USE LEFT/JOIN instead of WHERE IN possibly would improve the performance..
On Tue, Feb 2, 2010 at 5:51 PM, fida aljounaidi <fida.aljouna...@gmail.com> wrote: > Hi > > I have an sql query which takes 20 seconds to be executed. > > this sql query contain more than 870 id under the select where in () > condition. > > So , it is not a large row result but a big list of conditions to be > crossed. > > I'm using postgresql 8.4. > > Thanks for help > > > -- Regards, Kiswono P GB -- Sent via pgsql-admin mailing list (pgsql-admin@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-admin
