From fb24bfa3cef7310d1f03ff9757387e01587f5c22 Mon Sep 17 00:00:00 2001
From: "Vadim B. Mikheev" <vadim4o@yahoo.com>
Date: Wed, 22 Jan 1997 06:30:57 +0000
Subject: [PATCH] INDEXSCAN_PATCH changes: should work for (Param OP VAR) too
(but I didn't test FUNC OP PARAM and PARAM OP FUNC - no time)
---
src/backend/optimizer/util/clauses.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/src/backend/optimizer/util/clauses.c b/src/backend/optimizer/util/clauses.c
index b690b0fdb0f..c3e7d30bb13 100644
--- a/src/backend/optimizer/util/clauses.c
+++ b/src/backend/optimizer/util/clauses.c
@@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/optimizer/util/clauses.c,v 1.5 1996/11/30 17:48:52 momjian Exp $
+ * $Header: /cvsroot/pgsql/src/backend/optimizer/util/clauses.c,v 1.6 1997/01/22 06:30:57 vadim Exp $
*
* HISTORY
* AUTHOR DATE MAJOR EVENT
@@ -649,6 +649,14 @@ get_relattval(Node *clause,
*constval = 0;
*flag = (_SELEC_NOT_CONSTANT_);
}
+#ifdef INDEXSCAN_PATCH
+ } else if (is_opclause(clause) && IsA(right,Var) && IsA(left,Param)) {
+ /* ...And here... - vadim 01/22/97 */
+ *relid = right->varno;
+ *attno = right->varattno;
+ *constval = 0;
+ *flag = (_SELEC_NOT_CONSTANT_);
+#endif
} else {
/* One or more of the operands are expressions
* (e.g., oper clauses)
--
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