| From: | Ron <ronljohnsonjr(at)gmail(dot)com> |
|---|---|
| To: | pgsql-general(at)lists(dot)postgresql(dot)org |
| Subject: | Re: Incremental backup |
| Date: | 2021-10-28 22:24:55 |
| Message-ID: | 147b8f25-29ab-86bb-6201-7ab724d306ce@gmail.com |
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| Lists: | pgsql-general |
On 10/28/21 5:07 PM, Andreas Joseph Krogh wrote:
> På torsdag 28. oktober 2021 kl. 23:09:19, skrev Ron
> <ronljohnsonjr(at)gmail(dot)com <mailto:ronljohnsonjr(at)gmail(dot)com>>:
>
> [...]
> It's still a bunch of transaction logs, whereas differential and
> incremental
> backups only backup the changed pages, no matter how many times
> they've been
> changed.
>
> That's a serious reduction in disk space, and time to apply them.
>
> I think everybody agrees that incremental backup /per database/, and not
> cluster-wide, is nice, and it would be nice if PG supported it. But, given
> the way PG is architectured, having cluster-wide WALs, that's not an easy
> task to implement.
Which is what I said a couple of hours ago.
--
Angular momentum makes the world go 'round.
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