==Collations==
Another XQuery feature related to full-text operations are '''Collations'''. By default, XQuery uses the {{Code|http://www.w3.org/2003/05/xpath-functions/collation/codepoint}} collation, which compares strings by the Unicode codepoint order. The syntax of alternative Other collation URIs is are implementation-defined; in BaseX, the following syntax is supported (semicolons can be replaced with ampersands):
<nowiki>http://basex.org/collation?lang=...;strength=...;decomposition=...</nowiki>