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   Re: [xml-dev] XPath 1.5? (was RE: [xml-dev] typing and markup)

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I wrote:
>> There is one example in XSLTMark where schema knowledge could make a
>> dramatic difference. It effectively does
>>   <xsl:template match="row[id='0432']">
>>     <html>
>>       .. stuff ..
>>     </html>
>>   </xsl:template>
>>   <xsl:template match="text()"/>
>> If you know that a row cannot contain another row then you can skip
>> processing 99.99% of the data.
> Do you mean if you know that the document cannot contain another row
> with the same id, or did you mean if you know that a row cannot
> contain another row? I'm missing something about what optimisations
> it's useful to make in XSLT, if you meant the latter?

I get it now -- the gain is that you don't have to check the content
of a row to see if it contains a row element that could match this
one. The change would have the equivalent effect as adding an empty
template matching row elements without the particular id.



Jeni Tennison


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