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Remove unnecessary code from the window functions implementation.

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FossilOrigin-Name: 1e87da9c93309d1d69b1e0ab65c615b9ff9c1c6813ad0c7b90d2495be4ba0adc
This commit is contained in:
drh
2020-07-10 21:43:53 +00:00
parent b16425d05a
commit 6af305de1e
6 changed files with 15 additions and 33 deletions
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10
src/expr.c
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@@ -52,12 +52,10 @@ char sqlite3ExprAffinity(const Expr *pExpr){
op = pExpr->op;
if( op==TK_SELECT ){
assert( pExpr->flags&EP_xIsSelect );
if( ALWAYS(pExpr->x.pSelect)
&& pExpr->x.pSelect->pEList
&& ALWAYS(pExpr->x.pSelect->pEList->a[0].pExpr)
){
return sqlite3ExprAffinity(pExpr->x.pSelect->pEList->a[0].pExpr);
}
assert( pExpr->x.pSelect!=0 );
assert( pExpr->x.pSelect->pEList!=0 );
assert( pExpr->x.pSelect->pEList->a[0].pExpr!=0 );
return sqlite3ExprAffinity(pExpr->x.pSelect->pEList->a[0].pExpr);
}
if( op==TK_REGISTER ) op = pExpr->op2;
#ifndef SQLITE_OMIT_CAST