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Fix for SELECT NOT boolfield FROM table

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This commit is contained in:
Bruce Momjian 1998-09-22 21:48:27 +00:00
parent a3c5a3cb2f
commit 3ce8a1b4ba
1 changed files with 15 additions and 26 deletions
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41
src/backend/optimizer/util/tlist.c
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@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/util/tlist.c,v 1.19 1998/09/22 20:28:07 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/util/tlist.c,v 1.20 1998/09/22 21:48:27 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -453,31 +453,23 @@ flatten_tlistentry(Node *tlistentry, List *flat_tlist)
{
if (tlistentry == NULL)
{
return NULL;
}
else if (IsA(tlistentry, Var))
{
return
((Node *) get_expr(match_varid((Var *) tlistentry,
return ((Node *) get_expr(match_varid((Var *) tlistentry,
flat_tlist)));
}
else if (IsA(tlistentry, Iter))
{
((Iter *) tlistentry)->iterexpr =
flatten_tlistentry((Node *) ((Iter *) tlistentry)->iterexpr,
flat_tlist);
return tlistentry;
}
else if (single_node(tlistentry))
{
return tlistentry;
}
else if (is_funcclause(tlistentry))
{
@ -489,15 +481,12 @@ flatten_tlistentry(Node *tlistentry, List *flat_tlist)
temp_result = lappend(temp_result,
flatten_tlistentry(lfirst(elt), flat_tlist));
return
((Node *) make_funcclause((Func *) expr->oper, temp_result));
return ((Node *) make_funcclause((Func *) expr->oper, temp_result));
}
else if (IsA(tlistentry, Aggreg))
{
return tlistentry;
}
else if (IsA(tlistentry, ArrayRef))
{
@ -514,26 +503,26 @@ flatten_tlistentry(Node *tlistentry, List *flat_tlist)
temp = lappend(temp, flatten_tlistentry(lfirst(elt), flat_tlist));
aref->reflowerindexpr = temp;
aref->refexpr =
flatten_tlistentry(aref->refexpr, flat_tlist);
aref->refexpr = flatten_tlistentry(aref->refexpr, flat_tlist);
aref->refassgnexpr =
flatten_tlistentry(aref->refassgnexpr, flat_tlist);
aref->refassgnexpr = flatten_tlistentry(aref->refassgnexpr, flat_tlist);
return tlistentry;
}
else
{
Expr *expr = (Expr *) tlistentry;
Var *left =
(Var *) flatten_tlistentry((Node *) get_leftop(expr),
flat_tlist);
Var *right =
(Var *) flatten_tlistentry((Node *) get_rightop(expr),
flat_tlist);
return ((Node *)
make_opclause((Oper *) expr->oper, left, right));
Var *left = (Var *) flatten_tlistentry((Node *) get_leftop(expr),
flat_tlist);
Var *right = (Var *) flatten_tlistentry((Node *) get_rightop(expr),
flat_tlist);
Expr *final = make_opclause((Oper *) expr->oper, left, right);
Assert(IsA(tlistentry, Expr));
final->opType = expr->opType;
final->typeOid = expr->typeOid;
return (Node *)final;
}
}