On Feb 24, 2011, at 5:29 AM, H S wrote: > no read up and no write down policies in BLP model, what sort of queries/ statements in SQL are read and write!? READ: SELECT WRITE: UPDATE/DELETE Thanks & Regards, Vibhor -- Sent via pgsql-admin mailing list (pgsql-admin@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-admin