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Improve error message for case where DROP TABLE is rejected because 

table has a child table.
This commit is contained in:
Tom Lane 2000-12-22 19:21:37 +00:00
parent 1b555ce791
commit 046848c272
1 changed files with 11 additions and 6 deletions
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17
src/backend/catalog/heap.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/catalog/heap.c,v 1.152 2000/11/16 22:30:17 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/catalog/heap.c,v 1.153 2000/12/22 19:21:37 tgl Exp $
*
*
* INTERFACE ROUTINES
@ -61,6 +61,7 @@
#include "utils/builtins.h"
#include "utils/catcache.h"
#include "utils/fmgroids.h"
#include "utils/lsyscache.h"
#include "utils/relcache.h"
#include "utils/syscache.h"
#include "utils/temprel.h"
@ -970,12 +971,16 @@ RelationRemoveInheritance(Relation relation)
if (HeapTupleIsValid(tuple))
{
Oid subclass = ((Form_pg_inherits) GETSTRUCT(tuple))->inhrelid;
char *subclassname;
heap_endscan(scan);
heap_close(catalogRelation, RowExclusiveLock);
elog(ERROR, "Relation '%u' inherits '%s'",
subclass, RelationGetRelationName(relation));
subclassname = get_rel_name(subclass);
/* Just in case get_rel_name fails... */
if (subclassname)
elog(ERROR, "Relation \"%s\" inherits from \"%s\"",
subclassname, RelationGetRelationName(relation));
else
elog(ERROR, "Relation %u inherits from \"%s\"",
subclass, RelationGetRelationName(relation));
}
heap_endscan(scan);