Merged from MOODLE_14_STABLE: Indexes for resource and version bump (honoring partial freeze)

mod/resource/db/mysql.php

@@ -53,6 +53,12 @@ function resource_upgrade($oldversion) {
         rebuild_course_cache();
     }
 
+    if ($oldversion < 2004111200) { //drop first to avoid conflicts when upgrading
+        execute_sql("ALTER TABLE {$CFG->prefix}resource DROP INDEX course;",false);
+
+        modify_database('','ALTER TABLE prefix_resource ADD INDEX course (course);');
+    }
+
     return true;
 }
 

mod/resource/db/mysql.sql

@@ -26,7 +26,8 @@ CREATE TABLE prefix_resource (
   options varchar(255) NOT NULL default '',
   timemodified int(10) unsigned NOT NULL default '0',
   PRIMARY KEY  (id),
-  UNIQUE KEY id (id)
+  UNIQUE KEY id (id),
+  KEY `course` (`course`)
 ) TYPE=MyISAM;
 
 

mod/resource/db/postgres7.php

@@ -49,6 +49,12 @@ function resource_upgrade($oldversion) {
         rebuild_course_cache();
     }
 
+    if ($oldversion < 2004111200) {//drop first to avoid conflicts when upgrading
+        execute_sql("DROP INDEX {$CFG->prefix}resource_course_idx;",false);
+
+        modify_database('','CREATE INDEX prefix_resource_course_idx ON prefix_resource (course);');
+    }
+    
     return true;
 }
 

mod/resource/db/postgres7.sql

@@ -27,6 +27,7 @@ CREATE TABLE prefix_resource (
   timemodified integer NOT NULL default '0'
 );
 
+CREATE INDEX prefix_resource_course_idx ON prefix_resource (course);
 
 #
 # Dumping data for table `log_display`

mod/resource/version.php

@@ -5,7 +5,7 @@
 //  This fragment is called by /admin/index.php
 ////////////////////////////////////////////////////////////////////////////////
 
-$module->version  = 2004110200;
+$module->version  = 2004111200;
 $module->requires = 2004110200;  // Requires this Moodle version
 $module->cron     = 0;