Re: [Virtuoso-users] SPARQL DESCRIBE Performance Issue

2009-12-22 Thread Hugh Williams
Hi Bernhard, What Jena version was used to compile your sample as using Jena 2.5.4 I get the following error trying to compile it : $ /usr/bin/javac -classpath "lib/arq.jar:lib/iri.jar:lib/jena.jar:./virtuoso_driver:." SPARQLDescribePerformance.java SPARQLDescribePerformance.java:129: cannot

[Virtuoso-users] SPARQL DESCRIBE Performance Issue

2009-12-21 Thread Bernhard Haslhofer
Hi, I am currently performing some data analysis on our local DBpedia dataset running on a Virtuoso 6 server. For that I need to execute a large amount of SPARQL DESCRIBE queries against the local Virtuoso SPARQL endpoint - in a single run approx. 400.000 queries. I know that this will take som