partial void DeletePUTour(PUTour instance);
partial void UpdatePUTour(PUTour instance);
private void detach_PUTours(PUTour entity) { this.SendPropertyChanging(); entity.PUProgram = null; }
partial void InsertPUTour(PUTour instance);
private void attach_PUTours(PUTour entity) { this.SendPropertyChanging(); entity.PUProgram = this; }