... That means that the name you are using is not a valid name under the XML rules for RDF. Specifically, [9:33] means that the problem occurs on line 9,...
... $B!u(B ... XML ... Yes, I know this. But I just wonder why '$B$*$b$A$c!u%[%S!<(B' not accepted. You told me that it will accept the japanese class ...
... Hmm, I'm afraid this reaches the limit of my competence. Jeremy is our expert on XML parsing and internationalisation. He has been travelling this week,...
This is another example part of my rdf document: <pgterms:etext rdf:ID="etext14299"> <dc:publisher>&pg;</dc:publisher> <dc:title rdf:parseType="Literal">Native...
Hi, Ian, ... Thank you very much. Very appreciated to your kindness. I can wait. Anyway , I can query/retrieve data currently, and check some other things. ...
Hi all, I would like to know the difference between XSB (Deductive Database System) and the Jena reasoners like RDFSRuleReasoner and OWLReasoner ? Both ...
... What exactly is the error? Is prefix dcterms defined in USING? As <http://purl.org/dc/terms/> ? ... If you're expecting dcterms:LCSH and dcterms:LCC to be...
Effectively the previous error was my fault. I'm trying to use this query on the same data set of previous message: SELECT ?etext,?soggetto WHERE (?etext...
... I resolved my trouble! The right query is: SELECT ?etext,?soggetto WHERE (?etext dc:subject ?bag) (?bag rdf:type rdf:Bag) (?bag ?x ?y) (?y rdf:value...
... ^^^^^^^^ wrong prefix? You don't need the AND clause anyway because you have (?y rdf:value ?soggetto) which rules out the (?y rdf:type ...) Andy...
... You are right! The AND close was useless. Now I'm using this and it works fine: SELECT ?etext,?soggetto WHERE (?etext dc:subject ?bag) (?bag rdf:type...
... Yes, both " and ' are used as literal delimiters (too many people expected that so I dropped the '-only convention). The delimiters were interchangeable,...
... Correct. In backward rules the engine uses prolog-style conventions of top-to-bottom, left-to-right maching but that is not part of the semantics just the...
... Why don't you just create a bunch of patterns to explicitly match the reification quad :-) ... Well you have two options here. First, you can use the...
... The backward chaining rule engine within Jena is based on a simplified version of the same algorithm used in XSB. Jena rules do not support negation which...
Hi, I need to find object in a triple RDF (subject, predicate, object) where subjects are individuals, and object are classes. I wrote this source which i have...
... Hi Summary: - problem analysis - work around #1, delete half-width ampersand (my current preference) - work around #2 use rdf:about rather than rdf:ID...
I have a query I've executed which comes back correctly with three answers. I then try to add statements to my where clause to match the entire model, and I...
... executes ... What's the query (before and after)? What's the query language? If your additional patterns are independent (not variables shared) of the...
We are using RDQL We have a hiearchical tree with parents and children. Originally, I only included the parents up to the root in the query first query. The...
... The various calls Model.listStatements and Resource.listProperties will return Statement objects, use Statement.getObject to get the object value. ... You...
Hi, We have come across something a bit odd: it seems that rdf:parseType=Literal is interfering with the xml:lang attribute.. Here is my model: <?xml...
... See http://www.w3.org/TR/rdf-concepts/#section-literals Basically only plain literals are allowed an xml:lang tag, XMLLiterals count as typed literals and...
... Not within the language - you'd have to supress duplicates withinyour application. Without seeing the query, it is hard to be precise but as a general...
I'm using RDQL and have a query like the following: SELECT X1 WHERE ( ?x1, file:hasType, file:TypeA ), ( ?x1, file:hasParent>, ?x2 ), ( ?x2, file:hasType>,...
... == is integer equality in RDQL (RDQL predates RDf datatying). You want string equality - eq. Replacing the ?x1/?x2 with the value of FullURI.. is better...
... You don't want to do that. rdf:parseType="Collection" is a syntactic characteristic of the XML serialisation of RDF. It is not part of the semantic model....
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