private void detach_ProductInventories(ProductInventory entity)
		{
			this.SendPropertyChanging();
			entity.Product = null;
		}
		private void attach_ProductInventories(ProductInventory entity)
		{
			this.SendPropertyChanging();
			entity.Location = this;
		}
 partial void UpdateProductInventory(ProductInventory instance);
 partial void DeleteProductInventory(ProductInventory instance);
 partial void InsertProductInventory(ProductInventory instance);