models.py 文件源码

def __table_args__(cls):  # pylint: disable=no-self-argument
        # exception for CERN Oracle identifier length limitations
        # pylint: disable=maybe-no-member
        if cls.__tablename__.upper() == 'UPDATED_ACCOUNT_COUNTERS':
            return cls._table_args + (CheckConstraint('CREATED_AT IS NOT NULL', 'UPDATED_ACCNT_CNTRS_CREATED_NN'),
                                      CheckConstraint('UPDATED_AT IS NOT NULL', 'UPDATED_ACCNT_CNTRS_UPDATED_NN'),
                                      {'mysql_engine': 'InnoDB'})
        # pylint: disable=maybe-no-member
        elif cls.__tablename__.upper() == 'UPDATED_RSE_COUNTERS':
            return cls._table_args + (CheckConstraint('CREATED_AT IS NOT NULL', 'UPDATED_RSE_CNTRS_CREATED_NN'),
                                      CheckConstraint('UPDATED_AT IS NOT NULL', 'UPDATED_RSE_CNTRS_UPDATED_NN'),
                                      {'mysql_engine': 'InnoDB'})

        # otherwise, proceed normally
        # pylint: disable=maybe-no-member
        return cls._table_args + (CheckConstraint('CREATED_AT IS NOT NULL', name=cls.__tablename__.upper() + '_CREATED_NN'),
                                  CheckConstraint('UPDATED_AT IS NOT NULL', name=cls.__tablename__.upper() + '_UPDATED_NN'),
                                  {'mysql_engine': 'InnoDB'})