Welcome to the Query Portal. Here your find more information on performing XPath and XQuery requests. Apart from standard features, BaseX offers numerous extensions, which are listed on this page. ==Extensions==* #REDIRECT [[Full-Text]]: full-text features of XQuery* [[Update]]: update mechanism of XQuery* [[Java Bindings]]: how to call Java methods from XQuery* [[Try/Catch]]: how to use a try/catch construct in XQuery ==Functions==* [[Database Functions|Database]] (<tt>db</tt>): Database-related functions* [[Full-text Functions|Full-Text]] (<tt>ft</tt>): Full-text functions* [[Utility Functions]] (<tt>util</tt>): Testing and profiling functions* [[Math Functions]] (<tt>math</tt>): functions for mathematical operations* [[File Functions]] (<tt>file</tt>): functions for file handling, inspired by the [http://expath.org/spec/file EXPath File Module]* [[HTTP Functions]] (<tt>http</tt>): Full-text functions, based on the [http://expath.org/spec/http-client EXPath HTTP Client Module] Please find all standard XQuery 1.1/3.0 Functions in the [http://www.w3.org/TR/xpath-functions-11/ Official W3C Specification]. ==Indexes==Queries will be analyzed and optimized for index access on the fly. *[[Indexes|Overview]]: All indexes and their functionality*[[Execution Plan]]: Execution plans of the queries [[Category:XQuery]]