From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | a(dot)schmitz(at)cityweb(dot)de |
Cc: | pgsql-admin(at)postgresql(dot)org |
Subject: | Re: Extent size |
Date: | 2002-10-01 16:56:30 |
Message-ID: | 200210011656.g91GuUP27629@candle.pha.pa.us |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-admin |
Andreas Schmitz wrote:
> On Tuesday 01 October 2002 17:18, Bruce Momjian wrote:
> > Andreas Schmitz wrote:
> > > Hello *,
> > >
> > > is there any way in postgres to define the size of extents ?
> >
> > We don't have extents like Informix. We use the file system so size is
> > unlimited. I think that answers your question.
>
> Not really. If I want to store data in a efficient way I normally have a look
> at the size of the data. lets say I've got text blocks of 1.5 kb. I would
> consider to choose an extent size of 2kb instead of 4 kb to save up space.
> Which would be the right consideration for postgres ?
We don't do such optimizations and consider them of limited value. Our
pages are 8k, and we have backup tables for long values.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 359-1001
+ If your life is a hard drive, | 13 Roberts Road
+ Christ can be your backup. | Newtown Square, Pennsylvania 19073
From | Date | Subject | |
---|---|---|---|
Next Message | Tom Lane | 2002-10-01 17:10:55 | Re: pg_dump error |
Previous Message | Andreas Schmitz | 2002-10-01 16:13:25 | Re: Extent size |