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Overview
| Comment: | Fix harmless compiler warning seen with MSVC. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: | 390a38a142d36d2c57b3f21aab72edcd |
| User & Date: | mistachkin 2016-07-30 18:54:54 |
Context
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2016-08-01
| ||
| 14:35 | Avoid making unnecessary changes to the signatures of the sqlite3_auto_extension() and sqlite3_cancel_auto_extension() interfaces. check-in: b6ea2f21 user: drh tags: trunk | |
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2016-07-30
| ||
| 18:54 | Fix harmless compiler warning seen with MSVC. check-in: 390a38a1 user: mistachkin tags: trunk | |
|
2016-07-29
| ||
| 17:36 | Using the header file 'intrin.h' requires MSVC 2005 or later. check-in: 9fae75c0 user: mistachkin tags: trunk | |
Changes
Changes to src/where.c.
2782 2783 2784 2785 2786 2787 2788 2789 2790 2791 2792 2793 2794 2795 2796 2797 2798 |
** doing table lookups. The cost will be 3x the number of
** lookups. Take into account WHERE clause terms that can be
** satisfied using just the index, and that do not require a
** table lookup. */
LogEst nLookup = rSize + 16; /* Base cost: N*3 */
int ii;
int iCur = pSrc->iCursor;
WhereClause *pWC = &pWInfo->sWC;
for(ii=0; ii<pWC->nTerm; ii++){
WhereTerm *pTerm = &pWC->a[ii];
if( !sqlite3ExprCoveredByIndex(pTerm->pExpr, iCur, pProbe) ){
break;
}
/* pTerm can be evaluated using just the index. So reduce
** the expected number of table lookups accordingly */
if( pTerm->truthProb<=0 ){
nLookup += pTerm->truthProb;
|
| | | |
2782 2783 2784 2785 2786 2787 2788 2789 2790 2791 2792 2793 2794 2795 2796 2797 2798 |
** doing table lookups. The cost will be 3x the number of
** lookups. Take into account WHERE clause terms that can be
** satisfied using just the index, and that do not require a
** table lookup. */
LogEst nLookup = rSize + 16; /* Base cost: N*3 */
int ii;
int iCur = pSrc->iCursor;
WhereClause *pWC2 = &pWInfo->sWC;
for(ii=0; ii<pWC2->nTerm; ii++){
WhereTerm *pTerm = &pWC2->a[ii];
if( !sqlite3ExprCoveredByIndex(pTerm->pExpr, iCur, pProbe) ){
break;
}
/* pTerm can be evaluated using just the index. So reduce
** the expected number of table lookups accordingly */
if( pTerm->truthProb<=0 ){
nLookup += pTerm->truthProb;
|