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Overview
| Comment: | Fix a potential reference off the end of an array in the query planner. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
f15591f80212dd6d4ed8e0f14be691cd |
| User & Date: | drh 2013-08-19 14:19:00 |
References
|
2013-08-29
| ||
| 14:56 | Restore fix [f15591f802], which was accidentally clobbered by the stat4 merge. check-in: d4b6ad33 user: dan tags: trunk | |
Context
|
2013-08-19
| ||
| 14:23 | Remove unused variables from the command-line shell sources. check-in: 753a402e user: drh tags: trunk | |
| 14:19 | Fix a potential reference off the end of an array in the query planner. check-in: f15591f8 user: drh tags: trunk | |
| 11:15 | Fixes for harmless compiler warnings. check-in: a0d9ca4f user: drh tags: trunk | |
Changes
Changes to src/where.c.
4333 4334 4335 4336 4337 4338 4339 4340 4341 4342 4343 4344 4345 4346 4347 |
saved_nOut = pNew->nOut;
pNew->rSetup = 0;
rLogSize = estLog(whereCost(pProbe->aiRowEst[0]));
for(; rc==SQLITE_OK && pTerm!=0; pTerm = whereScanNext(&scan)){
int nIn = 0;
if( pTerm->prereqRight & pNew->maskSelf ) continue;
#ifdef SQLITE_ENABLE_STAT3
if( (pTerm->wtFlags & TERM_VNULL)!=0 && pSrc->pTab->aCol[iCol].notNull ){
continue; /* skip IS NOT NULL constraints on a NOT NULL column */
}
#endif
pNew->wsFlags = saved_wsFlags;
pNew->u.btree.nEq = saved_nEq;
pNew->nLTerm = saved_nLTerm;
if( whereLoopResize(db, pNew, pNew->nLTerm+1) ) break; /* OOM */
|
| > > |
4333 4334 4335 4336 4337 4338 4339 4340 4341 4342 4343 4344 4345 4346 4347 4348 4349 |
saved_nOut = pNew->nOut;
pNew->rSetup = 0;
rLogSize = estLog(whereCost(pProbe->aiRowEst[0]));
for(; rc==SQLITE_OK && pTerm!=0; pTerm = whereScanNext(&scan)){
int nIn = 0;
if( pTerm->prereqRight & pNew->maskSelf ) continue;
#ifdef SQLITE_ENABLE_STAT3
if( (pTerm->wtFlags & TERM_VNULL)!=0
&& (iCol<0 || pSrc->pTab->aCol[iCol].notNull)
){
continue; /* skip IS NOT NULL constraints on a NOT NULL column */
}
#endif
pNew->wsFlags = saved_wsFlags;
pNew->u.btree.nEq = saved_nEq;
pNew->nLTerm = saved_nLTerm;
if( whereLoopResize(db, pNew, pNew->nLTerm+1) ) break; /* OOM */
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