@classmethod
    def get_job_id(cls, filename):
        try:
            return Jobs.get(Jobs.filename == filename).job_id
        except Jobs.DoesNotExist:
            return
Raises exception if we try to add a relation or a column
dataset/ETHPy150Open tsileo/bakthat/bakthat/models.py/Jobs.get_job_id--crossover with--dataset/ETHPy150Open Alexis-benoist/eralchemy/eralchemy/parser.py/_check_no_current_table