Re: Cascading Recovery

Can be achieved using Slony and called cascaded subscription of sets.

Ashish,
EnterpriseDB Corp.
The Enterprise PostgreSQL Company

On Fri, Feb 11, 2011 at 1:05 PM, Guillaume Lelarge
<guillaume(at)lelarge(dot)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.
>
>
> --
> Guillaume
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> http://dalibo.com
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