Re: Cascading Recovery

Any updates?

---------- Forwarded message ----------
From: Selva manickaraja <mavles78@gmail.com>
Date: Sat, Feb 12, 2011 at 1:43 AM
Subject: Re: [ADMIN] Cascading Recovery
To: Guillaume Lelarge <guillaume@lelarge.info>
Cc: pgsql-admin@postgresql.org


If not with Streaming Replication, what about Continous Archiving Mode?

On Fri, Feb 11, 2011 at 3:35 PM, Guillaume Lelarge <guillaume@lelarge.info> wrote:

Le 11/02/2011 05:43, Selva manickaraja a écrit :

> We are considering on using a primary and 2 secondary machines. But our plan
> is to cascade the recovery as follows:
>
> 1. Primary Machine-A (read and write operation)
> 2. Secondary Machine-B (recover from Machine A)
> 3. Secondary Machine-C (recover from Machine B)
>
> We are planning this kind of recovery as we want to phase out recovery
> interval between C and B 30 minutes.
>
> Can this be achieved by PostgreSQL.
>

Not with Streaming Replication. But you can achieve this with a
different replication engine, like Slony.


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Guillaume
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