| From: | "Guillaume Smet" <guillaume(dot)smet(at)gmail(dot)com> |
|---|---|
| To: | "Alvaro Herrera" <alvherre(at)commandprompt(dot)com> |
| Cc: | "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "Heikki Linnakangas" <heikki(at)enterprisedb(dot)com>, "Gokulakannan Somasundaram" <gokul007(at)gmail(dot)com>, "Markus Schiltknecht" <markus(at)bluegap(dot)ch>, "Gregory Stark" <stark(at)enterprisedb(dot)com>, "pgsql-hackers list" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Some ideas about Vacuum |
| Date: | 2008-01-16 17:32:37 |
| Message-ID: | 1d4e0c10801160932g576556b7hc145fa4cf7580ff@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Jan 16, 2008 6:12 PM, Alvaro Herrera <alvherre(at)commandprompt(dot)com> wrote:
> Tom Lane escribió:
> > Possibly true, but if that's the underlying hardware then there's no
> > performance benefit in breaking WAL up at all, no?
>
> Selective PITR shipping.
If it was possible to launch a PITR only on a given database, that
could be a great feature too. We have at least one customer who runs
every database in a separate cluster to be able to do PITR on only one
database if needed (for example if someone executed a DROP TABLE by
mistake).
--
Guillaume
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