===XQUERY3===
{| width='100%'
|-
| '''Summary'''
|Enables all [[XQuery 3.0]] features supported by BaseX. If this option is set to {{Code|false}}, the XQuery parser will only accept expressions of the XQuery 1.0 specification.
|}
===MIXUPDATES===
{{Mark|Added with Version 8.0:}}
{| width='100%'
|-
| width='120' | '''Signature'''
|{{Code|MIXUPDATES}}
|-
| '''Default'''
|{{Code|false}}
|-
| '''Summary'''
|Allows queries to both contain updating and non-updating expressions. By default, this option is set to {{Code|false}} in order to comply with the [[XQuery Update]] specification.
|}