Revert "Flush Memoize cache when non-key parameters change"

This reverts commit 1050048a315790a505465bfcceb26eaf8dbc7e2e.

1 files changed, 0 insertions, 31 deletions

diff --git a/src/backend/optimizer/util/clauses.c b/src/backend/optimizer/util/clauses.c
index 873e43bfe64..109f93d109d 100644
--- a/src/backend/optimizer/util/clauses.c
+++ b/src/backend/optimizer/util/clauses.c
@@ -152,7 +152,6 @@ static Query *substitute_actual_srf_parameters(Query *expr,
 											   int nargs, List *args);
 static Node *substitute_actual_srf_parameters_mutator(Node *node,
 													  substitute_actual_srf_parameters_context *context);
-static bool pull_paramids_walker(Node *node, Bitmapset **context);
 
 
 /*****************************************************************************
@@ -5215,33 +5214,3 @@ substitute_actual_srf_parameters_mutator(Node *node,
 								   substitute_actual_srf_parameters_mutator,
 								   (void *) context);
 }
-
-/*
- * pull_paramids
- *		Returns a Bitmapset containing the paramids of all Params in 'expr'.
- */
-Bitmapset *
-pull_paramids(Expr *expr)
-{
-	Bitmapset  *result = NULL;
-
-	(void) pull_paramids_walker((Node *) expr, &result);
-
-	return result;
-}
-
-static bool
-pull_paramids_walker(Node *node, Bitmapset **context)
-{
-	if (node == NULL)
-		return false;
-	if (IsA(node, Param))
-	{
-		Param	   *param = (Param *)node;
-
-		*context = bms_add_member(*context, param->paramid);
-		return false;
-	}
-	return expression_tree_walker(node, pull_paramids_walker,
-								  (void *) context);
-}