partial void DeleteRegion_Okrug(Region_Okrug instance);
partial void UpdateRegion_Okrug(Region_Okrug instance);
private void detach_Region_Okrug(Region_Okrug entity) { this.SendPropertyChanging(); entity.Region = null; }
partial void InsertRegion_Okrug(Region_Okrug instance);
private void attach_Region_Okrug(Region_Okrug entity) { this.SendPropertyChanging(); entity.Region = this; }