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Re: xquery can't find xinclude elements?

• From: Michael Sokolov <sokolov@ifactory.com>
• To: Michael Kay <mike@saxonica.com>
• Date: Wed, 19 Jan 2011 08:20:24 -0500

Yes, and even if your parser supports xinclude, it's unlikely to support 
xpointer in any case.

You could probably achieve something similar (ie implement 
xinclude/xpointer yourself) in xquery, or xslt.

-Mike Sokolov

On 1/19/2011 6:00 AM, Michael Kay wrote:
> On 19/01/2011 08:41, trubliphone wrote:
>> Hello.
>>
>> I am having some trouble with a bit of XQuery - I think that my use 
>> of XInclude is the culprit.
>>
>> I have an XML file stored in eXist which uses XInclude to include 
>> other bits of XML:
>
> Your XQuery processor may or may not have an option to expand XInclude 
> directives while building the source tree. It's unlikely to happen by 
> default. If it doesn't have such an option, you will need to 
> preprocess the input with an XInclude processor.
>
> Michael Kay
> Saxonica
>
>>
>> myFile.xml:
>>
>> <myFile xmlns:xi="http://www.w3.org/2001/XInclude">
>> <a>
>> <xi:include href="myOtherFile.xml" xpointer="xpointer(//d)"/>
>> </a>
>> <b>
>> <foo/>
>> </b>
>> </myFile>
>>
>> myOtherFile.xml:
>>
>> <myOtherFile>
>> <c>
>> <foo/>
>> </c>
>> <d>
>> <foo/>
>> </d>
>> </myOtherFile>
>>
>> I try to access this using some XQuery code:
>>
>> let $foo := doc('myFile.xml')//foo[parent::b]
>>
>> But this doesn't return anything.
>>
>> However, if I write an expression which only accesses the explicit 
>> content of myFile.xml and not the included content from myOtherFile.xml:
>>
>> let $foo := doc('myFile.xml')//foo[parent::a]
>>
>> This returns <foo/> as expected.
>>
>> Does anybody know what I'm doing wrong?
>>
>> Many thanks for your help.
>>
>
>
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• Follow-Ups:
  • RE: xquery can't find xinclude elements?
    • From: <vojtech.toman@emc.com>

• References:
  • xquery can't find xinclude elements?
    • From: trubliphone <trubliphone@googlemail.com>
  • Re: xquery can't find xinclude elements?
    • From: Michael Kay <mike@saxonica.com>