Re: Replication

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From: pgsql-general-owner(at)postgresql(dot)org on behalf of Vick Khera
Sent: Tue 02/11/2010 13:18
To: pgsql-general
Subject: Re: [GENERAL] Replication

On Tue, Nov 2, 2010 at 2:59 AM, Jonathan Tripathy <jonnyt(at)abpni(dot)co(dot)uk> wrote:
> What is the difference between the "Hot-Standby" and "Warm-Standby"? Is the
> only different that the "Hot-Standby" standby servers are read-only, whereas
> the "Warm-Standby" standbys can't be queried at all?
>

That's the general definition of those two terms as applied to a
database server.

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Excellent!

In terms of streaming "Warm-Standby" replication, how much data loss will occur? Are we talking seconds, minutes, or hours? Let's assume a lightly used database (maybe 50 update queries an hour) and the master and slave are connected by Gigabit ethernet

Thanks