These XQuery tutorials will give you the ability to query in ways you have never dreamed possible. With XQuery at your side, heterogeneous data sources don't stand a chance at hiding what your looking for!
"Learn XQuery in 10 Minutes" is for all those people who really want to know what XQuery is, but don't have the time to find out. We all know the problem: so many exciting new technologies, so little time to research them. So, we've packed all the XQuery essentials into one powerful XQuery primer - read on!
FLWOR expressions are a powerful and important part of XQuery in the same way as path expressions are at the heart of XPath. This FLWOR tutorial provides several FLWOR examples, explaining everything you need to know on how to write and test your own XQuery FLWOR Expressions.
You wouldn't use XML without a Schema, so why are engineers so reckless when it comes to their XSLT and XQuery? In this tutorial, Dr. Michael Kay shows how to write Schema-Aware XSLT stylesheets and XQuery, and explains the benefits of doing so.
But you can also write serious applications in XQuery, and to do that you need to split the application into reusable components. In XQuery, those components are modules and functions. Firstly, they are very useful as a mechanism for hiding complexity. Secondly, recursive functions can perform highly advanced tasks to make sense out of your data. This tutorial discusses what XQuery functions are, and how to use them.
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