Peter Eisentraut <pete...@gmx.net> writes: > vikas wrote: >> PostgreSQL version: PostgreSQL 7.3
> Time to upgrade. Indeed. 7.4 was the first release that had even an inkling of how to optimize IN (sub-SELECT) clauses. regards, tom lane -- Sent via pgsql-bugs mailing list (pgsql-bugs@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-bugs