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Overview
Comment: | Avoid an unnecessary call to sqlite3XPrintf() in the code generator, for a performance improvement. |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA3-256: |
29d6ceb3838394d902e248d1eab62762 |
User & Date: | drh 2017-06-28 00:55:50.411 |
Context
2017-06-28
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01:12 | Minor code simplification in the ALTER TABLE logic. (check-in: bfc4e7f30e user: drh tags: trunk) | |
00:55 | Avoid an unnecessary call to sqlite3XPrintf() in the code generator, for a performance improvement. (check-in: 29d6ceb383 user: drh tags: trunk) | |
2017-06-27
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23:36 | Add SQLITE_DBCONFIG_ENABLE_QPSG that forces the query planner stability guarantee. This is the fix for ticket [b9f010107724c] (check-in: b82efd2a24 user: drh tags: trunk) | |
Changes
Changes to src/build.c.
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4181 4182 4183 4184 4185 4186 4187 | sqlite3XPrintf(&errMsg, "index '%q'", pIdx->zName); }else{ for(j=0; j<pIdx->nKeyCol; j++){ char *zCol; assert( pIdx->aiColumn[j]>=0 ); zCol = pTab->aCol[pIdx->aiColumn[j]].zName; if( j ) sqlite3StrAccumAppend(&errMsg, ", ", 2); | | > > | 4181 4182 4183 4184 4185 4186 4187 4188 4189 4190 4191 4192 4193 4194 4195 4196 4197 | sqlite3XPrintf(&errMsg, "index '%q'", pIdx->zName); }else{ for(j=0; j<pIdx->nKeyCol; j++){ char *zCol; assert( pIdx->aiColumn[j]>=0 ); zCol = pTab->aCol[pIdx->aiColumn[j]].zName; if( j ) sqlite3StrAccumAppend(&errMsg, ", ", 2); sqlite3StrAccumAppendAll(&errMsg, pTab->zName); sqlite3StrAccumAppend(&errMsg, ".", 1); sqlite3StrAccumAppendAll(&errMsg, zCol); } } zErr = sqlite3StrAccumFinish(&errMsg); sqlite3HaltConstraint(pParse, IsPrimaryKeyIndex(pIdx) ? SQLITE_CONSTRAINT_PRIMARYKEY : SQLITE_CONSTRAINT_UNIQUE, onError, zErr, P4_DYNAMIC, P5_ConstraintUnique); |
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