Hi Oliver, I have been able to recreate this geometry deletion issue in-house against the latest develop//7 build and reported to development to fix ...
Best Regards Hugh Williams Professional Services OpenLink Software, Inc. // http://www.openlinksw.com/ Weblog -- http://www.openlinksw.com/blogs/ LinkedIn -- http://www.linkedin.com/company/openlink-software/ Twitter -- http://twitter.com/OpenLink Google+ -- http://plus.google.com/100570109519069333827/ Facebook -- http://www.facebook.com/OpenLinkSoftware Universal Data Access, Integration, and Management Technology Providers > On 22 Oct 2014, at 17:14, Olivier Dalang <olivier.dal...@gmail.com> wrote: > > Hi again ! > > I've got another problem : I can't delete my triples ! > > (note : I'm using Virtuoso Version 7.1.1-dev.3211-pthreads ) > > This works (creates and then delete the triple) : > > INSERT INTO GRAPH <http://mygraph/ <http://mygraph/>> { > <http://mygraph/#myitem <http://mygraph/#myitem>> > <http://www.w3.org/2000/01/rdf-schema#label > <http://www.w3.org/2000/01/rdf-schema#label>> "Blabla" . > } > > DELETE FROM GRAPH <http://mygraph/ <http://mygraph/>> { > <http://mygraph/#myitem <http://mygraph/#myitem> > > <http://www.w3.org/2000/01/rdf-schema#label > <http://www.w3.org/2000/01/rdf-schema#label>> "Blabla" . > } > But this doesn't work (the triple is created, but not deleted, with no error) > : > > INSERT INTO GRAPH <http://mygraph/ <http://mygraph/>> { > <http://mygraph/#austrian_lot_source_1 > <http://mygraph/#austrian_lot_source_1>> > <http://www.opengis.net/ont/geosparql#geometry > <http://www.opengis.net/ont/geosparql#geometry>> "MULTIPOLYGON(((0.0 0.0,1.0 > 0.0,1.0 1.0,0.0 1.0,0.0 > 0.0)))"^^<http://www.openlinksw.com/schemas/virtrdf#Geometry > <http://www.openlinksw.com/schemas/virtrdf#Geometry>> . > } > > DELETE FROM GRAPH <http://mygraph/ <http://mygraph/>> { > <http://mygraph/#austrian_lot_source_1 > <http://mygraph/#austrian_lot_source_1>> > <http://www.opengis.net/ont/geosparql#geometry > <http://www.opengis.net/ont/geosparql#geometry>> "MULTIPOLYGON(((0.0 0.0,1.0 > 0.0,1.0 1.0,0.0 1.0,0.0 > 0.0)))"^^<http://www.openlinksw.com/schemas/virtrdf#Geometry > <http://www.openlinksw.com/schemas/virtrdf#Geometry>> . > } > When selecting the triple, it seems some 0 have been appended to the WKT > text. If I try to use that exact same WKT literal to delete the triple, it > still doesn't delete the triple : > > DELETE FROM GRAPH <http://mygraph/ <http://mygraph/>> { > <http://mygraph/#austrian_lot_source_1 > <http://mygraph/#austrian_lot_source_1>> > <http://www.opengis.net/ont/geosparql#geometry > <http://www.opengis.net/ont/geosparql#geometry>> "MULTIPOLYGON(((0.000000 > 0.000000,1.000000 0.000000,1.000000 1.000000,0.000000 1.000000,0.000000 > 0.000000)))"^^<http://www.openlinksw.com/schemas/virtrdf#Geometry > <http://www.openlinksw.com/schemas/virtrdf#Geometry>> . > } > In short, I don't know how to delete a particular triple of type > <http://www.openlinksw.com/schemas/virtrdf#Geometry > <http://www.openlinksw.com/schemas/virtrdf#Geometry>>... Is there something > I'm missing ? Or did I hit a bug ? > > And just in case someone cares, I've been able to update the spatial index > using DB.DBA.RDF_GEO_ADD more or less as explained here : > http://docs.openlinksw.com/virtuoso/rdfsparqlgeospat.html#rdfsparqlgeospatcrg > <http://docs.openlinksw.com/virtuoso/rdfsparqlgeospat.html#rdfsparqlgeospatcrg> > (16.15.1) > > Thanks a lot for your help ! > > > Olivier Dalang > --- > Digital Humanities Lab (DHLAB) - http://dhlab.epfl.ch <http://dhlab.epfl.ch/> > EPFL CDH DHLAB / CM 2 271 > Station 10 / CH-1015 Lausanne > Tel. +41 21 693 02 46 <tel:%2B41%2021%20693%2002%2046> > > ------------------------------------------------------------------------------ > _______________________________________________ > Virtuoso-users mailing list > Virtuoso-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/virtuoso-users
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