boolean-equiv-true.rq

jena2.5.4推理机系统的一种最基本实现 HP实验室出品

# TRUE = legal boolean values
# $Id: boolean-equiv-TRUE.rq,v 1.9 2007/09/17 17:40:52 andy_seaborne Exp $

PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
SELECT ?one
 WHERE { ?one rdf:value ?oneL .
         FILTER ( ?oneL = TRUE ) }