database/sqlite
1
0
Fork 0
mirror of https://github.com/sqlite/sqlite.git synced 2025-07-30 19:03:16 +03:00
Code Activity

Change the zipfile virtual table so that the xBestIndex method gives a

Browse Source 
reasonable cost estimate even if no filename is specified.  The missing
filename error continues to be raised in the xFilter method.  Meanwhile,
the more reasonable cost estimate avoids unnecessary wierdness in the query
planner.

FossilOrigin-Name: 0e468aa6decc73be307596782a778a739ff1b5dc0eb10fc4bd6776e460f99f8b
This commit is contained in:
drh
2020-01-12 22:25:58 +00:00
parent ca7d3e1d42
commit d8df36bd4e
3 changed files with 8 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
ext/misc/zipfile.c
View File

@ -1309,10 +1309,10 @@ static int zipfileBestIndex(
idx = i;
}
}
pIdxInfo->estimatedCost = 1000.0;
if( idx>=0 ){
pIdxInfo->aConstraintUsage[idx].argvIndex = 1;
pIdxInfo->aConstraintUsage[idx].omit = 1;
pIdxInfo->estimatedCost = 1000.0;
pIdxInfo->idxNum = 1;
}else if( unusable ){
return SQLITE_CONSTRAINT;