Index: workflow.install
===================================================================
--- workflow.install    (revision 648)
+++ workflow.install    (working copy)
@@ -186,6 +186,7 @@
   nid SERIAL,
   sid integer NOT NULL default '0',
   uid integer NOT NULL default '0',
+  stamp integer NOT NULL default '0',
   PRIMARY KEY  (nid)
 );
 QUERY