admin:database-attach-sub-database( $config as element(configuration), $database-id as xs:unsignedLong, $subdatabase-id as xs:unsignedLong, [$foreign-cluster-id as xs:unsignedLong] ) as element(configuration)
This function adds a sub-database to a super-database.
http://marklogic.com/xdmp/privileges/admin/database
http://marklogic.com/xdmp/privileges/admin/database/{id}
http://marklogic.com/xdmp/privileges/admin/database/replication
http://marklogic.com/xdmp/privileges/admin/database/replication/{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 $databaseid := xdmp:database("Documents") let $subdatabaseid := xdmp:database("MySubDatabase") return admin:database-attach-sub-database($config, $databaseid, $subdatabaseid) (: 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. :)