- 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
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 UTC