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RE: URN vs URL

• To: "Andy Greener" <andy@g...>,<xml-dev@l...>
• Subject: RE: URN vs URL
• From: "Julian Reschke" <julian.reschke@g...>
• Date: Wed, 30 Jul 2003 20:33:32 +0200
• Importance: Normal
• In-reply-to: <p05200f1bbb4da3de913e@[89.10.0.19]>

> From: Andy Greener [mailto:andy@g...]
> Sent: Wednesday, July 30, 2003 7:01 PM
> To: xml-dev@l...
> Subject:  URN vs URL
>
>
> I really don't want to open up the old debate about whether to
> use URLs or URNs for XML namespace names, but I am curious about how
> to go about doing it properly with a URN, should that route take my
> fancy...
>
> I tried "asking the internet", but a search for 'URN + assignment' on
> google provides precious little information, aside from references to
> the present, lightly populated "registry" and a flurry of papers and
> documents dating from 1994-5 (have URNs simply gone out of fashion? :-).

http://uri.net

> The apparent process for requesting the assignment of a "top level" URN
> domain (or 'NID') appears way too heavyweight for most everyday uses, and
> delegation to lower level naming authorities seems to be non-existent,

What is so "heavy-weight" about it except that you need to state it's syntax
and who'll be the naming authority?

> though I did find a reference to the reserved status of two letter NIDs
> for "future use as countrycode-based NIDs for eventual national
registrations
> of URN namespaces". Did this ever happen? Is it ever likely to?
>
> Maybe I'm just looking in the wrong places, so any pointers to resources
> would be appreciated.
>
> Given that it appears difficult, if not quite impossible, to obtain a
> properly registered URN-based namespace, why shouldn't I just roll my
> own, so long as I'm careful? Who's going to challenge urn:uk:co:gid:...,
> for instance, and stop me using it?.

Why don't you just use an URI scheme that *is* reqistered and does what you
need?

Julian

--
<green/>bytes GmbH -- http://www.greenbytes.de -- tel:+492512807760

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