def instance_get_active_by_window_joined(context, begin, end=None,
                                         project_id=None, host=None,
                                         columns_to_join=None):
    return IMPL.instance_get_active_by_window_joined(context, begin, end,
                                              project_id, host,
                                              columns_to_join=columns_to_join)
Returns a list of usernames.
dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/db/api.py/instance_get_active_by_window_joined--crossover with--dataset/ETHPy150Open dropbox/grouper/grouper/model_soup.py/Group.my_owners_as_strings