On Feb 10, 2012, at 11:58 AM, Claudio Freire wrote: > From your OP: > >> * Š WHERE group_id = ? ORDER BY created_at DESC LIMIT 20; Yup, sorry. Dave -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance