On Jan 5, 2011, at 1:31 AM, RadosÅaw Smogura wrote: > * simple to generate, and 128bit random is almost globally unique, Almost? Should be totally unique, as long as your random source is decent quality. -- Scott Ribe scott_ribe@xxxxxxxxxxxxxxxx http://www.elevated-dev.com/ (303) 722-0567 voice -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general