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Modify the parser's error reporting to include a specific hint for the case

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of referencing a WITH item that's not yet in scope according to the SQL
spec's semantics.  This seems to be an easy error to make, and the bare
"relation doesn't exist" message doesn't lead one's mind in the correct
direction to fix it.
This commit is contained in:
Tom Lane
2008-10-08 01:14:44 +00:00
parent e229998138
commit 3437286356
5 changed files with 146 additions and 9 deletions
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4
src/include/access/heapam.h
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@@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/access/heapam.h,v 1.138 2008/08/11 11:05:11 heikki Exp $
* $PostgreSQL: pgsql/src/include/access/heapam.h,v 1.139 2008/10/08 01:14:44 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -45,10 +45,12 @@ extern Relation relation_open(Oid relationId, LOCKMODE lockmode);
extern Relation try_relation_open(Oid relationId, LOCKMODE lockmode);
extern Relation relation_open_nowait(Oid relationId, LOCKMODE lockmode);
extern Relation relation_openrv(const RangeVar *relation, LOCKMODE lockmode);
extern Relation try_relation_openrv(const RangeVar *relation, LOCKMODE lockmode);
extern void relation_close(Relation relation, LOCKMODE lockmode);
extern Relation heap_open(Oid relationId, LOCKMODE lockmode);
extern Relation heap_openrv(const RangeVar *relation, LOCKMODE lockmode);
extern Relation try_heap_openrv(const RangeVar *relation, LOCKMODE lockmode);
#define heap_close(r,l) relation_close(r,l)