Document updates (Was: Extension Element to Optimize Large XML transformations)

[da...@us.ibm.com]

Yuri de Wit writes (about XUpdate):
>This new language being defined is supposed to describe document updates
>as opposed to document transformations. The key thing here is the
>assumption that the source document is the same as the result document.

I think the W3C intends to address this under XQuery rather than XSLT.
Notice item 3.2.5 at:
http://www.w3.org/TR/xquery-requirements
To people with SQL heritage, that probably makes good sense.
.................David Marston