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Re: PIs considered harmful Was: XML-SW, a thought experiment

From: Elliotte Rusty Harold <elharo@metalab.unc.edu>
Date: Sat, 23 Feb 2002 19:27:09 -0500
Message-Id: <p04330103b89de356df5c@[192.168.254.4]>
To: "'www-tag'" <www-tag@w3.org>
At 3:48 PM -0800 2/23/02, Piotr Kaminski wrote:

>That's interesting, I didn't know.  However, I think my original point
>still stands.  If you're using PIs to make DC annotations, how would you
>"annotate the annotations" so to speak if nested PIs are not permitted?

The annotation vocabulary could be explicitly designed to be 
recursive if this seems important.


>But wouldn't that completely defeat the original point of the PIs, which
>was that they're "outside" the scope of validation?  So what happens if I
>now inherit an unmodifiable schema that specifies what PIs are allowed
>where -- how do I add the custom new PIs necessary for my application?  I
>think we've come full circle.  :-)
>

There can be more than one schema for a document. There can be more 
than one validation layer. There is more than one schema language.
-- 

+-----------------------+------------------------+-------------------+
| Elliotte Rusty Harold | elharo@metalab.unc.edu | Writer/Programmer |
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|          The XML Bible, 2nd Edition (Hungry Minds, 2001)           |
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Received on Saturday, 23 February 2002 19:31:23 GMT

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