admin:group-add-using-namespace( $config as element(configuration), $group-id as xs:unsignedLong, $namespaces as element(gr:using-namespace)* ) as element(configuration)
Add one or more "using" namespaces to a Group configuration, which add the namespaces to the namespace path for all requests evaluated against any App Server in the Group.
http://marklogic.com/xdmp/privileges/admin/group
http://marklogic.com/xdmp/privileges/admin/group/{id}
xquery version "1.0-ml"; import module namespace admin = "http://marklogic.com/xdmp/admin" at "/MarkLogic/admin.xqy"; let $config := admin:get-configuration() let $group := admin:group-get-id($config, "Default") let $ns := admin:group-using-namespace("my.namespace") return admin:group-add-using-namespace($config, $group, $ns) (: returns the new configuration element -- use admin:save-configuration to save the changes to the configuration or pass the configuration to other Admin API functions to make other changes. :)