Re: Optimizing DELETE - Mailing list pgsql-performance

From Ivan Voras
Subject Re: Optimizing DELETE
Date
Msg-id 4510558E.7020205@fer.hr
Whole thread Raw
In response to Re: Optimizing DELETE  (Rod Taylor <rbt@rbt.ca>)
List pgsql-performance
Rod Taylor wrote:
> On Tue, 2006-09-19 at 15:22 +0200, Ivan Voras wrote:
>> I've just fired off a "DELETE FROM table" command (i.e. unfiltered
>> DELETE) on a trivially small table but with many foreign key references
>> (on similar-sized tables), and I'm waiting for it to finish. It's been
>> 10 minutes now, which seems very excessive for a table of 9000 rows on a
>> 3 GHz desktop machine.
>
> I would guess that a few of those referenced tables are missing indexes
> on the referenced column.

Yes, it was a pilot error :(

Among the small and properly indexed referencing tables there was a
seldom queried but huge log table.


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