SELECT @@VERSION as 版本详细情况 SELECT SERVERPROPERTY('edition') as 软件版本 SELECT SERVERPROPERTY('ProductVersion') as 产品版本编号 SELECT SERVERPROPERTY('ProductLevel') as 当前补丁版本
select a.name as 列名, a.length as 长度,b.name as 类型 from syscolumns a left join systypes b on a.xtype = b.xtype left join sysobjects c on c.id = a.id -- where c.name = ''
Problem Statement There are N cities. There are also K roads and L railways, extending between the cities. The i-th road bidirectionally connects the pi-th and qi-th cities, and the i-th railway bidirectionally connects the ri-th and si-th cities. No
using System.Data;using System.Data.SqlClient;//先打开两个类库文件SqlConnection con = new SqlConnection(); // con.ConnectionString = "server=505-03;database=ttt;user=sa;pwd=123";con.ConnectionString = "server=.;database=stu;uid=sa;pwd=sa";con.O