| From: | "Chad Wagner" <chad(dot)wagner(at)gmail(dot)com> |
|---|---|
| To: | "Laurent Manchon" <lmanchon(at)univ-montp2(dot)fr> |
| Cc: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: |
| Date: | 2007-01-22 23:04:29 |
| Message-ID: | 81961ff50701221504rcb6ad2i6810b603d39c713@mail.gmail.com |
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| Thread: | |
| Lists: | pgsql-general |
On 1/22/07, Laurent Manchon <lmanchon(at)univ-montp2(dot)fr> wrote:
>
> I have a slow response of my PostgreSQL database 7.4 using this query
> below
> on a table with 800000 rows:
>
> select count(*)from tbl;
>
> PostgreSQL return result in 28 sec every time.
> although MS-SQL return result in 0.02 sec every time.
>
Here is a few links discussing the issue:
http://sql-info.de/postgresql/postgres-gotchas.html#1_7
http://archives.postgresql.org/pgsql-hackers/2005-01/msg00247.php
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