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Make sure the query optimizer for aggregate queries knows that expressions

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(x='a') and (x='A') are different.  Ticket [fa7bf5ec94801e7e]

FossilOrigin-Name: e43da426e66e6b63d5ed9610a6308aba0089313b
This commit is contained in:
drh
2011-10-13 15:35:52 +00:00
parent 5d16a9a6c6
commit 6b93c9ae24
4 changed files with 48 additions and 8 deletions
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2
src/expr.c
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@@ -3453,7 +3453,7 @@ int sqlite3ExprCompare(Expr *pA, Expr *pB){
}
}else if( pA->op!=TK_COLUMN && pA->u.zToken ){
if( ExprHasProperty(pB, EP_IntValue) || NEVER(pB->u.zToken==0) ) return 2;
if( sqlite3StrICmp(pA->u.zToken,pB->u.zToken)!=0 ){
if( strcmp(pA->u.zToken,pB->u.zToken)!=0 ){
return 2;
}
}