From 0a8510e0f856127ef35706ee1697383b470de9f1 Mon Sep 17 00:00:00 2001
From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Fri, 6 Jan 2006 20:11:12 +0000
Subject: [PATCH] Fix failure to apply domain constraints to a NULL constant
that's added to an INSERT target list during rule rewriting. Per report from
John Supplee.
---
src/backend/rewrite/rewriteManip.c | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/src/backend/rewrite/rewriteManip.c b/src/backend/rewrite/rewriteManip.c
index 3f7af865775..12de72619a0 100644
--- a/src/backend/rewrite/rewriteManip.c
+++ b/src/backend/rewrite/rewriteManip.c
@@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/backend/rewrite/rewriteManip.c,v 1.94 2005/11/23 17:21:03 tgl Exp $
+ * $PostgreSQL: pgsql/src/backend/rewrite/rewriteManip.c,v 1.95 2006/01/06 20:11:12 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -18,6 +18,7 @@
#include "optimizer/clauses.h"
#include "optimizer/tlist.h"
#include "parser/parsetree.h"
+#include "parser/parse_coerce.h"
#include "parser/parse_relation.h"
#include "rewrite/rewriteManip.h"
#include "utils/lsyscache.h"
@@ -838,7 +839,13 @@ resolve_one_var(Var *var, ResolveNew_context *context)
else
{
/* Otherwise replace unmatched var with a null */
- return (Node *) makeNullConst(var->vartype);
+ /* need coerce_to_domain in case of NOT NULL domain constraint */
+ return coerce_to_domain((Node *) makeNullConst(var->vartype),
+ InvalidOid,
+ var->vartype,
+ COERCE_IMPLICIT_CAST,
+ false,
+ false);
}
}
else
--
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