Function: DB.DBA.RDF_LOAD_RDFXML - Virtuoso Functions Guide

DB.DBA.RDF_LOAD_RDFXML

Parses the content of RDF/XML text as a sequence of separate RDF triples.

DB.DBA.RDF_LOAD_RDFXML (in rdfxml_text varchar, in omt_top_rdf varchar, in graph_uri varchar);

Description

Parses the content of RDF/XML text as a sequence of separate RDF triples.

Parameters

rdfxml_text – text of XML document

omt_top_rdf – base IRI to resolve relative IRIs

graph_uri – the IRI of destination graph

Return Types

The return value is not specified and may be changed in future versions.

Examples

Load from local file:

SQL>sparql drop graph <http://www.biopax.org/prototype#sample-closure>;
Done. -- 2 msec.
SQL>DB.DBA.RDF_LOAD_RDFXML (file_to_string ('MatInf-for-Alan/Reactome_109581.owl'), '', 'http://www.biopax.org/prototype#sample');
Done. -- 106 msec.

Load from URI:

SQL> DB.DBA.RDF_LOAD_RDFXML (http_get('http://lod.taxonconcept.org/ontology/txn.owl'), '', 'http://lod.taxonconcept.org/ontology/txn.owl#');
Done. -- 109 msec.

-- Check total triples retrieved: 
SQL>SPARQL 
SELECT COUNT(*)  
from <http://lod.taxonconcept.org/ontology/txn.owl#>
WHERE {?s ?p ?o};
callret-0
INTEGER
_______________________________________________________________________________

495

1 Rows. -- 16 msec.

22. Virtuoso Functions Guide - DB.DBA.RDF_LOAD_RDFXML

DB.DBA.RDF_LOAD_RDFXML