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Overview
| Comment: | Fix a virtual table related assert() that can fail following a malloc failure. (CVS 6064) |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: | c6fd3b8f29927c0fc634f82885f144c7 |
| User & Date: | danielk1977 2008-12-24 11:25:40 |
Context
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2008-12-26
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| 07:56 | Reset the column cache before coding each step of a trigger program. Candidate fix for #3554. (CVS 6065) check-in: a1b1f6cd user: danielk1977 tags: trunk | |
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2008-12-24
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| 11:25 | Fix a virtual table related assert() that can fail following a malloc failure. (CVS 6064) check-in: c6fd3b8f user: danielk1977 tags: trunk | |
| 09:30 | Fix a couple of problems in test file test_journal.c that were causing segfaults when running all.test. (CVS 6063) check-in: 416c9efb user: danielk1977 tags: trunk | |
Changes
Changes to src/where.c.
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** This module contains C code that generates VDBE code used to process ** the WHERE clause of SQL statements. This module is responsible for ** generating the code that loops through a table looking for applicable ** rows. Indices are selected and used to speed the search when doing ** so is applicable. Because this module is responsible for selecting ** indices, you might also think of this module as the "query optimizer". ** ** $Id: where.c,v 1.343 2008/12/23 23:56:22 drh Exp $ */ #include "sqliteInt.h" /* ** Trace output macros */ #if defined(SQLITE_TEST) || defined(SQLITE_DEBUG) ................................................................................ */ static void whereInfoFree(sqlite3 *db, WhereInfo *pWInfo){ if( pWInfo ){ int i; for(i=0; i<pWInfo->nLevel; i++){ sqlite3_index_info *pInfo = pWInfo->a[i].pIdxInfo; if( pInfo ){ assert( pInfo->needToFreeIdxStr==0 ); sqlite3DbFree(db, pInfo); } } whereClauseClear(pWInfo->pWC); sqlite3DbFree(db, pWInfo); } } ................................................................................ || bestPlan.plan.u.pIdx!=pIdx) ){ sqlite3ErrorMsg(pParse, "cannot use index: %s", pIdx->zName); goto whereBeginError; } } WHERETRACE(("*** Optimizer Finished ***\n")); if( db->mallocFailed ) goto whereBeginError; /* If the total query only selects a single row, then the ORDER BY ** clause is irrelevant. */ if( (andFlags & WHERE_UNIQUE)!=0 && ppOrderBy ){ *ppOrderBy = 0; } |
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12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 .... 2777 2778 2779 2780 2781 2782 2783 2784 2785 2786 2787 2788 2789 2790 2791 2792 2793 2794 .... 3092 3093 3094 3095 3096 3097 3098 3099 3100 3101 3102 3103 3104 3105 3106 3107 3108 |
** This module contains C code that generates VDBE code used to process ** the WHERE clause of SQL statements. This module is responsible for ** generating the code that loops through a table looking for applicable ** rows. Indices are selected and used to speed the search when doing ** so is applicable. Because this module is responsible for selecting ** indices, you might also think of this module as the "query optimizer". ** ** $Id: where.c,v 1.344 2008/12/24 11:25:40 danielk1977 Exp $ */ #include "sqliteInt.h" /* ** Trace output macros */ #if defined(SQLITE_TEST) || defined(SQLITE_DEBUG) ................................................................................ */ static void whereInfoFree(sqlite3 *db, WhereInfo *pWInfo){ if( pWInfo ){ int i; for(i=0; i<pWInfo->nLevel; i++){ sqlite3_index_info *pInfo = pWInfo->a[i].pIdxInfo; if( pInfo ){ assert( pInfo->needToFreeIdxStr==0 || db->mallocFailed ); if( pInfo->needToFreeIdxStr ){ sqlite3_free(pInfo->idxStr); } sqlite3DbFree(db, pInfo); } } whereClauseClear(pWInfo->pWC); sqlite3DbFree(db, pWInfo); } } ................................................................................ || bestPlan.plan.u.pIdx!=pIdx) ){ sqlite3ErrorMsg(pParse, "cannot use index: %s", pIdx->zName); goto whereBeginError; } } WHERETRACE(("*** Optimizer Finished ***\n")); if( db->mallocFailed ){ goto whereBeginError; } /* If the total query only selects a single row, then the ORDER BY ** clause is irrelevant. */ if( (andFlags & WHERE_UNIQUE)!=0 && ppOrderBy ){ *ppOrderBy = 0; } |