Re: [Virtuoso-users] Web SPARQL VS JDBC. Different behavior

2009-04-27 Thread Aldo Bucchi
Hi Hugh, Thanks for your reply. Now that we have some more constants, we can focus on our side of things and stop trying to second guess Virtuoso. We realized that something might be wrong with our data ( see snip below ). Now, how did this happen? I have no idea. But we will soon ;) I have noti

Re: [Virtuoso-users] Web SPARQL VS JDBC. Different behavior

2009-04-27 Thread Hugh Williams
Hi Aldo, Their are no real differences under the "hood" particularly between iSQL and JDBC with both should be firing exactly the same query against Virtuoso. The only difference I can think of with the SPARQL endpoint is that queries get executed as the special "SPARQL" user. Having said

Re: [Virtuoso-users] Web SPARQL VS JDBC. Different behavior

2009-04-27 Thread Aldo Bucchi
BTW, I am not specifying any default graph when querying via /sparql. On a related note, I assume that there are policy functions at work in some parts of the ODS system ( attached to tables in different modules, below the RDF views ). Is there a way to: * List all these functions? * Override all?

[Virtuoso-users] Web SPARQL VS JDBC. Different behavior

2009-04-26 Thread Aldo Bucchi
Hi, I have noticed that SPARQLing via the web interface ( iSQL or any other ) will return more results than doing the same via JDBC. Same user, same query. Before getting into any detail. Is there any difference under the hood? Maybe access policies are being bypassed in one scenario and not in a