Re: [Virtuoso-users] request using rdfs:subPropertyOf* and rdfs:subClassOf*

2017-01-09 Thread Lorenz Buehmann
pers. Regards, Lorenz On 09.01.2017 12:53, Kingsley Idehen wrote: > On 1/9/17 5:38 AM, Lorenz Buehmann wrote: >> >> @Hugh : the asterisk operator means 0 .. n occurrences, thus, >> >> >> #constraint 1 >> ?A rdf:type ?A_SubClassOf. >> ?A_SubClassOf

Re: [Virtuoso-users] request using rdfs:subPropertyOf* and rdfs:subClassOf*

2017-01-09 Thread Lorenz Buehmann
@Hugh : the asterisk operator means 0 .. n occurrences, thus, #constraint 1 ?A rdf:type ?A_SubClassOf. ?A_SubClassOf rdfs:subClassOf* :mytype1. should also cover the case ?A rdf:type :mytype1 . Or am I wrong? I mean the property path expression should also work and is equivale

Re: [Virtuoso-users] Out of curiosity, some questions about OpenSource Virtuoso settings

2016-09-11 Thread Lorenz Buehmann
Hi, just as a follow-up question: I know it supports inter-query parallelization, but does it also support intra-query parallelization, i.e. using multiple threads to compute the result of a single query? If yes, which parameter is used to configure this? Cheers, Lorenz On 12.09.2016 05:57,

Re: [Virtuoso-users] How I make an inference in Virtuoso?

2016-08-30 Thread Lorenz Buehmann
I don't see any need for inference here. It's not clear whether Apple is a class or an individual. If it's an individual, and that's what definitely follows from :Bassam :eat :Apple then I read your first triple as :Apple rdf:type :Fruit and the query would be SELECT ?s WHERE { ?s :eats ?x .

Re: [Virtuoso-users] checkpointSyncMode default value

2016-07-29 Thread Lorenz Buehmann
n virtuoso.log. Regards, Balazs On 29/07/16 11:09, Lorenz Buehmann wrote: Hi Hugh, I guess Jena gets no connection to the SPARQL service at the time Virtuoso is temporarily inaccessible and thus simply returns a 404 error. Cheers, Lorenz On 28.07.2016 15:03, Hugh Williams wrote

Re: [Virtuoso-users] checkpointSyncMode default value

2016-07-29 Thread Lorenz Buehmann
Hi Hugh, I guess Jena gets no connection to the SPARQL service at the time Virtuoso is temporarily inaccessible and thus simply returns a 404 error. Cheers, Lorenz On 28.07.2016 15:03, Hugh Williams wrote: Hi Balazs, From your stackoverflow post the “com.hp.hpl.jena.sparql.engine.htt