Re: [Virtuoso-users] sparql without graph ? {...}

Hi Ivan, thanks for your fast reply. Yes, I can reproduce this with ISQL. SQL> sparql select ?s ?p ?o where { ?s ?p ?o }; spo VARCHAR VARCHAR VARCHAR ___ NULL NULL NULL 1 Rows. -- 0 msec. whi

Re: [Virtuoso-users] sparql without graph ? {...}

Ivan, I can confirm this - this behavior popped up with 5.0.3: I have no default graph specified; and SPARQL SELECT * WHERE {?s ?p ?o} yields no results. I thought of it was a feature so that users HAVE to specify graphs ;) With DBpedia, many queries initially didn't specify them, so we were

Re: [Virtuoso-users] sparql without graph ? {...}

Hello Mikael, Virtuoso can query unspecified graphs so the issue is probably misused interface. Can you reproduce this problem by querying via ISQL? If yes then that is a real (and surprising) problem. If you're using /sparql/ or /isparql/ web service endpoint then please check whether 'default gr

[Virtuoso-users] sparql without graph ? {...}

Hi, I'm using virtuoso 5.0.3 and have run into a problem with queries. I expect that a query like select ?s ?p ?o where { ?s ?p ?o } would return all triples in the store. But it returns nothing, while this query: select ?s ?p ?o where { graph ?g {?s ?p ?o }} returns all the triples. I did not