SQL Connection

[sql]代码库

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Data;
//对SQL server数据库的访问
using System.Data.SqlClient;       
namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            SqlConnection con = new SqlConnection();
            con.ConnectionString = "Data Source=.;database=学生成绩管理系统;uid=sa;pwd=252525";
            con.Open();
            if (con.State == ConnectionState.Open)
            {
                Console.WriteLine(con.Database);
                Console.WriteLine(con.DataSource);
                Console.Read();
 
            }
            con.Close();
        }
    }
}