Index: includes/cache.inc
===================================================================
RCS file: /cvs/drupal/drupal/includes/cache.inc,v
retrieving revision 1.30
diff -u -p -r1.30 cache.inc
--- includes/cache.inc	22 Apr 2009 09:45:02 -0000	1.30
+++ includes/cache.inc	4 May 2009 08:36:23 -0000
@@ -188,7 +188,7 @@ function cache_clear_all($cid = NULL, $t
   else {
     if ($wildcard) {
       if ($cid == '*') {
-        db_delete($table)->execute();
+        db_truncate($table);
       }
       else {
         db_delete($table)