aww fuck my life I never thought about that! Well at least I hope this thread will be useful to others with the same problem in the future... Seems to work smoothly, thank you so much for the help.
Sent: Monday, November 12, 2018 at 10:30 AM From: "Andy Seaborne" <[email protected]> To: [email protected] Subject: Re: DatasetTDB2 with separate namedGraphs Work for me in jena 3.9.0 sparql --desc assem.ttl 'ASK{}' => Yes and two DBs created. tdbquery is the wrong command - you not executing a query over a TDB dataset but over a general dataset, which happens to contain graphs from TDB - they could be from anything - or a mix. Andy On 12/11/2018 08:58, Laura Morales wrote: > OK maybe this is something interesting. This is my assembler file: > > ============================================================ > PREFIX : <http://example.org/> > PREFIX fuseki: > <http://jena.apache.org/fuseki#[http://jena.apache.org/fuseki#]> > PREFIX ja: > <http://jena.hpl.hp.com/2005/11/Assembler#[http://jena.hpl.hp.com/2005/11/Assembler#]> > PREFIX rdf: > <http://www.w3.org/1999/02/22-rdf-syntax-ns#[http://www.w3.org/1999/02/22-rdf-syntax-ns#]> > PREFIX rdfs: > <http://www.w3.org/2000/01/rdf-schema#[http://www.w3.org/2000/01/rdf-schema#]> > PREFIX tdb: > <http://jena.hpl.hp.com/2008/tdb#[http://jena.hpl.hp.com/2008/tdb#]> > PREFIX tdb2: > <http://jena.apache.org/2016/tdb#[http://jena.apache.org/2016/tdb#]> > PREFIX text: <http://jena.apache.org/text#[http://jena.apache.org/text#]> > > <#dataset> rdf:type ja:RDFDataset ; > ja:namedGraph > [ ja:graphName :g1 ; > ja:graph :graph1 ] ; > ja:namedGraph > [ ja:graphName :g2 ; > ja:graph :graph2 ] ; > . > > :graph1 a tdb:GraphTDB ; > tdb:location "g1"; > . > > :graph2 a tdb:GraphTDB ; > tdb:location "g2" ; > . > ============================================================ > > With jena v3.9.0 I can *not* get this to work, when I run a query I see this > error: > > org.apache.jena.sparql.ARQException: No such type: > <http://jena.hpl.hp.com/2008/tdb#DatasetTDB[http://jena.hpl.hp.com/2008/tdb#DatasetTDB]> > at > org.apache.jena.sparql.core.assembler.AssemblerUtils.build(AssemblerUtils.java:122) > at tdb.cmdline.ModTDBDataset.createDataset(ModTDBDataset.java:85) > at arq.cmdline.ModDataset.getDataset(ModDataset.java:36) > at arq.query.getDataset(query.java:176) > at arq.query.queryExec(query.java:213) > at arq.query.exec(query.java:153) > at jena.cmd.CmdMain.mainMethod(CmdMain.java:93) > at jena.cmd.CmdMain.mainRun(CmdMain.java:58) > at jena.cmd.CmdMain.mainRun(CmdMain.java:45) > at tdb.tdbquery.main(tdbquery.java:33) > > HOWEVER: this does seem to work with jena v3.0.0. If I execute this query > > tdbquery --tdb config.ttl --query <(echo "select * where { graph > <http://example.org/g2[http://example.org/g2]> {?s ?p ?o} } offset 1 limit 1") > > I do see results as expected (from graph2). On the other hand this query > > tdbquery --tdb config.ttl --query <(echo "select * from > <http://example.org/g2[http://example.org/g2]> where {?s ?p ?o} offset 1 > limit 1") > > doesn't throw any errors but it returns zero results, which looks strange to > me as I would expect it to return the same results of the previous query. > > So is this some regression with jena v3.9.0? Or is it jena v3.0.0 that seems > to work but shouldn't work instead? > > > > > > > > > > > > Sent: Monday, November 12, 2018 at 8:25 AM > From: "Laura Morales" <[email protected]> > To: [email protected] > Cc: [email protected] > Subject: Re: DatasetTDB2 with separate namedGraphs > Andy: is this possible? > > > > Sent: Sunday, November 11, 2018 at 4:32 PM > From: ajs6f <[email protected]> > To: [email protected] > Subject: Re: DatasetTDB2 with separate namedGraphs > Andy can comment further, but I'm not sure that's possible. Is there some > reason you don't just copy the graphs into one database? > > In any event, what you have written down now as assembler RDF shows a > tdb2:GraphTDB2 being declared with a tdb2:location and no name. I don't think > that's correct. Here is an example that might be more on point: > > https://github.com/apache/jena/blob/master/jena-db/jena-tdb2/testing/Assembler/tdb-named-graph-2.ttl[https://github.com/apache/jena/blob/master/jena-db/jena-tdb2/testing/Assembler/tdb-named-graph-2.ttl] > > ajs6f > >> On Nov 11, 2018, at 10:23 AM, Laura Morales <[email protected]> wrote: >> >> More or less, yes. >> I want 2 separate TDB2 databases, each one containing 1 graph. And I want a >> dataset that is defined by using those graphs from the separate databases. >> So, the dataset should have a graph called Graph1 located at ~/graph1 and >> another graph called Graph2 located at ~/graph2. >> Then I'd like to query it like this: SELECT * FROM Graph1... >> >> >> >> Sent: Sunday, November 11, 2018 at 3:54 PM >> From: ajs6f <[email protected]> >> To: [email protected] >> Subject: Re: DatasetTDB2 with separate namedGraphs >> I'm not quite sure what you're trying to do here-- are you trying to extract >> one named graph from one TDB2 database, another named graph from another >> TDB2 database, and present them via Fuseki as a single dataset? >> >> ajs6f >> >>> On Nov 11, 2018, at 9:49 AM, Laura Morales <[email protected]> wrote: >>> >>> Can somebody please help me with configuring an assembler file for >>> DatasetTDB2 with multiple namedGraphs in separate files? I have this >>> configuration but it doesn't work >>> >>> ====================================================================== >>> PREFIX fuseki: >>> <http://jena.apache.org/fuseki#[http://jena.apache.org/fuseki#][http://jena.apache.org/fuseki#[http://jena.apache.org/fuseki#]][http://jena.apache.org/fuseki#[http://jena.apache.org/fuseki#][http://jena.apache.org/fuseki#[http://jena.apache.org/fuseki#]]]> >>> PREFIX ja: >>> <http://jena.hpl.hp.com/2005/11/Assembler#[http://jena.hpl.hp.com/2005/11/Assembler#][http://jena.hpl.hp.com/2005/11/Assembler#[http://jena.hpl.hp.com/2005/11/Assembler#]][http://jena.hpl.hp.com/2005/11/Assembler#[http://jena.hpl.hp.com/2005/11/Assembler#][http://jena.hpl.hp.com/2005/11/Assembler#[http://jena.hpl.hp.com/2005/11/Assembler#]]][http://jena.hpl.hp.com/2005/11/Assembler#[http://jena.hpl.hp.com/2005/11/Assembler#][http://jena.hpl.hp.com/2005/11/Assembler#[http://jena.hpl.hp.com/2005/11/Assembler#]][http://jena.hpl.hp.com/2005/11/Assembler#[http://jena.hpl.hp.com/2005/11/Assembler#][http://jena.hpl.hp.com/2005/11/Assembler#[http://jena.hpl.hp.com/2005/11/Assembler#]]]]> >>> PREFIX rdf: >>> <http://www.w3.org/1999/02/22-rdf-syntax-ns#[http://www.w3.org/1999/02/22-rdf-syntax-ns#][http://www.w3.org/1999/02/22-rdf-syntax-ns#[http://www.w3.org/1999/02/22-rdf-syntax-ns#]][http://www.w3.org/1999/02/22-rdf-syntax-ns#[http://www.w3.org/1999/02/22-rdf-syntax-ns#][http://www.w3.org/1999/02/22-rdf-syntax-ns#[http://www.w3.org/1999/02/22-rdf-syntax-ns#]]][http://www.w3.org/1999/02/22-rdf-syntax-ns#[http://www.w3.org/1999/02/22-rdf-syntax-ns#][http://www.w3.org/1999/02/22-rdf-syntax-ns#[http://www.w3.org/1999/02/22-rdf-syntax-ns#]][http://www.w3.org/1999/02/22-rdf-syntax-ns#[http://www.w3.org/1999/02/22-rdf-syntax-ns#][http://www.w3.org/1999/02/22-rdf-syntax-ns#[http://www.w3.org/1999/02/22-rdf-syntax-ns#]]]]> >>> PREFIX rdfs: >>> <http://www.w3.org/2000/01/rdf-schema#[http://www.w3.org/2000/01/rdf-schema#][http://www.w3.org/2000/01/rdf-schema#[http://www.w3.org/2000/01/rdf-schema#]][http://www.w3.org/2000/01/rdf-schema#[http://www.w3.org/2000/01/rdf-schema#][http://www.w3.org/2000/01/rdf-schema#[http://www.w3.org/2000/01/rdf-schema#]]][http://www.w3.org/2000/01/rdf-schema#[http://www.w3.org/2000/01/rdf-schema#][http://www.w3.org/2000/01/rdf-schema#[http://www.w3.org/2000/01/rdf-schema#]][http://www.w3.org/2000/01/rdf-schema#[http://www.w3.org/2000/01/rdf-schema#][http://www.w3.org/2000/01/rdf-schema#[http://www.w3.org/2000/01/rdf-schema#]]]]> >>> PREFIX tdb: >>> <http://jena.hpl.hp.com/2008/tdb#[http://jena.hpl.hp.com/2008/tdb#][http://jena.hpl.hp.com/2008/tdb#[http://jena.hpl.hp.com/2008/tdb#]][http://jena.hpl.hp.com/2008/tdb#[http://jena.hpl.hp.com/2008/tdb#][http://jena.hpl.hp.com/2008/tdb#[http://jena.hpl.hp.com/2008/tdb#]]][http://jena.hpl.hp.com/2008/tdb#[http://jena.hpl.hp.com/2008/tdb#][http://jena.hpl.hp.com/2008/tdb#[http://jena.hpl.hp.com/2008/tdb#]][http://jena.hpl.hp.com/2008/tdb#[http://jena.hpl.hp.com/2008/tdb#][http://jena.hpl.hp.com/2008/tdb#[http://jena.hpl.hp.com/2008/tdb#]]]]> >>> PREFIX tdb2: >>> <http://jena.apache.org/2016/tdb#[http://jena.apache.org/2016/tdb#][http://jena.apache.org/2016/tdb#[http://jena.apache.org/2016/tdb#]][http://jena.apache.org/2016/tdb#[http://jena.apache.org/2016/tdb#][http://jena.apache.org/2016/tdb#[http://jena.apache.org/2016/tdb#]]][http://jena.apache.org/2016/tdb#[http://jena.apache.org/2016/tdb#][http://jena.apache.org/2016/tdb#[http://jena.apache.org/2016/tdb#]][http://jena.apache.org/2016/tdb#[http://jena.apache.org/2016/tdb#][http://jena.apache.org/2016/tdb#[http://jena.apache.org/2016/tdb#]]]]> >>> PREFIX text: >>> <http://jena.apache.org/text#[http://jena.apache.org/text#][http://jena.apache.org/text#[http://jena.apache.org/text#]][http://jena.apache.org/text#[http://jena.apache.org/text#][http://jena.apache.org/text#[http://jena.apache.org/text#]]][http://jena.apache.org/text#[http://jena.apache.org/text#][http://jena.apache.org/text#[http://jena.apache.org/text#]][http://jena.apache.org/text#[http://jena.apache.org/text#][http://jena.apache.org/text#[http://jena.apache.org/text#]]]]> >>> >>> :dataset a ja:RDFDataset . >>> >>> :dataset ja:namedGraph >>> [ >>> ja:graphName >>> <http://example.org/graph1[http://example.org/graph1][http://example.org/graph1[http://example.org/graph1]][http://example.org/graph1[http://example.org/graph1][http://example.org/graph1[http://example.org/graph1]]][http://example.org/graph1[http://example.org/graph1][http://example.org/graph1[http://example.org/graph1]][http://example.org/graph1[http://example.org/graph1][http://example.org/graph1[http://example.org/graph1]]]]> >>> ; >>> ja:graph >>> [ >>> a tdb2:GraphTDB2 ; >>> tdb2:location "/path/to/dataset1/" ; >>> ] >>> ] . >>> >>> :dataset ja:namedGraph >>> [ >>> ja:graphName >>> <http://example.org/graph2[http://example.org/graph2][http://example.org/graph2[http://example.org/graph2]][http://example.org/graph2[http://example.org/graph2][http://example.org/graph2[http://example.org/graph2]]][http://example.org/graph2[http://example.org/graph2][http://example.org/graph2[http://example.org/graph2]][http://example.org/graph2[http://example.org/graph2][http://example.org/graph2[http://example.org/graph2]]]]> >>> ; >>> ja:graph >>> [ >>> a tdb2:GraphTDB2 ; >>> tdb2:location "/path/to/dataset2/" ; >>> ] >>> ] . >>> ====================================================================== >>> >>> I get this error when I try to query it: >>> >>> org.apache.jena.sparql.ARQException: No such type: >>> <http://jena.apache.org/2016/tdb#DatasetTDB2[http://jena.apache.org/2016/tdb#DatasetTDB2][http://jena.apache.org/2016/tdb#DatasetTDB2[http://jena.apache.org/2016/tdb#DatasetTDB2]][http://jena.apache.org/2016/tdb#DatasetTDB2[http://jena.apache.org/2016/tdb#DatasetTDB2][http://jena.apache.org/2016/tdb#DatasetTDB2[http://jena.apache.org/2016/tdb#DatasetTDB2]]][http://jena.apache.org/2016/tdb#DatasetTDB2[http://jena.apache.org/2016/tdb#DatasetTDB2][http://jena.apache.org/2016/tdb#DatasetTDB2[http://jena.apache.org/2016/tdb#DatasetTDB2]][http://jena.apache.org/2016/tdb#DatasetTDB2[http://jena.apache.org/2016/tdb#DatasetTDB2][http://jena.apache.org/2016/tdb#DatasetTDB2[http://jena.apache.org/2016/tdb#DatasetTDB2]]]]> >>> at >>> org.apache.jena.sparql.core.assembler.AssemblerUtils.build(AssemblerUtils.java:122) >>> at tdb2.cmdline.ModTDBDataset.createDataset(ModTDBDataset.java:82) >>> at arq.cmdline.ModDataset.getDataset(ModDataset.java:36) >>> at arq.query.getDataset(query.java:176) >>> at arq.query.queryExec(query.java:213) >>> at arq.query.exec(query.java:153) >>> at jena.cmd.CmdMain.mainMethod(CmdMain.java:93) >>> at jena.cmd.CmdMain.mainRun(CmdMain.java:58) >>> at jena.cmd.CmdMain.mainRun(CmdMain.java:45) >>> at tdb2.tdbquery.main(tdbquery.java:30) >> > >
