[Virtuoso-users] SPARQL Query Question

2009-05-29 Thread Corey Lovitt
Hi, I have two very similar queries on the same local graph but their performances are very different.  QUERY1 works very well and returns its results quickly while QUERY2 seems to hang. The EXPLAIN output seems to indicate that the queries are being processed in quite different ways but I'm not

Re: [Virtuoso-users] SPARQL query performance problems

2009-05-08 Thread Corey Lovitt
> Corey Lovitt wrote: > > Hi, > > I've been working with virtuoso for a couple weeks now > and have been able to load a test RDF data file into the > quad store (subset of the UNIPROT dataset containing about > 2.6 million triples) and query it  with good > s

[Virtuoso-users] SPARQL query performance problems

2009-05-08 Thread Corey Lovitt
Hi, I've been working with virtuoso for a couple weeks now and have been able to load a test RDF data file into the quad store (subset of the UNIPROT dataset containing about 2.6 million triples) and query it  with good success.  I had saved the loading commands as well as SPARQL queries for the