q-datatype-3.rq

来自「Jena推理机」· RQ 代码 · 共 11 行

# Whichliterals have xsd:string as a datatype

PREFIX : <http://example/> 
PREFIX  xsd:    <http://www.w3.org/2001/XMLSchema#>

SELECT ?x
{ ?x :p ?v . 
  FILTER( datatype(?v) = xsd:string ) 
}
ORDER BY ?x