partial void DeleteBillOfMaterial(BillOfMaterial instance);
 partial void UpdateBillOfMaterial(BillOfMaterial instance);
 partial void InsertBillOfMaterial(BillOfMaterial instance);
		private void detach_BillOfMaterials1(BillOfMaterial entity)
		{
			this.SendPropertyChanging();
			entity.Product1 = null;
		}
		private void attach_BillOfMaterials(BillOfMaterial entity)
		{
			this.SendPropertyChanging();
			entity.Product = this;
		}
		private void detach_BillOfMaterials(BillOfMaterial entity)
		{
			this.SendPropertyChanging();
			entity.UnitMeasure = null;
		}