Re: Looking for a more restrictive type of SPARQL validator

2013-01-23 Thread Andy Seaborne
On 22/01/13 23:23, Bardo Nelgen wrote: Hi all, for a content inclusion project I recently wrote the following SPARQL query, had it validated at http://sparql.org/query-validator.html and tested locally with Twinkle 2 –— all doing perfectly well. PREFIX html:http://www.w3.org/1999/xhtml

Re: Looking for a more restrictive type of SPARQL validator

2013-01-23 Thread Rob Vesse
By the way I would not treat Twinkle as a good SPARQL validator. Last I knew Twinkle was using a very outdated version of ARQ which significantly pre-dates the Jena transition into Apache Use sparql.org as Andy suggests which runs the latest release version, or if you download and run our Fuseki

Re: Looking for a more restrictive type of SPARQL validator

2013-01-23 Thread Bardo Nelgen
Hi Andy, thanks for the fast reply and thank you very much for the hint. I'll send a copy of this to our programmers then. Just originally assumed the error resided inside the SPARQLing (I'm just the markup-guy… ;-) ) Nonetheless, here comes the stacktrace (short version):

Re: Looking for a more restrictive type of SPARQL validator

2013-01-23 Thread Bardo Nelgen
Thanks, Rob — that really appears to be the more reliable approach. Am 23.01.2013 11:24, schrieb Rob Vesse: By the way I would not treat Twinkle as a good SPARQL validator. Last I knew Twinkle was using a very outdated version of ARQ which significantly pre-dates the Jena transition into

Re: Issue with initial bindings in ARQ 2.9.4

2013-01-23 Thread Andy Seaborne
Recorded as https://issues.apache.org/jira/browse/JENA-384 On 21/01/13 06:18, Holger Knublauch wrote: I recently updated our code base from Jena 2.7.2 to Jena 2.7.4 and had a few test failures. I narrowed it down to the following scenario: import junit.framework.Assert; import

When to call TDB.sync

2013-01-23 Thread A. Anil SINACI
Dear Jena users, I need an advice on whether to use transactional TDB or non-transactional one, and if I use non-transactional; when to use TDB.sync. As far as I understand from the tutorials, if I have never call a transaction operation on a dataset (i.e. dataset.begin(..)), then my TDB

listInstances OntClass problem

2013-01-23 Thread Panagiotis Papadakos
Hi. Assume the attached RDF file. This is a simple Manufacturer - Europe (subclass) - Germany (subclass) - Audi (subclass) - Instance, which has been created using inference for subclass and type from jena. The problem that I have is that if I get the root class (in this example

Re: listInstances OntClass problem

2013-01-23 Thread Ian Dickinson
Hi Panagiotis, On 23/01/13 18:46, Panagiotis Papadakos wrote: Assume the attached RDF file. This is a simple Manufacturer - Europe (subclass) - Germany (subclass) - Audi (subclass) - Instance, which has been created using inference for subclass and type from jena. The problem that I have is

Re: When to call TDB.sync

2013-01-23 Thread Andy Seaborne
On 23/01/13 14:50, A. Anil SINACI wrote: Dear Jena users, I need an advice on whether to use transactional TDB or non-transactional one, and if I use non-transactional; when to use TDB.sync. As far as I understand from the tutorials, if I have never call a transaction operation on a dataset