Index: trunk/admin/install/inportal_schema.sql
===================================================================
diff -u -r3533 -r3548
--- trunk/admin/install/inportal_schema.sql	(.../inportal_schema.sql)	(revision 3533)
+++ trunk/admin/install/inportal_schema.sql	(.../inportal_schema.sql)	(revision 3548)
@@ -44,7 +44,8 @@
   UNIQUE KEY ResourceId (ResourceId),
   KEY Modified (Modified),
   KEY Priority (Priority),
-  KEY sorting (Name,Priority)
+  KEY sorting (Name,Priority),
+  KEY `Filename` (`Filename`(5))
 )
 
 # --------------------------------------------------------
