Many hyperlinks are disabled.
Use anonymous login
to enable hyperlinks.
Overview
| Comment: | Expression nodes of type TK_ROW mean the rowid of the first table in the source list. (CVS 5769) |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
2f7db6c98f17e0b7110258093c283091 |
| User & Date: | drh 2008-10-06 13:54:35 |
Context
|
2008-10-06
| ||
| 15:18 | Fix a typo in check-in (5769) (CVS 5770) check-in: 24891902 user: drh tags: trunk | |
| 13:54 | Expression nodes of type TK_ROW mean the rowid of the first table in the source list. (CVS 5769) check-in: 2f7db6c9 user: drh tags: trunk | |
| 12:46 | In sqlite3_bind() interfaces, avoid acquiring the mutex until after the statement handle has been validated. Ticket #3418. (CVS 5768) check-in: 693503e2 user: drh tags: trunk | |
Changes
Changes to src/resolve.c.
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
...
414
415
416
417
418
419
420
421
422
423
424
425
426
427
|
** ************************************************************************* ** ** This file contains routines used for walking the parser tree and ** resolve all identifiers by associating them with a particular ** table and column. ** ** $Id: resolve.c,v 1.5 2008/08/29 02:14:03 drh Exp $ */ #include "sqliteInt.h" #include <stdlib.h> #include <string.h> /* ** Turn the pExpr expression into an alias for the iCol-th column of the ................................................................................ int i; for(i=0; i<pNC->pSrcList->nSrc; i++){ assert( pSrcList->a[i].iCursor>=0 && pSrcList->a[i].iCursor<pParse->nTab); } } #endif switch( pExpr->op ){ /* A lone identifier is the name of a column. */ case TK_ID: { lookupName(pParse, 0, 0, &pExpr->token, pNC, pExpr); return WRC_Prune; } |
|
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
|
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
...
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
|
** ************************************************************************* ** ** This file contains routines used for walking the parser tree and ** resolve all identifiers by associating them with a particular ** table and column. ** ** $Id: resolve.c,v 1.6 2008/10/06 13:54:35 drh Exp $ */ #include "sqliteInt.h" #include <stdlib.h> #include <string.h> /* ** Turn the pExpr expression into an alias for the iCol-th column of the ................................................................................ int i; for(i=0; i<pNC->pSrcList->nSrc; i++){ assert( pSrcList->a[i].iCursor>=0 && pSrcList->a[i].iCursor<pParse->nTab); } } #endif switch( pExpr->op ){ #ifndef SQLITE_OMIT_UPDATE_DELETE_LIMIT /* The special operator TK_ROW means use the rowid for the first ** column in the FROM clause. This is used by the LIMIT and ORDER BY ** clause processing on UPDATE and DELETE statements. */ case TK_ROW: { SrcList *pSrcList = pNC->pSrcList; struct SrcList_item *pItem; assert( pSrcList && pSrcList->nSrc==1 ); pItem = pSrcList->a; pExpr->op = TK_COLUMN; pExpr->pTab = pItem->pTab; pExpr->iTable = pItem->iCursor; pExpr->iColumn = -1; pExpr->affinity = SQLITE_AFF_INTEGER; break; } #endif /* SQLITE_OMIT_UPDATE_DELETE_LIMIT /* A lone identifier is the name of a column. */ case TK_ID: { lookupName(pParse, 0, 0, &pExpr->token, pNC, pExpr); return WRC_Prune; } |