Author: Evan Lenz
View all posts from Evan Lenz on the Progress blog. Connect with us about all things application development and deployment, data integration and digital business.
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Introducing the simple mapping operator (!)
The simple mapping operator (!), a feature of XQuery 3.0, promises to transform the face of XQuery programming style. Check it out. -
Comparison Operators in XQuery: What’s the difference between “eq” and “=”?
XQuery has these 12 comparison operators: eq, ne, lt, gt, le, ge, =, !=, , =. Isn’t that about 6 too many? -
Warning: name() is a code smell
Namespace-related bugs are a pain in the neck. You can avoid a large class of them by pretending that the name() function never existed (and avoid using it). -
Warning: text() is a code smell
Do you use the text() node test a lot? You may need to get help. Fortunately, you need look no further than this article. -
Controlling Output Options
How do you control how your query or stylesheet results will be serialized (encoding, indentation, etc.)? There are several options for controlling output options. -
“Fragment”-ed thoughts
What is meant by the term “fragment” in MarkLogic? How is it different from a “document”? Are there different kinds of fragments? -
Using namespace wildcards in XPath
Namespace wildcards are handy shortcuts — sometimes. But more often than not they should be avoided. Read more to learn why. -
Searching with constraints and facets
Learn how MarkLogic’s Search API made it easy to implement faceted search for an example website. -
To “fn” or not to “fn”
Should you use the “fn:” prefix when calling the built-in XQuery functions? This post discusses the pros and cons.
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