PREFIX : PREFIX xsd: SELECT * { ?x :p ?v1 . ?y :q ?v2 . FILTER ( ?v1 != ?v2 ) } ORDER BY ?x ?y
open 源代码
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http://example/x1 xyz http://example/y1
# SPARQL FILTER test by value. # A processor knows about XSD integer # so 1 and 01 pass the filter PREFIX : PREFIX …
PREFIX : PREFIX xsd: SELECT * { ?x1 :p ?v1 . ?x2 :p ?v2 . FILTER ( ?v1 = ?v2 ) }
http://example/x1 xyz http://example/y1
# SPARQL FILTER test by value. # A processor knows about XSD integer # so 1 and 01 are excluded by the filter PREFIX : …