Qizx/open Documentation
Qizx/open Manual
PDF
Qizx/open Manual
HTML
Java API
Javadoc
Tutorials
XQuery Full-Text for the impatient
XQuery Update for the impatient
Useful links
XML Query at the W3C
XQuery 1.0: An XML Query Language (W3C Recommendation)
XQuery 1.0 and XPath 2.0 Functions and Operators
XQuery Update Facility
XQuery 1.0 and XPath 2.0 Full-Text
JSR-000225 XQuery API for Java™ (XQJ)