On Tue, Sep 20, 2011 at 13:46, Andrew Rose <andrew.rose@xxxxxxxxxxxxxx> wrote: > Or to put the question another way, is the ordering of transactions on the active and standby servers guaranteed to be the same? Yes. The WAL serializes the order of transactions. It is applied to slaves in the same order that it's written on the master. Regards, Marti -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general