Re: Using pg_rewind for differential backup

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>
Cc: Michael Paquier <michael(dot)paquier(at)gmail(dot)com>, Sameer Kumar <sameer(dot)kumar(at)ashnik(dot)com>, PostgreSQL mailing lists <pgsql-hackers(at)postgresql(dot)org>, "heikki(dot)linnakangas" <heikki(dot)linnakangas(at)iki(dot)fi>
Subject: Re: Using pg_rewind for differential backup
Date: 2014-12-02 17:32:46
Message-ID: CA+TgmoZkRJPtXJg-fVEVC7w7cft4gY5T9nFp93dKnVL6bC9H=w@mail.gmail.com
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On Fri, Nov 28, 2014 at 2:49 AM, Heikki Linnakangas
<hlinnakangas(at)vmware(dot)com> wrote:
> It also would be quite straightforward to write a separate tool to do just
> that. Would be better than conflating pg_rewind with this. You could use
> pg_rewind as the basis for it - it's under the same license as PostgreSQL.

If we had such a tool in core, would that completely solve the
differential backup problem, or would more be needed?

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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