On Fri, 2003-06-20 at 13:06, Yusuf wrote: > [EMAIL PROTECTED] wrote: > > On Fri, 2003-06-20 at 15:53, Yusuf wrote: > > > >>Why would the following query take soo long to run? What does 28.12 msec > >>represent, since the total running time is > >>16801.86 ms. > > > > > > I'd hazard to guess that you have a whole slew of foreign keys cascading > > to delete, update, or check many rows from other tables. > > > > Those are not represented in the explains at the moment. > > > > That's what I thought at first, so I dropped the foreign key constraints. The table > is referenced by 2 tables, one of > which has around 200 000 records and the other has 0 records.
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Hmm... EXPLAIN ANALYZE your select again, but join both of those referenced tables to the appropriate columns. -- Rod Taylor <[EMAIL PROTECTED]> PGP Key: http://www.rbt.ca/rbtpub.asc
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