On 2011-04-17, at 19:16, Nathan wrote: > Steve Harris wrote: >> On 2011-04-17, at 17:55, Sandro Hawke wrote: >>> Of course, this is OWL not SPARQL. I don't see any good way to deal >>> with this in SPARQL. I don't really understand how datatype() and >>> such are supposed to work in SPARQL -- are stores really supposed to >>> remember which values came in as xs:int vs xs:integer? >> Yes. > > Out of interest, what practical difference does it make? I'm racking my brains but struggling to think of one, other than perhaps a graph signing / encryption case for ground graphs? Well, one matches { ?x ?y "3"^^xsd:int } and one doesn't. Both match { ?y ?y ?z . FILTER(?z = 3) }. - Steve -- Steve Harris, CTO, Garlik Limited 1-3 Halford Road, Richmond, TW10 6AW, UK +44 20 8439 8203 http://www.garlik.com/ Registered in England and Wales 535 7233 VAT # 849 0517 11 Registered office: Thames House, Portsmouth Road, Esher, Surrey, KT10 9ADReceived on Sunday, 17 April 2011 21:59:04 GMT
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