Re: Slow Query problem

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От Tom Lane
Тема Re: Slow Query problem
Дата
Msg-id 3741.1201540806@sss.pgh.pa.us
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Ответ на Re: Slow Query problem  (Andreas Joseph Krogh <andreak@officenet.no>)
Ответы Re: Slow Query problem  ("Premsun Choltanwanich" <Premsun@nsasia.co.th>)
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Andreas Joseph Krogh <andreak@officenet.no> writes:
> On Monday 28 January 2008 08:18:24 Premsun Choltanwanich wrote:
>> I am currently using PostgreSQL database version 8.0.13.  My problem
>> relates to a slow result when a query using a defined view joins to another
>> table for a result.

> It is very hard to help without you providing the schema for the tables/views
> involved.

One suggestion is that 8.2.x is significantly smarter about joins to
unions than previous releases were.  Whether this would help in your
particular case is impossible to say, though, without more detail.
        regards, tom lane


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