| width='120' | '''Signature'''
|<pre>sessions:get(
$id as xs:string, $name as xs:string,
$default as item()* := ()
) as item()*</pre>
| width='120' | '''Signature'''
|<pre>sessions:set(
$id as xs:string, $name as xs:string,
$value as item()*
) as empty-sequence()</pre>
| width='120' | '''Signature'''
|<pre>sessions:delete(
$id as xs:string,
$name as xs:string
) as empty-sequence()</pre>