Re: Performace question

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От Alvaro Herrera
Тема Re: Performace question
Дата
Msg-id 20031029173802.GB13614@dcc.uchile.cl
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Ответ на Re: Performace question  ("Lada 'Ray' Lostak" <ray@unreal64.net>)
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On Wed, Oct 29, 2003 at 05:42:30PM +0100, Lada 'Ray' Lostak wrote:

> >Secondly, the queries that are varying so much, can you post the EXPLAIN
> >ANALYZE output so we can see what is actually going on.
> Thx, ANALYZE was good idea. Here it comes - right now, there is index on
> 'cluster' (BTREE) @ dtditems. But it was not used - I guess because reading
> & seraching will cost more than pure seq scan on 'few' items...

Hmm... have you tried running VACUUM periodically?

--
Alvaro Herrera (<alvherre[a]dcc.uchile.cl>)
"En las profundidades de nuestro inconsciente hay una obsesiva necesidad
de un universo lógico y coherente. Pero el universo real se halla siempre
un paso más allá de la lógica" (Irulan)

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