- From: Patrick Stickler <patrick.stickler@nokia.com>
- Date: Sun, 07 Apr 2002 19:17:53 +0300
- To: ext Graham Klyne <Graham.Klyne@mimesweeper.com>
- CC: RDF Core <w3c-rdfcore-wg@w3.org>
I'll pass your suggestion on to Garret. Patrick On 2002-04-06 10:14, "ext Graham Klyne" <Graham.Klyne@MIMEsweeper.com> wrote: > This note is less about the merits of the particular case raised than a > general comment about W3C process. I'm hoping some W3T folks who follow > this can clarify process matters. > > It seems to me that however much we define, there will always be more good > ideas. > > If this were the IETF (which is open to submissions from anyone), I'd say > to Garrett (or to you, Patrick): write up your proposal as a draft in the > general form of an extension to the RDF standard documents (using the same > notation conventions, document layout, etc.) and request publication as a > draft. If the case made was *really* compelling, the WG might then choose > to adopt it into the current revision of specification. More likely, if > the case is moderately compelling then the idea may be adopted as a future > enhancement to the specification. Anyway, a published specification in the > right general format provides a "highest point of departure" for future > work on the topic covered. Having an implementation would enhance the > specification's credibility. > > W3C has a process for submission of NOTESs, but (a) it is fairly > heavyweight, and (b) AFAIK it is only available to W3C members and > team. But that seems to be the nearest equivalent. (Alternatively, I > suppose such an individual might write up such a proposal, publish it on > their own web site, and post a link to the appropriate www-*-comments list, > but it seems that such proposals are more likely to be overlooked. Maybe > allow some related-submissions links fromn the WG home page?) > > Anyway, returning to the particular point raised: there is no reason that > the suggested rdfs:containerRange could not be specified (apart from the > namespace) separately, used privately and also submitted for consideration > by the present/future working group. If the proposal is subsequently > adopted into the rdfs: namespace then the early implementers have a > URI-mapping problem - I see no way to avoid that. > > #g > -- > > At 06:31 AM 4/5/02 +0300, Patrick Stickler wrote: >> On 2002-04-04 22:51, "ext Graham Klyne" <Graham.Klyne@MIMEsweeper.com> >> wrote: >> >>> At 06:02 PM 4/4/02 +0100, Brian McBride wrote: >>>> RDF Schema Issues >>>> >>>> * rdfs-constraining-containers: Should it be possible to constrain >>>> the members of a container to be of a given type? >>> >>> I have a vague recollection we'd decided to defer this one?? (i.e. that >>> RDFS 1.0 would provide no such capability.) >> >> I just recieved email from an implementor, Garret Wilson at Global Mentor, >> that this is sorely needed for what they are doing. >> >> I encouraged him to post a summary of the issue to RDF comments. >> >> My present take on this is that we need an additional constraint >> property that applies to containers, such as rdfs:containerRange >> which would be used in conjunction with rdfs:range. >> >> We can't simply extend the semantics of rdfs:range to collections >> because one may wish to say that a property must take a collection, >> not just a single value, and thus, rdfs:range breaks. What is >> needed is an additional constraint mechanism, such as something >> like rdfs:collectionRange which would apply to the members of >> a collection. One would then specify e.g. that the property's >> rdfs:range would be rdf:Bag and the rdfs:collectionRange would >> be xsd:string, etc. >> >> If the rdfs:range is xsd:string, then a value of rdf:Bag is in >> fact a range violation since an instance of rdf:Bag is not >> an instance of xsd:string. >> >> Eh? >> >> Patrick >> >> -- >> >> Patrick Stickler Phone: +358 50 483 9453 >> Senior Research Scientist Fax: +358 7180 35409 >> Nokia Research Center Email: patrick.stickler@nokia.com > > ------------------- > Graham Klyne > <GK@NineByNine.org> > > -- Patrick Stickler Phone: +358 50 483 9453 Senior Research Scientist Fax: +358 7180 35409 Nokia Research Center Email: patrick.stickler@nokia.com
Received on Sunday, 7 April 2002 12:15:14 UTC