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Improve the following. 

=# create table t (id int4 unique);
NOTICE:  CREATE TABLE/UNIQUE will create implicit index 't_id_key' for table 't'
 =# begin;
 query: drop table t;
NOTICE:  Caution: DROP TABLE cannot be rolled back, so don't abort now
NOTICE:  Caution: DROP INDEX cannot be rolled back, so don't abort now
 =# rollback;
 =# drop table t;
NOTICE:  mdopen: couldn't open t: No such file or directory
NOTICE:  RelationIdBuildRelation: smgropen(t): No such file or directory
NOTICE:  mdopen: couldn't open t: No such file or directory
NOTICE:  mdopen: couldn't open t: No such file or directory
NOTICE:  mdopen: couldn't open t_id_key: No such file or directory
NOTICE:  RelationIdBuildRelation: smgropen(t_id_key): No such file or directory
NOTICE:  mdopen: couldn't open t: No such file or directory
NOTICE:  RelationIdBuildRelation: smgropen(t): No such file or directory
NOTICE:  mdopen: couldn't open t: No such file or directory
ERROR:  cannot open relation t
This commit is contained in:
Hiroshi Inoue 2000-08-30 08:48:55 +00:00
parent 67cd018e77
commit 3498ea8308
1 changed files with 5 additions and 2 deletions
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7
src/backend/utils/cache/relcache.c vendored
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/cache/relcache.c,v 1.109 2000/08/06 04:39:03 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/cache/relcache.c,v 1.110 2000/08/30 08:48:55 inoue Exp $
*
*-------------------------------------------------------------------------
*/
@ -1595,7 +1595,10 @@ RelationClearRelation(Relation relation, bool rebuildIt)
* this is kind of expensive, but I think we must do it in case
* relation has been truncated...
*/
relation->rd_nblocks = RelationGetNumberOfBlocks(relation);
if (relation->rd_unlinked)
relation->rd_nblocks = 0;
else
relation->rd_nblocks = RelationGetNumberOfBlocks(relation);
if (relDescChanged && !RelationHasReferenceCountZero(relation))
elog(ERROR, "RelationClearRelation: relation %u modified while in use",