From: Andrew Garrett <werdna@users.mediawiki.org>
Date: Tue, 15 Sep 2009 10:28:01 +0000 (+0000)
Subject: Make Change Tags index name configurable with a new config variable $wgOldChangeTagsI... 
X-Git-Tag: 1.31.0-rc.0~39723
X-Git-Url: https://git.cyclocoop.org/%242?a=commitdiff_plain;h=5cf5ed4994c6983ec903e6f72a1e5035b830f829;p=lhc%2Fweb%2Fwiklou.git

Make Change Tags index name configurable with a new config variable $wgOldChangeTagsIndex, replacement for live hack at svn.wikimedia.org/viewvc/mediawiki/branches/wmf-deployment/includes/ChangeTags.php?&pathrev=53208&r1=53207&r2=53208
---

diff --git a/includes/ChangeTags.php b/includes/ChangeTags.php
index ed7e29b32b..3b72bd1899 100644
--- a/includes/ChangeTags.php
+++ b/includes/ChangeTags.php
@@ -125,7 +125,9 @@ class ChangeTags {
 			// Add an INNER JOIN on change_tag
 
 			// FORCE INDEX -- change_tags will almost ALWAYS be the correct query plan.
-			$options['USE INDEX'] = array( 'change_tag' => 'change_tag_tag_id' );
+			global $wgOldChangeTagsIndex;
+			$index = $wgOldChangeTagsIndex ? 'ct_tag' : 'change_tag_tag_id';
+			$options['USE INDEX'] = array( 'change_tag' => $index );
 			unset( $options['FORCE INDEX'] );
 			$tables[] = 'change_tag';
 			$join_conds['change_tag'] = array( 'INNER JOIN', "ct_$join_cond=$join_cond" );
diff --git a/includes/DefaultSettings.php b/includes/DefaultSettings.php
index 50417ffa45..bc4d85f1c2 100644
--- a/includes/DefaultSettings.php
+++ b/includes/DefaultSettings.php
@@ -4240,3 +4240,8 @@ $wgUseAJAXCategories = false;
  * To disable file delete/restore temporarily
  */
 $wgUploadMaintenance = false;
+
+/**
+ * Use old names for change_tags indices.
+ */
+$wgOldChangeTagsIndex = false;