Fw: [xml-dev] extending enumerated lists with xsd:union

----- Original Message ----- 
From: "Stephen Green" <>
To: <>
Sent: Wednesday, August 10, 2005 9:18 AM
Subject: Re: [xml-dev] extending enumerated lists with xsd:union


> Rich
> Thanks for this pointer. This looks like
> a way to allow anything at all (as long
> as it's a QName) to be used as a value.
> What we need is the ability to create a
> derived schema which adds specific 
> enumerations to the valid list so that
> other values are still invalid.
> 
> All the best
> 
> Stephen Green
> 
> 
> ----- Original Message ----- 
> From: "Rich Salz" <>
> To: "Stephen Green" <>
> Cc: <>
> Sent: Tuesday, August 09, 2005 1:55 PM
> Subject: Re: [xml-dev] extending enumerated lists with xsd:union
> 
> 
> > > Many thanks for this. It looks unlikely then that
> > > we will get codelist schemas which are extensible
> > > using derivation.
> > 
> > Look up "Gudge open enumeration" in google
> > 
> > /r$
> > 
> > 
> > -- 
> > Rich Salz                  Chief Security Architect
> > DataPower Technology       http://www.datapower.com
> > XS40 XML Security Gateway  http://www.datapower.com/products/xs40.html
> > 
> 
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