Movatterモバイル変換


[0]ホーム

URL:


Skip to content

Navigation Menu

Sign in
Appearance settings

Search code, repositories, users, issues, pull requests...

Provide feedback

We read every piece of feedback, and take your input very seriously.

Saved searches

Use saved searches to filter your results more quickly

Sign up
Appearance settings

Commit7cac502

Browse files
committed
Avoid unnecessary call of rangeTableEntry_used() for the result relation
of a query.
1 parentd66daab commit7cac502

File tree

1 file changed

+3
-7
lines changed

1 file changed

+3
-7
lines changed

‎src/backend/rewrite/rewriteHandler.c

Lines changed: 3 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -7,7 +7,7 @@
77
* Portions Copyright (c) 1994, Regents of the University of California
88
*
99
* IDENTIFICATION
10-
* $PostgreSQL: pgsql/src/backend/rewrite/rewriteHandler.c,v 1.151 2005/04/28 21:47:14 tgl Exp $
10+
* $PostgreSQL: pgsql/src/backend/rewrite/rewriteHandler.c,v 1.152 2005/05/29 18:34:57 tgl Exp $
1111
*
1212
*-------------------------------------------------------------------------
1313
*/
@@ -699,7 +699,6 @@ ApplyRetrieveRule(Query *parsetree,
699699
intrt_index,
700700
boolrelation_level,
701701
Relationrelation,
702-
boolrelIsUsed,
703702
List*activeRIRs)
704703
{
705704
Query*rule_action;
@@ -870,7 +869,6 @@ fireRIRrules(Query *parsetree, List *activeRIRs)
870869
RuleLock*rules;
871870
RewriteRule*rule;
872871
LOCKMODElockmode;
873-
boolrelIsUsed;
874872
inti;
875873

876874
++rt_index;
@@ -901,9 +899,8 @@ fireRIRrules(Query *parsetree, List *activeRIRs)
901899
* part of the join set (a source table), or is referenced by any
902900
* Var nodes, or is the result table.
903901
*/
904-
relIsUsed=rangeTableEntry_used((Node*)parsetree,rt_index,0);
905-
906-
if (!relIsUsed&&rt_index!=parsetree->resultRelation)
902+
if (rt_index!=parsetree->resultRelation&&
903+
!rangeTableEntry_used((Node*)parsetree,rt_index,0))
907904
continue;
908905

909906
/*
@@ -978,7 +975,6 @@ fireRIRrules(Query *parsetree, List *activeRIRs)
978975
rt_index,
979976
rule->attrno==-1,
980977
rel,
981-
relIsUsed,
982978
activeRIRs);
983979
}
984980

0 commit comments

Comments
 (0)

[8]ページ先頭

©2009-2025 Movatter.jp