Re: Data partitioning?

From: Andrew Sullivan <andrew(at)libertyrms(dot)info>
To: pgsql-general(at)postgresql(dot)org
Subject: Re: Data partitioning?
Date: 2003-10-08 20:40:52
Message-ID: 20031008204052.GP12185@libertyrms.info
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On Tue, Oct 07, 2003 at 10:34:18AM +0100, psql-mail(at)freeuk(dot)com wrote:
> I am becoming more and more convinced that in order to achieve the
> required performance and scalability I need to split my data amoungst
> many backend machines.

How much data do you have, and what are you trying to run on? That
sounds like a _lot_. In any case, you can't do this in PostgreSQL
right now. A single back end controls all the data.

> I think this is called data partitioning in oracle?

Usually people mean spreading tables across different disks by some
criteria when they talk about that. Completely different machines is
pretty usual.

> If not what suggestions does anyone have for writing my own?

Be very careful. Multi-database concurrency problems are easy to
cause and hard to solve.

A

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