| From: | "Thomas F(dot) O'Connell" <tfo(at)sitening(dot)com> |
|---|---|
| To: | pgsql-admin(at)postgresql(dot)org |
| Subject: | Re: PITR Based replication ... |
| Date: | 2006-04-04 21:12:39 |
| Message-ID: | A7A23FD9-A2AD-4B37-AE0B-8D63A8479BE8@sitening.com |
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| Lists: | pgsql-admin |
On Apr 4, 2006, at 4:05 PM, Marc G. Fournier wrote:
> I know ppl are using it to do replication, but has anyone
> documented what is involved in doing so?
>
> thanks ...
I'll be curious to hear stories of people using it for replication.
The way I interpret replication, there's an available database (even
if read-only) on both ends. With PITR/on-line backups, the way I
understand it, there's no way to provide availability to the recovery
database because it's in a process of continuous recovery. It
qualifies as high availability in terms of a failover solution, but
the recovery database is not actually available until something
triggers it to recover, at which point any writing done to it causes
it to cease to be a replicant of the base database.
--
Thomas F. O'Connell
Database Architecture and Programming
Co-Founder
Sitening, LLC
http://www.sitening.com/
3004 B Poston Avenue
Nashville, TN 37203-1314
615-260-0005 (cell)
615-469-5150 (office)
615-469-5151 (fax)
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