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Re: Namespaces,

I've seen references to this many times "PSVI" - I must of been asleep when
this acronym was created - would someone please provide an expansion and
maybe an explanation.


At 07:20 PM 7/31/2001 -0400, you wrote:
>On 01 Aug 2001 00:00:39 +0100, Richard Tobin wrote:
>> >Sorry, I was not clear. By "unqualified child elements" I mean
>> >unqualified child elements being interpreted as being in the namespace
>> >of their parent. XML Schemas did introduce this.
>> But that isn't what XML Schemas does.  Rather it allows a schema for
>> some namespace to include declarations for elements in no namespace,
>> provided they are contained within an element from the namespace.
>> That is, it provides an interpretation of elements in no namespace as
>> being *scoped by* their containing, namespaced element.  It doesn't
>> put them in the namespace, at least not literally.
>But such scoping will not be understood by applications which aren't
>bound to the PSVI.  Right now, that's most applications, and I hope in
>the future that continues to be most applications.
>It effectively introduces a requirement that applications support W3C
>XML Schemas, not just XML 1.0+Namespaces, in order to be able to process
>these documents even at the level of figuring out which components are
>in which vocabulary.
>Maybe that's a convenient way to force users to work with W3C XML
>Schema, but it seems a horrendous trap to me.
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Danny Vint

Author: "SGML at Work"