ADO.Net-数据库的连接-连接字符串的格式---ShinePans

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Data;using System.Data.SqlClient;namespace SQlTest{    class Program    {        static void Main(string[] args)        {            string connection = @"server=.\SQLEXPRESS;database=Student;uid=sa;pwd=123";            //server :服务器名字             //database 数据库名字            //uid 用户名            //pwd 密码            //信任连接: "server=.;database=test;Trusted_Connection=true"            SqlConnection sc = new SqlConnection();                   //alt+shift +F10 获得引用源            sc.ConnectionString = connection;            try            {                sc.Open();                Console.WriteLine("已经打开数据库连接");            }            catch(Exception ex)            {                Console.WriteLine("打开数据库错误{0}", ex.Message);            }            finally            {                sc.Close();                Console.WriteLine("已经关闭数据库连接");            }            System.Console.ReadLine();        }    }}