"Meta Schema language for constructing RDF based Linked Data Views (or Semantic Covers) over SQL, XML, SOA, and REST data sources." . . "Meta Schema language" . "Virtuoso Meta Schema Language enables construction of RDF-based Linked Data Views (or Semantic Covers) over SQL, XML, SOA, and REST data sources." . . . . . . . . . . . . "Meta Schema Language" . . . . . . "Meta Schema Language"@en . "Meta Schema language" .