Re: Fwd: RDF Star Slow performance

2021-10-29 Thread Dragan Lesic
Yes it works fast now indeed,I didn't know that! Thank you very very much for the quick answer, you saved my day! Best regards, Dragan On Fri, Oct 29, 2021 at 10:18 PM Andy Seaborne wrote: > > > On 29/10/2021 21:00, Dragan Lesic wrote: > > Hello, > > I'm trying to migrate an application with

Re: Fwd: RDF Star Slow performance

2021-10-29 Thread Andy Seaborne
On 29/10/2021 21:00, Dragan Lesic wrote: Hello, I'm trying to migrate an application with content from themoviedb.org and other sources. The dataset count in fuseki is about 55 million triples. To preserve order of connected data, reification is used, dsta insert with sparql rdf*. RDF* and

Fwd: RDF Star Slow performance

2021-10-29 Thread Dragan Lesic
Hello, I'm trying to migrate an application with content from themoviedb.org and other sources. The dataset count in fuseki is about 55 million triples. To preserve order of connected data, reification is used, dsta insert with sparql rdf*. When querying the performance is horrible, example

Re: Suggestions for OWL_MEM_MICRO_RULE_INF ConcurrentModificationException?

2021-10-29 Thread Andy Seaborne
Steve, Is your usage multithreaded? If so, you'll need to make sure that usage is mutlireaer or single writer. Using jena transaction mecahnism is best - they work with datasets and choose the best implementation for the datasets. For ones containing inference, that's MRSW locking.