From: Andreas Joseph Krogh <andreak@officenet.no>
To: Premsun Choltanwanich <Premsun@nsasia.co.th>
Cc: Tom Lane <tgl@sss.pgh.pa.us>
Cc: pgsql-sql@postgresql.org
Subject: Re: Slow Query problem
Date: Tue, 29 Jan 2008 11:24:23 +0100
Message-ID: <200801291124.23660.andreak@officenet.no> (raw)
In-Reply-To: <479F4382.C5F7.004C.0@nsasia.co.th>
References: <479DE418.C5F7.004C.0@nsasia.co.th>
<3741.1201540806@sss.pgh.pa.us>
<479F4382.C5F7.004C.0@nsasia.co.th>
On Tuesday 29 January 2008 09:18:00 Premsun Choltanwanich wrote:
> I already install the latest version of PostgreSQL on my machine then try
> again. I found that it has a little improvement about 0.5 second but I
> think it still slow.
>
> What is the 'more detail' you need?
Your tables, views and index definitions.
> Any other advise?
You haven't provided any information on how your tables/views look like and
what indexes you have defined. A rule of thumb is to define an index for each
column you join on.
--
Andreas Joseph Krogh <andreak@officenet.no>
Senior Software Developer / Manager
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To: pgsql-sql@postgresql.org
Cc: andreak@officenet.no, Premsun@nsasia.co.th, tgl@sss.pgh.pa.us
Subject: Re: Slow Query problem
In-Reply-To: <200801291124.23660.andreak@officenet.no>
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