| From: | Greg Smith <gsmith(at)gregsmith(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Bruce Momjian <bruce(at)momjian(dot)us>, "Andreas 'ads' Scherbaum" <adsmail(at)wars-nicht(dot)de>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Core team statement on replication in PostgreSQL |
| Date: | 2008-06-10 02:48:33 |
| Message-ID: | Pine.GSO.4.64.0806092243080.11286@westnet.com |
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| Lists: | pgsql-advocacy pgsql-hackers |
On Mon, 9 Jun 2008, Tom Lane wrote:
> It should also be pointed out that the whole thing becomes uninteresting
> if we get real-time log shipping implemented. So I see absolutely no
> point in spending time integrating pg_clearxlogtail now.
There are remote replication scenarios over a WAN (mainly aimed at
disaster recovery) that want to keep a fairly updated database without
putting too much traffic over the link. People in that category really
want zeroed tail+compressed archives, but probably not the extra overhead
that comes with shipping smaller packets in a real-time implementation.
--
* Greg Smith gsmith(at)gregsmith(dot)com http://www.gregsmith.com Baltimore, MD
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