Basically I have a query (shown below) which works efficiently. However, I want my search to be more precise where the label is the actual string 'yago' rather than containing the string 'yago'. I ...

I'm trying to query dpbedia to get the categories of some wikipedia articles using Jena and ARQ For example: select ?category { dbpedia:ARTICLE_NAME dcterms:subject ?category } Here is an exam...

There is a strange behaviour in the connection of the commandline tools of ARQ, TDB and Named Graphs. If importing data via tdbloader in a named graph it can not be queried via GRAPH clause in a SP...

I am working with a simple Jena dataset, which only has a single ~30 MB RDF file imported. As a part of the application, I am trying to let users query the default graph (or a named graph) and inse...

I am using Jena ARQ to write a SPARQL query against a large ontology being read from Jena TDB in order to find the types associated with concepts based on rdfs label: SELECT DISTINCT ?type WHERE {...

Say if I want to return the result "having fun" of the triple. I don't know how to account for the space in between the words. Below is a query I tried but it didn't work. Let me know if anyone can...