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   Re: Architectural Forms and XAF

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  • From: crism@exemplary.net (Christopher R. Maden)
  • To: xml-dev@xml.org
  • Date: Sun, 5 Mar 2000 23:25:18 -0800

[Steve Newcomb]
>(1) Everybody has to use the same DTD or Schema (which ain't gonna
>    happen for reasons too obvious to mention here), or
>(2) Everybody uses different DTDs, and, for N DTDs, there must be
>    roughly N-squared transformation specifications to convert between
>    them.

Well, there's a third possibility: everybody uses different DTDs, with an
industry-standard interchange DTD.  For N DTDs, there are 2N
transformations into and out of the interchange DTD.  They may be managed
with AFs at some sites, and not at others.

(Just attempting to clarify; not really taking a position on AFs right now,
having used them to good effect but not nearly as often as full


Christopher R. Maden, Solutions Architect
Yomu (formerly Exemplary Technologies)
One Embarcadero Center, Ste. 2405
San Francisco, CA 94111

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