Index: database/database.mysql
===================================================================
RCS file: /cvs/drupal/drupal/database/database.mysql,v
retrieving revision 1.230
diff -u -p -r1.230 database.mysql
--- database/database.mysql	14 Mar 2006 14:04:13 -0000	1.230
+++ database/database.mysql	18 Mar 2006 16:55:04 -0000
@@ -385,8 +385,9 @@ CREATE TABLE locales_meta (
 CREATE TABLE locales_source (
   lid int(11) NOT NULL auto_increment,
   location varchar(255) NOT NULL default '',
-  source blob NOT NULL,
-  PRIMARY KEY (lid)
+  source text NOT NULL default '',
+  PRIMARY KEY (lid),
+  KEY source (source(30))
 )
 /*!40100 DEFAULT CHARACTER SET utf8 */ ;
 
@@ -396,7 +397,7 @@ CREATE TABLE locales_source (
 
 CREATE TABLE locales_target (
   lid int(11) NOT NULL default '0',
-  translation blob NOT NULL,
+  translation text NOT NULL default '',
   locale varchar(12) NOT NULL default '',
   plid int(11) NOT NULL default '0',
   plural int(1) NOT NULL default '0',
Index: database/database.pgsql
===================================================================
RCS file: /cvs/drupal/drupal/database/database.pgsql,v
retrieving revision 1.171
diff -u -p -r1.171 database.pgsql
--- database/database.pgsql	4 Mar 2006 18:12:10 -0000	1.171
+++ database/database.pgsql	18 Mar 2006 16:55:04 -0000
@@ -361,13 +361,13 @@ CREATE TABLE locales_meta (
 -- Table structure for locales_source
 --
 
-
 CREATE TABLE locales_source (
   lid SERIAL,
   location varchar(255) NOT NULL default '',
   source text NOT NULL,
   PRIMARY KEY (lid)
 );
+CREATE INDEX locales_source_source_idx ON locales_source(source);
 
 --
 -- Table structure for locales_target
Index: database/updates.inc
===================================================================
RCS file: /cvs/drupal/drupal/database/updates.inc,v
retrieving revision 1.218
diff -u -p -r1.218 updates.inc
--- database/updates.inc	12 Mar 2006 22:25:00 -0000	1.218
+++ database/updates.inc	18 Mar 2006 16:55:07 -0000
@@ -1828,3 +1828,23 @@ function system_update_178() {
 
   return array();
 }
+
+/**
+ * Performance update for queries that are related to the locale.module
+ */
+function system_update_179() {
+  $ret = array();
+
+  switch ($GLOBALS['db_type']) {
+    case 'mysql':
+    case 'mysqli':
+      $ret[] = update_sql("ALTER TABLE {locales_target} CHANGE translation translation text NOT NULL default ''");
+      $ret[] = update_sql("ALTER TABLE {locales_source} CHANGE source source text NOT NULL default ''");
+      $ret[] = update_sql('ALTER TABLE {locales_source} ADD KEY source (source(30))');
+      break;
+    case 'pgsql':
+      $ret[] = update_sql("CREATE INDEX {locales_source}_source_idx on {locales_source}(source)");
+  }
+
+  return $ret;
+}