From: | "Pavel Stehule" <pavel(dot)stehule(at)gmail(dot)com> |
---|---|
To: | "Abraham, Danny" <danny_abraham(at)bmc(dot)com> |
Cc: | pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: Slow count(*) |
Date: | 2008-01-02 15:47:15 |
Message-ID: | 162867790801020747r23f6fa09ke11609fc090ca33c@mail.gmail.com |
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Lists: | pgsql-general pgsql-hackers |
On 02/01/2008, Abraham, Danny <danny_abraham(at)bmc(dot)com> wrote:
> Hi,
>
> We are looking for a patch that will help us count using the indexes.
>
> Our product is about 20 times slower on Postgres compared to MS SQL
> Server.
>
> Any ideas?
There isn't any similar patch and will not be.
Use materialized views or similar techniques.
Are you sure, so all your problems are only in SELECT COUNT(*)?
Check, please, all slow queries.
Regards
Pavel Stehule
>
> Danny Abraham
> BMC Software
> CTM&D Business Unit
> 972-52-4286-513
> danny_abraham(at)bmc(dot)com
>
>
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