docs: def single_violation(self, column=None, value=None, **kwargs):
          """
          A single event violation is a one-time event that occurred on a fixed
          date, and is associated with one permitted facility.
  
          >>> PCS().single_violation('single_event_viol_date', '16-MAR-01')
          """
          return self._resolve_call('PCS_SINGLE_EVENT_VIOL', column,
                                    value, **kwargs)