• Facets (new session)
• Description
• Metadata
• Settings
  • Rule: ActivityStreamsMapasEquivalentb3sb3sifpfacetshttp://www.w3.org/2002/07/owl#ldpoffers ontologyoplwebrel-me-authschema-oloskos-transurn:det:rdf:labelurn:rdfs:subclass:subproperty:inference:rulesvirtrdf-eturtle-containersvirtrdf-hashtagvirtrdf-ifpvirtrdf-labelvirtrdf-meta-entity-classvirtrdf-urlNone
    
  • Inverse Functional Properties: Disabled (fastest) Apply to subjects only Apply to objects only Apply to both subjects and objects
  • "Same As": Disabled (fastest) Apply to subjects only Apply to objects only Apply to both subjects and objects (recommended) Apply to subjects, objects and predicates (not recommended on big datasets) Apply to predicates only (special use cases only)

About: Customizing Relational Tables to RDF Graph Mappings using R2RML Scripts in Virtuoso     Goto   Sponge   NotDistinct   Permalink

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In this post, we describe how Virtuoso leverages that semantic richness in R2RML, creating RDF Views over SQL Tables using terms from multiple shared ontologies while also handling the structural disparity that exists in a typical RDBMS schema.