对象 - 对象映射的一个常见用法是获取一个复杂的对象模型,并将其展开成一个更简单的模型. 您可以采取复杂的模型,如: public class Order { private readonly IList<OrderLineItem> _orderLineItems = new List<OrderLineItem>(); public Customer Customer { get; set; } public OrderLineItem[] GetOrderLineItems(
In my recent codeproject article on the DataGrid I described a number of techniques for handling the updates to DataTables which are bound to the grid. These examples all worked on the assumption that you want to keep your database synchronised with