IDAL/I_OrdersManage.cs

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using System;
using System.Collections.Generic;
using System.Text;
using Model;
using System.Data;

namespace IDAL
{
    public interface I_OrdersManage
    {
        /// <summary>
        /// 添加定单
        /// </summary>
        /// <param name="newOrder">定单对象</param>
        /// <returns>INT类型返回值,定单号</returns>
        int AddOrder(Order newOrder);
        /// <summary>
        /// 模糊查询
        /// </summary>
        /// <param name="info">查询条件</param>
        /// <returns></returns>
        DataSet SelectOrders(string info);
         /// <summary>
        /// 整表查询
        /// </summary>
        /// <returns></returns>
        DataSet SelectOrders();
        /// <summary>
        /// 删除定单
        /// </summary>
        /// <param name="OrderObject">定单对象</param>
        /// <returns>INT类型返回</returns>
        int DeleteOrder(Order OrderObject);
    }
}