Re: Huge .owl files

On Wednesday 25 January 2006 20:17, Martin Hepp \(DERI\) wrote:
> Hi Cláudio:
> You can use eClassOWL for that. eClassOWL is a real eBusiness ontology for
> products and services and contains more than 75,000 classes and 5,500
> properties; the total file size exceeds 25 MB. It will be available shortly
> at http://www.heppnetz.de/eclassowl (I can also e-mail it to you if you
> need it immediately). I am just in the process of finishing the user's
> guide before posting the final version.
>
> OWLIM is able to load it (with some tricks), also IBMs IODT can load it.
> Jena crashes - I did not yet investigate why; likely memory allocation.

Very likely, with a 25Mb source file and the default Java heap size.
Just wallop up the heapsize. 

[Recent versions of Jena 2 - ie J2.3 - have a faster parser and slightly
 better memory model footprint than earlier versions.]

-- 
Chris "understanding is a three-edged sword" Dollin