On Jan 22, 2009, at 6:53 PM, Len wrote:
> Augmentation (defaulting from the DTD) tightly binds DTDs to
> instances. I think there is healthy consensus tight binding of DTDs
> to instances is a bad idea.
Yep. How many times have you heard, "Dang! XSL is sooooo slow. What?
You mean the XML parser is going out to the internet to find a DTD in
the XML instance??"
-Rob
>
> len
>
> -----Original Message-----
> From: [mailto:] On Behalf
> Of David Orchard
> Sent: Thursday, January 22, 2009 2:54 PM
> To: Andrew Welch
> Cc: G. Ken Holman;
> Subject: Re: [xml-dev] Validate **against** a schema OR validate
> **with** a schema?
>
> Defaulting values came from SGML days and DTDs.. So it's been
> around for a while. Many folks have wanted the validation and
> augmentation steps separate though no real progress on that.
>
> Dave
> On Thu, Jan 22, 2009 at 12:51 PM, Andrew Welch <
> > wrote:
> >> 2. I validated the XML instance document with the schema.
> >
> > ... when I'm using validation to augment my XML....
>
> imho, "validation" and "augment" should be kept separate... If you
> need the augmentation call the step just that, not validation.
>
> I don't know the history of it, but I would guess defaulted values
> were a late addition to the validation process, rather than something
> included from the beginning??
>
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