2011/1/5 Grzegorz Jaśkiewicz <gryz...@gmail.com>: > On Wed, Jan 5, 2011 at 2:37 PM, Scott Ribe <scott_r...@elevated-dev.com> > wrote: >> On Jan 5, 2011, at 1:31 AM, Radosław 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. > > But I would never rely on that alone. You always have a strategy in > place, in case there's a duplicate.
As long as all your UUIDs are generated with the same algorithm, they are guaranteed to be unique. -- Sent via pgsql-general mailing list (pgsql-general@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general
