#region Using Directives
using System;
using System.Collections.Generic;
using System.Data.SqlClient;
using System.Text;
using System.Data;
#endregion

namespace ConsoleApplication
{
    class Program
    {
        static void Main(string[] args)
        {
            SqlConnection thisConnection = new SqlConnection(@"Server=(local)\sqlexpress;Integrated Security=True;" + "Database=master");

            thisConnection.Open();

            SqlCommand thisCommand = thisConnection.CreateCommand();

             = "SELECT 姓名 from 学生档案";

            SqlDataReader thisReader = thisCommand.ExecuteReader();

            while (thisReader.Read())
            {
                Console.WriteLine("\t{0}\t{1}",thisReader["姓名"]);
            }

            thisReader.Close();

            thisConnection.Close();

            Console.Write("Program finished, press Enter/Return to continue:");
            Console.ReadLine();
        }
    }
}
上述代码有什么问题吗？