Mario Splivalo <mario.splivalo@xxxxxxxxxx> writes: > On 07/12/2011 10:04 PM, Tom Lane wrote: >> What you need to look into is why the estimated join size is 9400 rows >> when the actual join size is zero. Are both tables ANALYZEd? Are you >> intentionally selecting rows that have no join partners? > Yes, both tables have been ANALYZEd. What do you mean, intentilnaly > selecting rows taht have no join partners? I'm wondering why the actual join size is zero. That seems like a rather unexpected case for a query like this. regards, tom lane -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance
