| From: | Martijn van Oosterhout <kleptog(at)svana(dot)org> |
|---|---|
| To: | Markus Bertheau <mbertheau(dot)pg(at)googlemail(dot)com> |
| Cc: | Richard Huxton <dev(at)archonet(dot)com>, pgsql-general(at)postgresql(dot)org |
| Subject: | Re: out-of-line (TOAST) storage ineffective when loading from dump? |
| Date: | 2008-02-19 10:47:44 |
| Message-ID: | 20080219104744.GA30989@svana.org |
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| Thread: | |
| Lists: | pgsql-general |
On Tue, Feb 19, 2008 at 03:55:27PM +0600, Markus Bertheau wrote:
> > The "toast" pages are stored in a separate table - see manual for
> > details. There's a whole chapter (53.2) on this.
>
> Yes, but I assume that on disk the pages will be laid out sequentially
> - not intentionally so, of course. See below.
I should hope not. I don't think any modern filesystem works that way.
There's a reason why there's no defragmentation tool for many
filesystems, it's not an issue these days.
Have a nice day,
--
Martijn van Oosterhout <kleptog(at)svana(dot)org> http://svana.org/kleptog/
> Those who make peaceful revolution impossible will make violent revolution inevitable.
> -- John F Kennedy
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