SQL SERVER跨服务器查询

-server124为远程服务器的别名
exec sp_addlinkedserver 'server124', ' ', 'SQLOLEDB ', '远程服务器名或ip地址 '
exec sp_addlinkedsrvlogin 'server124', 'false ',null, '用户名 ', '密码 '

select * from server124.数据库名.dbo.表名

IF EXISTS(SELECT * FROM sys.servers WHERE name = N'server124')
EXEC master.sys.sp_dropserver 'server124','droplogins' 
GO