开发者_JAVA技巧I\'m trying to use the IN and NOT IN statements (that were if I understand correctly, introduced in SPARQL 1.1) on the python implementation of SPARQL (now in rdfextras) but it seems th
I\'m new to SPARQL and I\'m trying to select two or more data properties f开发者_如何学Pythonrom entity.
I am trying to 开发者_JAVA百科get the value of property genre in the following dbpedia link using sparql in jena http://dbpedia.org/page/Black_Sabbath
package tutorial; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException;
i am attempting to use the following query: QUERY=\"PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> \\n\" +
i am getting the 开发者_开发知识库 results of a query as sodium^^http://www.w3.org/2001/xmlschema/string
It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical andcannot be reasonably answered in its current form. For help clari
QUERY=\" PREFIX table: <http://www.daml.org/2003/01/periodictable/PeriodicTable#> \\n\"+ \"SELECT ?name ?symbol ?weight ?number \\n\"+
How can I select random sample from DBpedia using the sparql endpoint? This query SELECT ?s WHERE { ?s ?p ?o . FILTER ( 1 > bif:rnd (10, ?s, ?p, ?o) ) } LIMIT 10
I am developing an application that queries PeriodicTable ontology. Is 开发者_如何学Gothere some other ontology similar to this that can be queried with it? Basically, I am in search of ontology that
加载中,请稍侯......