跨库查询

--创建链接服务器
exec sp_addlinkedserver \'ITSV \', \' \', \'SQLOLEDB \', \'10.150.0.102\'
exec sp_addlinkedsrvlogin \'ITSV \', \'false \',null, \'sa\', \'sa@2003\'
--查询示例
select * from ITSV.Tengbo.dbo.T_Role_Privilege as i
inner join T_Role_Privilege as t on t.ModuleNo=i.ModuleNo