MarkLogic 12 EA 1 Product Documentation
xdmp:group-name

xdmp:group-name(
   [$groupID as xs:unsignedLong]
) as xs:string

Returns the name of the group with the given ID. Returns the name of the current group if no parameter is specified.

Parameters
groupID	The ID of the group. The default value is the ID of the group to which the current host belongs.

xdmp:group-name(134722342511344334243)
=> "Default"

MarkLogic 12 EA 1 Product Documentationxdmp:group-name