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RE: Schema constraints from a different file?

• To: xml-dev@l...
• Subject: RE: Schema constraints from a different file?
• From: "Fraser Goffin" <goffinf@h...>
• Date: Sat, 22 Oct 2005 17:02:02 +0100
• Bcc:
• In-reply-to: <6.1.0.6.2.20051022014743.01a27a10@c...>

Have a look at schemaTron or, you could use raw XSLT.

Fraser.


>From: Dmitry Epstein <mitia@n...>
>To: xml-dev@l...
>Subject:  Schema constraints from a different file?
>Date: Sat, 22 Oct 2005 01:51:01 -0500
>
>I have a data-oriented project, in which the main data component
>is an XML catalogue of items, supplemented by a number of other
>XML files that specify additional information about some of the
>items from the main catalogue, or reference particular items in
>descriptions of other data.  Right now this is accomplished by
>giving each item in the main catalogue a sequential number, then
>referencing that number form other files.  I am trying to
>introduce Schema validation into this project, and I am
>wondering how I could validate item references in files other
>than the main item catalogue.
>
>For example, suppose the main catalogue contains elements that
>look like this:
>
><item>
>         <itemID>ABC123</itemID>
>         ...
></item>
><item>
>         <itemID>DEF456</itemID>
>         ...
></item>
>...
>
>Then in another XML file there are elements that look like this:
>
><itemSpecs>
>         <itemID>DEF456</itemID>
>         ...
></itemSpecs>
>...
>
>Basically, I would like to develop schemas that impose
>constraints on an element or attribute in one XML file based on
>element or attribute values from another XML file.  Is this at
>all possible?  I would consider making a file containing just a
>list of all available item IDs, if that would help solve the
>problem.
>
>TIA
>
>
>
>
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• References:
  • Schema constraints from a different file?
    • From: Dmitry Epstein <mitia@n...>

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