Tag: virtuoso

发送到virtuoso端点的CONSTRUCT查询与发送给Jena端点的查询之间是否存在差异？

我试图根据以下CONSTRUCT查询推断一些新的三元组： PREFIX rdf: PREFIX dc: PREFIX dcterms: PREFIX gpml: PREFIX wp: PREFIX xsd: CONSTRUCT { ?line rdf:type wp:DirectedInteraction . } WHERE { ?pathway dc:identifier ?wpIdentifier .{ SELECT DISTINCT * WHERE { ?datanode2 dc:identifier ?dn2Identifier . ?datanode2 rdf:type gpml:DataNode . ?datanode2 dcterms:isPartOf ?pathway . ?datanode2 gpml:graphid ?dn2GraphId . ?line gpml:graphref ?dn2GraphId . FILTER (?datanode2 != ?datanode1) […]