Re: PostgreSQL Point In Time Recovery

From: Alan Hodgson <ahodgson(at)simkin(dot)ca>
To: pgsql-general(at)postgresql(dot)org
Subject: Re: PostgreSQL Point In Time Recovery
Date: 2013-10-25 14:27:26
Message-ID: 1406303.vzTl06xVfo@skynet.simkin.ca
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On Thursday, October 24, 2013 11:13:34 PM Jayadevan wrote:
> Alan Hodgson wrote
>
> > That's basically what warm standby's do, isn't it? As long as they keep
> > recovery open it should work.
>
> A warn standby will be almost in sync with the primary, right? So recovery
> to point-in-time (like 10 AM this morning) won't be possible. We need a
> base, but it shouldn't be so old that it takes hours to catchup- that was my
> thought. As John mentioned, looking at the WAL/transaction numbers, time to
> recover etc need to be looked at.
>

Well, yeah. The point was that you possibly could run it for a while to "catch
up" without taking a new base backup if you desired. You should also keep
copies of it for PITR.

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