Module Library

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This article is part of the XQuery Portal.

In addition to the standard XQuery Functions, BaseX offers further function modules, which are listed in the following table. The module namespaces are statically bound, which means that they need not (but may) be explicitly declared in the query prolog.

Module Description Prefix Namespace URI
Admin Functions restricted to admin users. admin http://basex.org/modules/admin
Archive Creating and processing ZIP archives. archive http://basex.org/modules/archive
Array Functions for handling arrays. Introduced with Version 8.0 array http://www.w3.org/2005/xpath-functions/array
Binary Processing binary data. bin http://expath.org/ns/binary
Client Executing commands and queries on remote BaseX servers. client http://basex.org/modules/client
Conversion Converting data (binary, numeric) to other formats. convert http://basex.org/modules/convert
Cryptography Cryptographic functions, based on the EXPath Cryptograhic module. crypto http://expath.org/ns/crypto
CSV Functions for processing CSV input. csv http://basex.org/modules/csv
Database Functions for accessing and updating databases. db http://basex.org/modules/db
Fetch Functions for fetching resources identified by URIs. fetch http://basex.org/modules/fetch
File File handling, based on the latest draft of the EXPath File module. file http://expath.org/ns/file
Full-Text Functions for performing full-text operations. ft http://basex.org/modules/ft
Hashing Cryptographic hash functions. hash http://basex.org/modules/hash
Higher-Order Additional higher-order functions that are not in the standard libraries. hof http://basex.org/modules/hof
HTML Functions for converting HTML input to XML documents. html http://basex.org/modules/html
HTTP Sending HTTP requests, based on the EXPath HTTP module. http http://expath.org/ns/http-client
Index Functions for requesting details on database indexes. index http://basex.org/modules/index
Inspection Functions for extracting internal module information. inspect http://basex.org/modules/inspect
JSON Parsing and serializing JSON documents. json http://basex.org/modules/json
Map Functions for handling maps (key/value pairs). map http://www.w3.org/2005/xpath-functions/map
Math Mathematical operations, extending the W3C Working Draft. math http://www.w3.org/2005/xpath-functions/math
Output Functions for simplifying formatted output. out http://basex.org/modules/out
Process Executing system commands from XQuery. proc http://basex.org/modules/proc
Profiling Functions for profiling code snippets. prof http://basex.org/modules/prof
Random Functions for creating random numbers. random http://basex.org/modules/random
Repository Installing, deleting and listing packages. repo http://basex.org/modules/repo
SQL JDBC bridge to access relational databases. sql http://basex.org/modules/sql
Streaming Functions for handling streamable items. stream http://basex.org/modules/stream
Unit Unit testing framework. unit http://basex.org/modules/unit
Validation Validating documents against DTDs or XML Schema files. validate http://basex.org/modules/validate
XQuery Evaluates new XQuery expressions at runtime. xquery http://basex.org/modules/xquery
XSLT Stylesheet transformations, based on Java’s and Saxon’s XSLT processor. xslt http://basex.org/modules/xslt
ZIP ZIP functionality, based on the EXPath ZIP module (soon obsolete). zip http://expath.org/ns/zip

For the following web application modules, the basex-api package must be included in the classpath and the modules must be imported in the query prolog. This is automatically the case if you use one of the complete distributions (zip, exe, war) of BaseX:

Module Description Prefix Namespace URI
Geo Functions for processing geospatial data. geo http://expath.org/ns/geo
Request Server-side functions for handling HTTP Request data. request http://exquery.org/ns/request
RESTXQ Helper functions for the RESTXQ API. rest http://exquery.org/ns/restxq
Session Functions for handling server-side HTTP Sessions. session http://basex.org/modules/session
Sessions Functions for managing all server-side HTTP Sessions. sessions http://basex.org/modules/sessions
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