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authorThomas G. Lockhart <lockhart@fourpalms.org>1998-12-14 00:02:17 +0000
committerThomas G. Lockhart <lockhart@fourpalms.org>1998-12-14 00:02:17 +0000
commit4140c2f30e2814527f0975876956f446e326ae70 (patch)
tree9a51562edb521b1742f80a2ed68a04598c5ae52e /src/backend/rewrite/rewriteRemove.c
parent2b189aa9537f7b4a518c63a79555ce8bf644294c (diff)
downloadpostgresql-4140c2f30e2814527f0975876956f446e326ae70.tar.gz
postgresql-4140c2f30e2814527f0975876956f446e326ae70.zip
Add support for the CASE statement in the rewrite handling.
Allows (at least some) rules and views. Still some trouble (crashes) with target CASE columns spanning tables, but lots now works.
Diffstat (limited to 'src/backend/rewrite/rewriteRemove.c')
-rw-r--r--src/backend/rewrite/rewriteRemove.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/src/backend/rewrite/rewriteRemove.c b/src/backend/rewrite/rewriteRemove.c
index 17aa34be07b..fd1472a93cf 100644
--- a/src/backend/rewrite/rewriteRemove.c
+++ b/src/backend/rewrite/rewriteRemove.c
@@ -7,11 +7,13 @@
*
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/rewrite/rewriteRemove.c,v 1.19 1998/11/27 19:52:17 vadim Exp $
+ * $Header: /cvsroot/pgsql/src/backend/rewrite/rewriteRemove.c,v 1.20 1998/12/14 00:02:17 thomas Exp $
*
*-------------------------------------------------------------------------
*/
+#include <string.h>
+
#include "postgres.h"
#include "fmgr.h" /* for F_NAMEEQ */
@@ -39,14 +41,14 @@ RewriteGetRuleEventRel(char *rulename)
PointerGetDatum(rulename),
0, 0, 0);
if (!HeapTupleIsValid(htup))
- elog(ERROR, "RewriteGetRuleEventRel: rule \"%s\" not found",
- rulename);
+ elog(ERROR, "Rule or view '%s' not found",
+ ((!strncmp(rulename, "_RET", 4))? (rulename+4): rulename));
eventrel = ((Form_pg_rewrite) GETSTRUCT(htup))->ev_class;
htup = SearchSysCacheTuple(RELOID,
PointerGetDatum(eventrel),
0, 0, 0);
if (!HeapTupleIsValid(htup))
- elog(ERROR, "RewriteGetRuleEventRel: class %d not found",
+ elog(ERROR, "Class '%d' not found",
eventrel);
return ((Form_pg_class) GETSTRUCT(htup))->relname.data;
}
@@ -94,7 +96,7 @@ RemoveRewriteRule(char *ruleName)
if (!HeapTupleIsValid(tuple))
{
heap_close(RewriteRelation);
- elog(ERROR, "No rule with name = '%s' was found.\n", ruleName);
+ elog(ERROR, "Rule '%s' not found\n", ruleName);
}
/*
@@ -110,7 +112,7 @@ RemoveRewriteRule(char *ruleName)
{
/* XXX strange!!! */
pfree(tuple);
- elog(ERROR, "RemoveRewriteRule: null event target relation!");
+ elog(ERROR, "RemoveRewriteRule: internal error; null event target relation!");
}
eventRelationOid = DatumGetObjectId(eventRelationOidDatum);