On Fri, Nov 16, 2012 at 2:00 PM, Chris Tyler <chris@xxxxxxxxxxx> wrote: > (Investigations into PostgreSQL being insanely brain-dead continue. > Example: query strategy for "SELECT COUNT(*) FROM FOO;" involves a > "Sequential scan over 1496312 records." Srsly?) Just curious... have you VACUUM'd the database? Are you running AUTO-VACUUM? Have you run EXPLAIN ANALYZE SELECT COUNT(*) FROM FOO? In general, once you learn a few tricks like this, it's typically much easier to figure out why PostgreSQL is choosing a particular query plan than it is with other databases. -- Jared Smith _______________________________________________ arm mailing list arm@xxxxxxxxxxxxxxxxxxxxxxx https://admin.fedoraproject.org/mailman/listinfo/arm
