytes in output changeset */
  void **ppOut                    /* OUT: Buffer containing output changeset */
);


/*
** Changegroup handle.
*/
typedef struct sqlite3_changegroup sqlite3_changegroup;

/*
** CAPI3REF: Combine two or more changesets into a single changeset.
**
** An sqlite3_changegroup object is used to combine two or more changesets
** (or patchsets) into a single changeset (or patchset). A single changegroup
** object may combine changesets or patchsets, but not both. The output is
** always in the same format as the input.
**
** If successful, this function returns SQLITE_OK and populates (*pp) with
................................................................................
** As well as the regular sqlite3changegroup_add() and 
** sqlite3changegroup_output() functions, also available are the streaming
** versions sqlite3changegroup_add_strm() and sqlite3changegroup_output_strm().
*/
int sqlite3changegroup_new(sqlite3_changegroup **pp);

/*


** Add all changes within the changeset (or patchset) in buffer pData (size
** nData bytes) to the changegroup. 
**
** If the buffer contains a patchset, then all prior calls to this function
** on the same changegroup object must also have specified patchsets. Or, if
** the buffer contains a changeset, so must have the earlier calls to this
** function. Otherwise, SQLITE_ERROR is returned and no changes are added
................................................................................
** final contents of the changegroup is undefined.
**
** If no error occurs, SQLITE_OK is returned.
*/
int sqlite3changegroup_add(sqlite3_changegroup*, int nData, void *pData);

/*


** Obtain a buffer containing a changeset (or patchset) representing the
** current contents of the changegroup. If the inputs to the changegroup
** were themselves changesets, the output is a changeset. Or, if the
** inputs were patchsets, the output is also a patchset.
**
** As with the output of the sqlite3session_changeset() and
** sqlite3session_patchset() functions, all changes related to a single
................................................................................
int sqlite3changegroup_output(
  sqlite3_changegroup*,
  int *pnData,                    /* OUT: Size of output buffer in bytes */
  void **ppData                   /* OUT: Pointer to output buffer */
);

/*
** Delete a changegroup object.
*/
void sqlite3changegroup_delete(sqlite3_changegroup*);

/*
** CAPI3REF: Apply A Changeset To A Database
**
** Apply a changeset to a database. This function attempts to update the







|







 







|




|







 







>
>







 







>
>







 







|







118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
....
9215
9216
9217
9218
9219
9220
9221
9222
9223
9224
9225
9226
9227
9228
9229
9230
9231
9232
9233
9234
....
9257
9258
9259
9260
9261
9262
9263
9264
9265
9266
9267
9268
9269
9270
9271
9272
....
9334
9335
9336
9337
9338
9339
9340
9341
9342
9343
9344
9345
9346
9347
9348
9349
....
9364
9365
9366
9367
9368
9369
9370
9371
9372
9373
9374
9375
9376
9377
9378
**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.15.0"
#define SQLITE_VERSION_NUMBER 3015000
#define SQLITE_SOURCE_ID      "2016-09-07 19:54:24 ddb5f0558c44569913d22781ab78f3e9b58d7aea"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version, sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros
................................................................................
  void *pB,                       /* Pointer to buffer containing changeset B */
  int *pnOut,                     /* OUT: Number of bytes in output changeset */
  void **ppOut                    /* OUT: Buffer containing output changeset */
);


/*
** CAPI3REF: Changegroup Handle
*/
typedef struct sqlite3_changegroup sqlite3_changegroup;

/*
** CAPI3REF: Create A New Changegroup Object
**
** An sqlite3_changegroup object is used to combine two or more changesets
** (or patchsets) into a single changeset (or patchset). A single changegroup
** object may combine changesets or patchsets, but not both. The output is
** always in the same format as the input.
**
** If successful, this function returns SQLITE_OK and populates (*pp) with
................................................................................
** As well as the regular sqlite3changegroup_add() and 
** sqlite3changegroup_output() functions, also available are the streaming
** versions sqlite3changegroup_add_strm() and sqlite3changegroup_output_strm().
*/
int sqlite3changegroup_new(sqlite3_changegroup **pp);

/*
** CAPI3REF: Add A Changeset To A Changegroup
**
** Add all changes within the changeset (or patchset) in buffer pData (size
** nData bytes) to the changegroup. 
**
** If the buffer contains a patchset, then all prior calls to this function
** on the same changegroup object must also have specified patchsets. Or, if
** the buffer contains a changeset, so must have the earlier calls to this
** function. Otherwise, SQLITE_ERROR is returned and no changes are added
................................................................................
** final contents of the changegroup is undefined.
**
** If no error occurs, SQLITE_OK is returned.
*/
int sqlite3changegroup_add(sqlite3_changegroup*, int nData, void *pData);

/*
** CAPI3REF: Obtain A Composite Changeset From A Changegroup
**
** Obtain a buffer containing a changeset (or patchset) representing the
** current contents of the changegroup. If the inputs to the changegroup
** were themselves changesets, the output is a changeset. Or, if the
** inputs were patchsets, the output is also a patchset.
**
** As with the output of the sqlite3session_changeset() and
** sqlite3session_patchset() functions, all changes related to a single
................................................................................
int sqlite3changegroup_output(
  sqlite3_changegroup*,
  int *pnData,                    /* OUT: Size of output buffer in bytes */
  void **ppData                   /* OUT: Pointer to output buffer */
);

/*
** CAPI3REF: Delete A Changegroup Object
*/
void sqlite3changegroup_delete(sqlite3_changegroup*);

/*
** CAPI3REF: Apply A Changeset To A Database
**
** Apply a changeset to a database. This function attempts to update the

Changes to src/zip.c.

462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
** URL: /zip
**
** Generate a ZIP archive for a checkin specified by the uuid= query parameter.
** Return that ZIP archive as the HTTP reply content.
**
** Query parameters:
**
**   name=NAME[.tar.gz]  The base name of the output file.  The default
**                       value is a configuration parameter in the project
**                       settings.  A prefix of the name, omitting the extension,
**                       is used as the top-most directory name.

**
**   uuid=TAG            The check-in that is turned into a tarball.
**                       Defaults to "trunk".
**
**   in=PATTERN          Only include files that match the comma-separate
**                       list of GLOB patterns in PATTERN, as with ex=
**
**   ex=PATTERN          Omit any file that match PATTERN.  PATTERN is a
**                       comma-separated list of GLOB patterns, where each







|





|







462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
** URL: /zip
**
** Generate a ZIP archive for a checkin specified by the uuid= query parameter.
** Return that ZIP archive as the HTTP reply content.
**
** Query parameters:
**
**   name=NAME[.zip]     The base name of the output file.  The default
**                       value is a configuration parameter in the project
**                       settings.  A prefix of the name, omitting the extension,
**                       is used as the top-most directory name.

**
**   uuid=TAG            The check-in that is turned into a ZIP file.
**                       Defaults to "trunk".
**
**   in=PATTERN          Only include files that match the comma-separate
**                       list of GLOB patterns in PATTERN, as with ex=
**
**   ex=PATTERN          Omit any file that match PATTERN.  PATTERN is a
**                       comma-separated list of GLOB patterns, where each