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Re: datatype test case (value spaces, rdfs:subClassOf)

From: Jos De_Roo <jos.deroo.jd@belgium.agfa.com>
Date: Sat, 23 Nov 2002 17:41:52 +0100
To: "Jeremy Carroll <jjc" <jjc@hplb.hpl.hp.com>
Cc: Brian McBride <bwm@hplb.hpl.hp.com>, Dan Connolly <connolly@w3.org>, RDF Core <w3c-rdfcore-wg@w3.org>, w3c-rdfcore-wg-request@w3.org
Message-ID: <OF8A726BE2.DAE1F6F5-ONC1256C7A.0059FBF9-C1256C7A.005BCD37@agfa.be>


[...]

> Moreover we see that
>
> xsd:int rdfs:subClassOf xsd:double .
>
> but not
>
> xsd:int rdfs:subClassOf xsd:float .
>
> by similar reading of the recommendation.
>
> (I am sorry Brian, I know you hate this. I tend to side with Dan in
> principle, but also wonder about why we should want to do this.
> I am not sure anyone would implement this).

right, for

  :aaa :bbb "2147483648"^^xsd:int .
=>
  :aaa :bbb "2147483648"^^xsd:float .

we actually are getting a
** Value was either too large or too small for an Int32.

so besides those possible xsd-rules
we think that builtin datatype handling
such as comparing values is also needed

-- ,
Jos De Roo, AGFA http://www.agfa.com/w3c/jdroo/
Received on Saturday, 23 November 2002 11:43:37 EST

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