SqlServer高级教程之链接数据库

DECLARE @DatabaseName NVARCHAR(128)
DECLARE @Rmtsrvname NVARCHAR(128)
DECLARE @Rmtuser NVARCHAR(64)
DECLARE @Rmtpassword NVARCHAR(64)
DECLARE @Server NVARCHAR(128)
DECLARE @Id UNIQUEIDENTIFIER

--先清理链接数据库
EXECUTE sys.sp_droplinkedsrvlogin @Server, null
EXECUTE sys.sp_dropserver @Server, 'droplogins'

--添加链接数据库
EXEC master.dbo.sp_addlinkedserver @Server, '', N'SQLOLEDB', @Rmtsrvname;
EXEC master.dbo.sp_addlinkedsrvlogin @Server, N'False', NULL, @Rmtuser, @Rmtpassword;
-- 访问链接数据库
EXEC('SELECT * FROM [' + @Rmtsrvname + '].[' + @DatabaseName + '].[dbo].[DrugBookMaster] WHERE Id = ''' + @Id + ''' AND IsDeleted = 0')