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Re: Size matters -- How big is the danged thing

From: Michael Hausenblas <michael.hausenblas@deri.org>
Date: Thu, 20 Nov 2008 10:12:18 +0000
Message-ID: <49253802.9010001@deri.org>
To: Jim Hendler <hendler@cs.rpi.edu>
CC: public-lod@w3.org

My 2c in order to capture this for others as well:



Dr. Michael Hausenblas
DERI - Digital Enterprise Research Institute
National University of Ireland, Lower Dangan,
Galway, Ireland

Jim Hendler wrote:
> So I've been to a number of talks lately where the size of the current 
> (Sept 08 diagram) Linked Open Data cloud, in triples, has been stated - 
> with numbers that vary quite widely.  The esw wiki says 2B triples as of 
> 2007, which isn't very useful given the growth we've seen in the past 
> year -- I've also seen the various blog posts and mail threads saying 
> why we shouldn't cit meaningless numbers and such - but frankly, I've 
> recently been on a bunch of panels with DB guys, and I'd love to have a 
> reasonable number to quote -- anyone have a good estimate of the size of 
> the danged thing (number of triples in the whole as an RDF graph would 
> be nice) -- would also be nice for general audiences where big numbers 
> tend to impress and for research purposes (for example, we know how far 
> we can compress the triples for an in memory approach we are playing 
> with, but we want to figure out how much memory we need for the whole 
> cloud - we want to know if we need to shell out for the 16G iphone)
>  anyway, if anyone has a decent estimate, or even a smart educated 
> guess, I'd love to hear it
>  JH
> "If we knew what we were doing, it wouldn't be called research, would 
> it?." - Albert Einstein
> Prof James Hendler                http://www.cs.rpi.edu/~hendler
> Tetherless World Constellation Chair
> Computer Science Dept
> Rensselaer Polytechnic Institute, Troy NY 12180
Received on Thursday, 20 November 2008 10:27:35 UTC

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