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Re: "For compatibility" in XML Schema

From: <Paul.V.Biron@kp.org>
Date: Wed, 23 Nov 2005 13:24:26 -0800
To: mike@saxonica.com
Cc: xmlschema-dev@w3.org, xmlschema-dev-request@w3.org
Message-Id: <OFD794032D.5A66A24A-ON882570C2.007534E9-882570C2.0075984A@KP.ORG>
xml schema back compatibility

> The definition itself seems nonsense when you read it carefully. What
> actually seems to have happened is that XML Schema includes some 
features
> which are provided only to make life easier for people moving forward 
from
> DTDs. These features are provided "for compatibility".

Actually, the reasoning was the other way around...although you are right 
that the definition we ended up with doesn't really reflect that 
reasoning.

What was meant was that if you use NMTOKEN only on attributes then you can 
be sure that (that portion of) your schema could be translated to a DTD. I 
completely agree that this sense of compatibility isn't really 
important...but there were a number of people back in 1999/2000 who 
thought it was/would be.

pvb
Received on Wednesday, 23 November 2005 23:03:20 GMT

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