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Overview
| Comment: | Remove an always-true branch in whereRangeScanEst(). Replace it with an assert(). |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
42e48fd3a6a6219d9bd6135d821b38c5 |
| User & Date: | drh 2014-10-08 19:33:54 |
Context
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2014-10-09
| ||
| 14:00 | Fix a memory leak associated with the FTS4 matchinfo() function. (check-in: fb8da824 user: drh tags: trunk) | |
| 11:27 | Merge the latest trunk enhancements into the apple-osx branch. (check-in: 6fc72077 user: drh tags: apple-osx) | |
|
2014-10-08
| ||
| 19:33 | Remove an always-true branch in whereRangeScanEst(). Replace it with an assert(). (check-in: 42e48fd3 user: drh tags: trunk) | |
| 15:53 | Fix up test cases to account for the new SQLITE_LIMIT_WORKER_THREADS limit. (check-in: 6483d426 user: drh tags: trunk) | |
Changes
Changes to src/where.c.
2205 2206 2207 2208 2209 2210 2211 2212 2213 2214 2215 2216 2217 2218 2219 |
whereKeyStats(pParse, p, pRec, 0, a);
iLower = a[0];
iUpper = a[0] + a[1];
}
assert( pLower==0 || (pLower->eOperator & (WO_GT|WO_GE))!=0 );
assert( pUpper==0 || (pUpper->eOperator & (WO_LT|WO_LE))!=0 );
if( p->pKeyInfo && p->pKeyInfo->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 */
|
> | |
2205 2206 2207 2208 2209 2210 2211 2212 2213 2214 2215 2216 2217 2218 2219 2220 |
whereKeyStats(pParse, p, pRec, 0, a);
iLower = a[0];
iUpper = a[0] + a[1];
}
assert( pLower==0 || (pLower->eOperator & (WO_GT|WO_GE))!=0 );
assert( pUpper==0 || (pUpper->eOperator & (WO_LT|WO_LE))!=0 );
assert( p->pKeyInfo!=0 && p->pKeyInfo->aSortOrder!=0 );
if( p->pKeyInfo->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 */
|