Re: Are 50 million rows a problem for postgres ? - Mailing list pgsql-admin

From Sam Barnett-Cormack
Subject Re: Are 50 million rows a problem for postgres ?
Date
Msg-id Pine.LNX.4.50.0309081141280.29054-100000@short.lancs.ac.uk
Whole thread Raw
In response to Re: Are 50 million rows a problem for postgres ?  (Vasilis Ventirozos <vendi@cosmoline.com>)
List pgsql-admin
On Mon, 8 Sep 2003, Vasilis Ventirozos wrote:

> This is a simple statement that i run
>
> core_netfon=# EXPLAIN select spcode,count(*) from callticket group by spcode;

Well, yeah. Whatever you do, a complete seqscan and count is going to
take a long time, in the order of hours rather than days I would expect.
However, you may want to ensure that all tuning in postgresql.conf is
correct, as it may not be using all possible resources. That will
probably only make a small difference.

--

Sam Barnett-Cormack
Software Developer                           |  Student of Physics & Maths
UK Mirror Service (http://www.mirror.ac.uk)  |  Lancaster University

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