- From: Peter F. Patel-Schneider <pfps@research.bell-labs.com>
- Date: Wed, 23 Apr 2003 08:59:54 -0400 (EDT)
- To: connolly@w3.org
- Cc: www-webont-wg@w3.org
From: Dan Connolly <connolly@w3.org> Subject: Re: Proposed reply to http://lists.w3.org/Archives/Public/public-webont-comments/2003Apr/0029.html Date: 14 Apr 2003 21:23:04 -0500 > On Mon, 2003-04-14 at 12:30, Peter F. Patel-Schneider wrote: > > I propose the following reply and changes to partly address > > http://lists.w3.org/Archives/Public/public-webont-comments/2003Apr/0029.html > > from Jeff Pan. > > At least one part of it seems wrong to me; I'm not insprired > with replacement text just now, but... > > > As stated in the response, final resolution awaits the > > final version of RDF datatyping, which is not yet in a form that is usable > > in OWL. > > > > peter > > > > > > Again, thank you for your comments. In this message I propose some > > editorial and tyopgraphical changes that I think might help to address > > some of them. The remainder will be handled later, as indicated in the message. > > > > > 1. Section 2 > > > > > > Section 2 claims that OWL uses some of the facilities of XML Schema, and some > > > built-in XML Schema datatypes can be used in OWL. It is not clear, however, > > > whether the derived datatypes based on the above supported XML Schema datatypes > > > can be used in OWL or not. Reasons for why they can (or can't) be used in OWL are > > > expected to be explained in section 2 as well. > > > > Yes, this is not currently clear. I propose to make the following > > editorial addtion to the paragraph in Section 2 that talks about the usable > > XML Schema datatypes: > > > > Because there is no reliable way to go from a URI reference to an > > XML Schema datatype in an XML Schema, > > I can think of several reliable mechanisms. The issue is > endorsement/standardization, not existence. > > > user-defined XML Schema > > datatypes cannot be used in OWL. > > I think they can be used; we don't guarantee that they'll > work, but we don't/shouldn't specify that they cannot work either. > > I'll try to think of better words presently. > > [...] I propose Because there is no standard way to go from a URI reference to an XML Schema datatype in an XML Schema, there is no standard way to use user-defined XML Schema in OWL. peter
Received on Wednesday, 23 April 2003 09:00:10 UTC