W3C home > Mailing lists > Public > xml-uri@w3.org > May 2000

Re: Toward the self-describing web [was: Irony heaped on irony]

From: John Cowan <jcowan@reutershealth.com>
Date: Fri, 19 May 2000 11:58:45 -0400
Message-ID: <392564B5.67ADF69@reutershealth.com>
To: Matt Sergeant <matt@sergeant.org>, "xml-uri@w3.org" <xml-uri@w3.org>
Matt Sergeant wrote:

> No. Namespaces are names. Unique identifiers. Nothing more, nothing
> less. They don't need to be resolved in any way shape or form. How are you
> going to resolve this valid namespace uri:
>         xmlns:ms="mailto:matt@sergeant.org?subject=XPathScript"

Red herring.  No one is calling for any change to this URI, since it is
already absolute.  Indeed, no "mailto:" URI can ever be anything but

> > but what really makes it powerful and useful is that it makes the
> > web of XML documents self-describing: whenever you get a document,
> > you should be able to use the namespace identifiers to figure
> > out what the author of the document meant by the vocabulary
> > of tags and attributes used in the document.
> I completely disagree. The description or specification for the XML could
> be available at the namespace, but in no way should the spec mandate that.

"Use...to figure out" is not a synonym for "directly dereference".
I can "figure out" that the address "1600 Pennsylvania Ave, Washington DC USA"
refers to the U.S. White House without actually having to send
snail mail there.


Schlingt dreifach einen Kreis um dies! || John Cowan <jcowan@reutershealth.com>
Schliesst euer Aug vor heiliger Schau,  || http://www.reutershealth.com
Denn er genoss vom Honig-Tau,           || http://www.ccil.org/~cowan
Und trank die Milch vom Paradies.            -- Coleridge (tr. Politzer)
Received on Friday, 19 May 2000 11:59:15 UTC

This archive was generated by hypermail 2.4.0 : Friday, 17 January 2020 23:13:58 UTC