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[closed]: S&AS comments (inc. datatypes)

From: Dan Connolly <connolly@w3.org>
Date: 02 Jul 2003 12:46:42 -0500
To: "Jeff Z. Pan" <pan@cs.man.ac.uk>
Cc: "Peter F. Patel-Schneider" <pfps@research.bell-labs.com>, public-webont-comments@w3.org
Message-Id: <1057168002.24287.2431.camel@dirk.dm93.org>

On Wed, 2003-06-25 at 02:39, Jeff Z. Pan wrote:
> Peter,
> 
> Thank you for your reply.
[...]
> For the purposes of formal process, I find your response is satisfactory.

Great. In preparation for tomorrow's telcon,
I'm formally closing this thread.

>  I
> would, however, be interested in continuing this discussion, which we might
> perhaps move to the RDF-logic mailing list?

That seems like a good idea.

> Regards,
> Jeff
> --
> Jeff Z. Pan  ( http://DL-Web.man.ac.uk/ )
> Computer Science Dept., The University of Manchester
> 
> 
> 
> 
> > > I am not sure about this. Usually a URI reference of this form
> > > http://any.domainname/anyxsdfile.xsd#sss will be understood to denote a
> > > user-defined XML Schema datatype named sss.  Even though it is not a
> > > standard way in XML Schema, there is no harm adding that in OWL
> > (implicitly
> > > require that the datatype sss be derived from one of the built-in OWL
> > > datatypes). Or do we want to support more datatypes than XML Schema
> > > datatypes, so we don't like the file extension xsd?
> >
> > Unfortunately, this would be a non-standard access mechanism.  The OWL
> > specifications should not depend on this mechanism.  Also, consider what
> > would happen if the XSD file had both a top-level datatype and a top-level
> > attribute with this name.
> >
> > > It is good to have more than the built-in datatypes. However, it is not
> > > clear to me how this "private understand" approach works.
> > >
> > > [1] http://www-db.research.bell-labs.com/user/pfps/owl/semantics/
> >
> > One possibility would be to use the above non-standard mechanism for
> > user-defined XML Schema datatypes.  Communities could have a private
> > understanding to treat URI references into XML Schema documents in this
> > manner.
-- 
Dan Connolly, W3C http://www.w3.org/People/Connolly/
Received on Wednesday, 2 July 2003 13:47:52 GMT

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