partial void UpdateDurationUnDirectTeach(DurationUnDirectTeach instance);
partial void DeleteDurationUnDirectTeach(DurationUnDirectTeach instance);
partial void InsertDurationUnDirectTeach(DurationUnDirectTeach instance);
partial void UpdateDurationUnDirectTeach(DurationUnDirectTeach instance);
partial void DeleteDurationUnDirectTeach(DurationUnDirectTeach instance);
partial void InsertDurationUnDirectTeach(DurationUnDirectTeach instance);