"Brendan Hill" <brend...@jims.net> wrote: > AND Notes.Person_ID IN (SELECT > ISNULL(Personnel.Person_ID, Businesses.Main_Person_ID) You might try switching this to an EXISTS test. If you post on this topic again, really it should be on the -perform list, as Stephen mentioned, and review this page for ideas on other information (like hardware and the postgresql.conf file) which might help people better understand the problem: http://wiki.postgresql.org/wiki/SlowQueryQuestions -Kevin
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