--- C:/Documents and Settings/anonymous/Local Settings/Temp/TCV278a.tmp/knurl.1.1.2.1.install	Sat Jan 19 02:34:22 2008
+++ C:/temp/knurl patch/contributions/modules/knurl/knurl.install	Sat Jan 19 02:17:56 2008
@@ -31,7 +31,8 @@
         'type' => 'text',
         'not null' => TRUE,
         'default' => '') 
-      ) /*!40100 DEFAULT CHARACTER SET UTF8 */ 
+      ), /*!40100 DEFAULT CHARACTER SET UTF8 */ 
+    'primary key' => array('tid'),      
   );
   return $schema;
 }