We need to be sure the migrations will work even in the presence of data from the future. get_or_create is a problem, because if the data already exists, there could be more than one record, even if this migration only creates one.
We need to be sure the migrations will work even in the presence of data from the future. get_or_create is a problem, because if the data already exists, there could be more than one record, even if this migration only creates one.