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Expand the number of optimization-disable bits from 16 to 32. Use one of

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the new bits to disable the min/max optimization, so that we can more easily
verify that we get the same answer both with and within that optimization.

FossilOrigin-Name: fd0c9a123b58b7b134ed67f26dbb4196b61e56227f078422cc7e9a3497054c2d
This commit is contained in:
drh
2021-01-13 19:28:17 +00:00
parent d193057ad1
commit af7b76534b
6 changed files with 37 additions and 35 deletions
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6
src/select.c
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@@ -4640,7 +4640,11 @@ static u8 minMaxQuery(sqlite3 *db, Expr *pFunc, ExprList **ppMinMax){
assert( *ppMinMax==0 );
assert( pFunc->op==TK_AGG_FUNCTION );
assert( !IsWindowFunc(pFunc) );
if( pEList==0 || pEList->nExpr!=1 || ExprHasProperty(pFunc, EP_WinFunc) ){
if( pEList==0
|| pEList->nExpr!=1
|| ExprHasProperty(pFunc, EP_WinFunc)
|| OptimizationDisabled(db, SQLITE_MinMaxOpt)
){
return eRet;
}
zFunc = pFunc->u.zToken;