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From: Richard Huxton <dev@archonet.com>
To: Andreas Hartmann <andreas@apache.org>
Cc: pgsql-performance@postgresql.org
Subject: Re: Less rows -> better performance?
Date: Mon, 21 Jul 2008 12:06:11 +0100
Message-ID: <48846DA3.2090308@archonet.com> (raw)
In-Reply-To: <48846A02.7090702@apache.org>
References: <48846A02.7090702@apache.org>

Andreas Hartmann wrote:
> Dear PostgreSQL community,
> 
> first some info about our application:
> 
> - Online course directory for a University
> - Amount of data: complete dump is 27 MB
> - Semester is part of primary key in each table
> - Data for approx. 10 semesters stored in the DB
> - Read-only access from web application (JDBC)
> 
> Our client has asked us if the performance of the application could be
> improved by moving the data from previous years to a separate "archive"
> application. 

If you had 27GB of data maybe, but you've only got 27MB - that's 
presumably all sitting in memory.

What in particular is slow?

-- 
   Richard Huxton
   Archonet Ltd



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