查询大数据表的效率对比：Linq to SQL、Entity Framework、企业(6)

            sw1.Stop();
            Response.Write("<br>企业库SQL语句直接查询 to DataSet Milliseconds：<font color='#FF0000'>" + sw1.ElapsedMilliseconds + "</font>");

            Stopwatch sw8 = new Stopwatch();
            sw8.Start();

            for (int i = 0; i < repeatTimes; i++)
            {
                IDataReader reader = selectSQLReader();
               
                int count = 0;
                while (reader.Read())
                {
                    count++;
                    //Response.Write(String.Format("{0}",reader["ID"]));
                }

                Response.Write("<br>企业库SQL语句直接查询 to DataReader 记录数：" + count);
                reader.Close();
            }

            sw8.Stop();
            Response.Write("<br>企业库SQL语句直接查询 to DataReader Milliseconds：<font color='#FF0000'>" + sw8.ElapsedMilliseconds + "</font>");

            //DataSet d1 = select1();
            //DataSet d2 = select2();
            //IDataReader dr = select3();
        }

        public int Add(SeewoECP.Model.School model,int i)
        {
            Database db = DatabaseFactory.CreateDatabase();
            DbCommand dbCommand = db.GetStoredProcCommand("InsertSchool");