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Overview
| Comment: | Enhanced debug output for OR-logic in the query loop optimizer. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
2e375eae473e4a9f2e7870d59e22ba39 |
| User & Date: | drh 2014-09-30 14:14:19 |
Context
|
2014-09-30
| ||
| 17:03 | Further enhancements to the "wheretrace" debugging output. (check-in: 670993eb user: drh tags: trunk) | |
| 14:14 | Enhanced debug output for OR-logic in the query loop optimizer. (check-in: 2e375eae user: drh tags: trunk) | |
| 13:46 | Show tree diagrams of data structures in the debugging output when the 0x100 bit is set on sqlite3WhereTrace or sqlite3SelectTrace. (check-in: 92e0b4bd user: drh tags: trunk) | |
Changes
Changes to src/where.c.
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tempWC.nTerm = 1;
tempWC.a = pOrTerm;
sSubBuild.pWC = &tempWC;
}else{
continue;
}
sCur.n = 0;
#ifndef SQLITE_OMIT_VIRTUALTABLE
if( IsVirtual(pItem->pTab) ){
rc = whereLoopAddVirtual(&sSubBuild, mExtra);
}else
#endif
{
rc = whereLoopAddBtree(&sSubBuild, mExtra);
|
> > > > > > |
5033 5034 5035 5036 5037 5038 5039 5040 5041 5042 5043 5044 5045 5046 5047 5048 5049 5050 5051 5052 |
tempWC.nTerm = 1;
tempWC.a = pOrTerm;
sSubBuild.pWC = &tempWC;
}else{
continue;
}
sCur.n = 0;
#ifdef WHERETRACE_ENABLED
if( sqlite3WhereTrace & 0x200 ){
sqlite3DebugPrintf("OR-term %d:\n",(int)(pOrTerm-pOrWC->a));
sqlite3TreeViewExpr(0, pOrTerm->pExpr, 0);
}
#endif
#ifndef SQLITE_OMIT_VIRTUALTABLE
if( IsVirtual(pItem->pTab) ){
rc = whereLoopAddVirtual(&sSubBuild, mExtra);
}else
#endif
{
rc = whereLoopAddBtree(&sSubBuild, mExtra);
|