private void detach_sets_pieces(sets_pieces entity) { this.SendPropertyChanging(); entity.pieces = null; }
private void attach_sets_pieces(sets_pieces entity) { this.SendPropertyChanging(); entity.pieces = this; }
partial void Updatesets_pieces(sets_pieces instance);
partial void Deletesets_pieces(sets_pieces instance);
partial void Insertsets_pieces(sets_pieces instance);