Index: branches/pap/dbconfig/diff.md
===================================================================
--- branches/pap/dbconfig/diff.md	(revision 28179)
+++ branches/pap/dbconfig/diff.md	(revision 28484)
@@ -75,2 +75,8 @@
     maskfrac_advisory F32   0.0
 END
+
+diffSummary METADATA
+    diff_id	    S64      0       # Primary Key fkey(diff_id) ref diffRun(diff_id)
+    projection_cell STR	    32	    # Primary Key
+    path_base 	    STR	    255
+END