RE: Future of XQuery and XQuery Update Faclilty

[Michael Kay]

> > The pending update list is purely an abstraction used 
> internally by an 
> > implementation. What benefit would there be to 
> externalizing it in a 
> > standard way? How would you propose to do this with "straight XML"?
> >
> 
> I'll highlight four benefits:
> 
...

I can see the attraction, but it seems to force XQuery processors to
implement the language in a way that is a very direct and naive realization
of the way the language is specified, which leaves little room for
optimization.

Michael Kay
http://www.saxonica.com/