[xquery-talk] DTD Namespaces?

[Michael Kay]

> If you include a DTD in a document being queried by an XQuery 
> processor, 
> does this provide any typing information? My guess is that it 
> does not, 
> as the typing information comes from the PSVI and I don't believe 
> anybody has ever specified how to construct a PSVI from a 
> document + DTD.

Correct, at one stage the DTD attribute types were mapped to XML schema
types but we abandoned that for XSLT backwards compatibility reasons.
However, the fact that an attribute is an ID/IDREF gets recorded in the data
model and is used by the id() and idref() functions.

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