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When applying the optimization that disables WHERE clause terms that drive

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indexes, make sure not to do so if the term being disabled is a transitive
constraint.  Fix for the problem identified by
[forum:forumpost/eb8613976a|forum post eb8613976a].

FossilOrigin-Name: f1f9b5de3c59489b94963685660b3ddc45eece5535b02fec399b6ece0e38563d
This commit is contained in:
drh
2021-05-04 23:21:35 +00:00
parent 23634898c5
commit 67656ac78a
6 changed files with 55 additions and 11 deletions
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src/where.c
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@@ -2646,6 +2646,7 @@ static int whereLoopAddBtreeIndex(
pNew->wsFlags |= WHERE_UNQ_WANTED;
}
}
if( scan.iEquiv>1 ) pNew->wsFlags |= WHERE_TRANSCONS;
}else if( eOp & WO_ISNULL ){
pNew->wsFlags |= WHERE_COLUMN_NULL;
}else if( eOp & (WO_GT|WO_GE) ){