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Re: tips for estimating the size of an sql database in rdf

From: Damian Steer <pldms@mac.com>
Date: Tue, 10 Jan 2006 11:35:26 +0000
To: Henry Story <henry.story@bblfish.net>
Cc: Semantic Web <semantic-web@w3.org>
Message-Id: <1136892926.9160.23.camel@localhost.localdomain>
On Tue, 2006-01-10 at 12:16 +0100, Henry Story wrote:
> Hi,
> 
> I am interested if anyone has good tips to help estimate how large a  
> plain old legacy sql database is going to be in triples for a  
> particular ontology. I can probably make them up, but who knows,  
> perhaps someone has already written a calculator for this.

I would have thought a rough estimate would be 
triples = cols * rows
for each table.

You might add # rows to that if typing is explicit (i.e. cols * (rows +
1)).

(I'm thinking along the lines of [1])

Damian

[1] http://www.w3.org/DesignIssues/RDFnot.html#Semantic1

Received on Tuesday, 10 January 2006 11:35:53 UTC

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