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Re: comment JS-1 clarification

From: Andy Seaborne <andy.seaborne@epimorphics.com>
Date: Wed, 07 Nov 2012 18:04:52 +0000
Message-ID: <509AA2C4.1080906@epimorphics.com>
To: public-rdf-dawg@w3.org
On 07/11/12 17:37, Gregory Williams wrote:
> I was going to send a response to John Snelson regarding his new
> comment about "ORDER BY and literals", but wanted to clarify on the
> list first.
>
> My understanding is that he is confusing "RDF literals with type
> xsd:string" with literals for which DATATYPE() returns xsd:string.
> Admittedly this is a bit confusing with the new DATATYPE()
> definition, but it's the awkward position we're in by basing SPARQL
> on RDF 1.0 but wanting to be foreward looking w.r.t. RDF 1.1, right?

Yes, spot on.

This has not changed from SPARQL 1.0.   The datatype of a simple 
literals is xsd:string (see RDFs rules D-entailment, XSD 1a and 1b).  It 
was that or "error".

	Andy

>
> .greg
>
>
Received on Wednesday, 7 November 2012 18:05:21 GMT

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