On Mon, May 16, 2016 at 3:36 AM, Bruce Momjian <br...@momjian.us> wrote: > On Sun, May 15, 2016 at 03:23:52PM -0500, Jim Nasby wrote: >> 2) There's no ability at all to revert, other than restore a backup. That >> means if you pull the trigger and discover some major performance problem, >> you have no choice but to deal with it (you can't switch back to the old >> version without losing data). > > In --link mode only
No, not really. Once you let write transactions into the new cluster, there's no way to get back to the old server version no matter which option you used. -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
