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Diffstat (limited to 'src/backend/optimizer/plan/setrefs.c')
-rw-r--r--src/backend/optimizer/plan/setrefs.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/src/backend/optimizer/plan/setrefs.c b/src/backend/optimizer/plan/setrefs.c
index faf4eb29bee..84b2aa82805 100644
--- a/src/backend/optimizer/plan/setrefs.c
+++ b/src/backend/optimizer/plan/setrefs.c
@@ -9,7 +9,7 @@
*
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/backend/optimizer/plan/setrefs.c,v 1.100 2004/01/06 04:31:01 tgl Exp $
+ * $PostgreSQL: pgsql/src/backend/optimizer/plan/setrefs.c,v 1.101 2004/05/11 13:15:15 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -171,7 +171,6 @@ set_plan_references(Plan *plan, List *rtable)
case T_Sort:
case T_Unique:
case T_SetOp:
- case T_Limit:
/*
* These plan types don't actually bother to evaluate their
@@ -184,6 +183,15 @@ set_plan_references(Plan *plan, List *rtable)
* the plan tree!
*/
break;
+ case T_Limit:
+ /*
+ * Like the plan types above, Limit doesn't evaluate its
+ * tlist or quals. It does have live expressions for
+ * limit/offset, however.
+ */
+ fix_expr_references(plan, ((Limit *) plan)->limitOffset);
+ fix_expr_references(plan, ((Limit *) plan)->limitCount);
+ break;
case T_Agg:
case T_Group:
set_uppernode_references(plan, (Index) 0);