2. The method set forth in claim 1 wherein: the containing SQL query further includes a specification of an RDF rule base of RDF rules; the RDF rule base is accessible to the relational database management system; and in the step of obtaining results, the set of RDF triples includes RDF triples that are inferred using RDF rules from the specified RDF rule base.
2. The method set forth in claim 1 wherein: the containing SQL query further includes a specification of an RDF rule base of RDF rules; the RDF rule base is accessible to the relational database management system; and in the step of obtaining results, the set of RDF triples includes RDF triples that are inferred using RDF rules from the specified RDF rule base. 3. The method set forth in claim 2 further comprising the step of: inferring the inferred RDF triples and making them accessible to the relational database management system prior to executing the containing query.