Answer by AndyS
(can't read the question - please reformat) That isn't null; it's a table of no solution rows. Depending on how you asked the question in Jena, maybe no inference, or insufficient inference, was being...
View ArticleAnswer by cygri
That query doesn't look correct. Namespace declarations are missing (“PREFIX :rdfs <http://…>”) and there seem to be some extra colons (“:”) that shouldn't be there. As AndyS said, perhaps the...
View ArticleAnswer by Khánh Linh
@cygri: I mean, this time I removed it and did all what you said but It still returns null, I think it's clear and no more to discuss about the colons (In fact, I typed the query manually not copy from...
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