David Clymer <david.clymer@xxxxxxxxxxxxxx> wrote: > The SERIALIZABLE isolation mode is being used in 9.0, and > REPEATABLE READ in 9.2, which should be the same thing, correct > (eg. 9.0 serializable ~ 9.2 repeatable read)? Correct. In 9.0 SERIALIZABLE and REPEATABLE READ are exactly same. In 9.1 and later REPEATABLE READ has not changed from 9.0, but SERIALIZABLE has basically become REPEATABLE READ with extra checking for serialization failures. -Kevin -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general