Hi Satheesh and Mamta,Over the last month you have checked in a lot of great grant/revoke improvements. If there's anything in particular which you want users to test-drive, feel free to list these items on the wiki page that describes the 10.2.0.4 snapshot: http://wiki.apache.org/db-derby/TenTwoSnapshot#head-044f77b20b4cd15343e0b57416d4c6790d5bc3ae.
Thanks, -Rick
