def get_master_slaves(server, options=None):
    """Return the slaves registered for this master. In order to ease the
    navigation through the result set, a named tuple is always returned.
    Please, look up the `SHOW SLAVE HOSTS` in the MySQL Manual for further
    details.

    :param server: MySQL Server.
    :param options: Define how the result is formatted and retrieved.
                    See :meth:`~mysql.fabric.server.MySQLServer.exec_stmt`.
    """
    if options is None:
        options = {}
    options["columns"] = True
    options["raw"] = False
    return server.exec_stmt("SHOW SLAVE HOSTS", options)