Backup/BLL/baks.cs

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using System;
using System.Collections.Generic;
using System.Text;
using System.Data;
using PR.Model;
using PR.DAL;
namespace PR.BLL
{
    /// <summary>
    /// [baks] 业务逻辑处理
    /// </summary>
    public class baks 
    {
       
        private readonly PR.DAL.baks dal=new PR.DAL.baks();

        public baks(){}
        
        /// <summary>
        /// 增加一条数据
        /// </summary>
        /// <param name="model">对象实体</param>
        public bool Insert(PR.Model.baks model)
        {
            return dal.Insert(model);
        }


        /// <summary>
        /// 更新一条数据
        /// </summary>
        /// <param name="model">对象实体</param>
        public bool Update(PR.Model.baks model)
        {
            return dal.Update(model);
        }
        
   
        /// <summary>
        ///  删除一条数据
        /// </summary>
        /// <param name="bid">bid</param>
        public bool Delete(int bid)
        {
            return dal.Delete(bid);
        }
        
        /// <summary>
        ///  判断是否存在
        /// </summary>
        /// <param name="bid">bid</param>
        public bool Exists(int bid)
        {
            return dal.Exists(bid);
        }
        
        
        /// <summary>
        /// 获取实体
        /// </summary>