Re: Deleting one record from a table taking 17s. - Mailing list pgsql-performance

From Yusuf
Subject Re: Deleting one record from a table taking 17s.
Date
Msg-id 3EF33F22.4000801@netscape.net
Whole thread Raw
In response to Deleting one record from a table taking 17s.  (Yusuf <yusuf0478@netscape.net>)
Responses Re: Deleting one record from a table taking 17s.  (Rod Taylor <rbt@rbt.ca>)
List pgsql-performance

rbt@rbt.ca 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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