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Overview
| Comment: | Adjust the costs in the xBestIndex function of the spellfix1 virtual table to force the use of the MATCH term if it is available. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
f003bea9fe1b79e2b4d18fbef86c1d8f |
| User & Date: | drh 2013-07-09 15:56:44 |
Context
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2013-07-10
| ||
| 03:05 | Run progress callback checks less frequently in the main VDBE evaluation loop. This makes up for the extra CPU cycles used to increment the cycle counter for SQLITE_STMTSTATUS_VM_STEP. (check-in: 3e8b0201 user: drh tags: trunk) | |
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2013-07-09
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| 15:56 | Adjust the costs in the xBestIndex function of the spellfix1 virtual table to force the use of the MATCH term if it is available. (check-in: f003bea9 user: drh tags: trunk) | |
| 12:36 | Modify several extensions to use the new exported function naming. Fix some shared library compilation issues. (check-in: 1e39f850 user: drh tags: trunk) | |
Changes
Changes to ext/misc/spellfix.c.
2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155 2156 2157 2158 2159 2160 2161 |
pIdxInfo->aConstraintUsage[iScopeTerm].argvIndex = idx++;
pIdxInfo->aConstraintUsage[iScopeTerm].omit = 1;
}
if( iPlan&(16|32) ){
pIdxInfo->aConstraintUsage[iDistTerm].argvIndex = idx++;
pIdxInfo->aConstraintUsage[iDistTerm].omit = 1;
}
pIdxInfo->estimatedCost = (double)10000;
}else{
pIdxInfo->idxNum = 0;
pIdxInfo->estimatedCost = (double)10000000;
}
return SQLITE_OK;
}
/*
** Open a new fuzzy-search cursor.
*/
|
| | |
2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155 2156 2157 2158 2159 2160 2161 |
pIdxInfo->aConstraintUsage[iScopeTerm].argvIndex = idx++;
pIdxInfo->aConstraintUsage[iScopeTerm].omit = 1;
}
if( iPlan&(16|32) ){
pIdxInfo->aConstraintUsage[iDistTerm].argvIndex = idx++;
pIdxInfo->aConstraintUsage[iDistTerm].omit = 1;
}
pIdxInfo->estimatedCost = 1e5;
}else{
pIdxInfo->idxNum = 0;
pIdxInfo->estimatedCost = 1e50;
}
return SQLITE_OK;
}
/*
** Open a new fuzzy-search cursor.
*/
|