sp_addlinkedserver cross-server connection to the database query

---- Create a remote server link
--exec sys.sp_addlinkedserver
- @ Server = 'LMS', - alias server to be accessed
- @ srvproduct = '',
- @ Provider = 'the SQLOLEDB',
- @ datasrc = '192.168.1.11' - address used to access the server (IP address, port number \ server name)

---- create a mapping between the local user and the remote server user
--execute sys.sp_addlinkedsrvlogin
- @ rmtsrvname = 'LMS', - be accessed server alias
- @ useself = 'false', - whether connected by analog local login name or explicitly submitted login name and password to the remote server
- @ locallogin = null, - local login
- @ rmtuser = 'sa', - user name
- @ rmtpassword = 'qqqqqq' - - password
--GO

---- delete user running between the local and remote mapping
--execute sys.sp_droplinkedsrvlogin @ rmtsrvname = 'LMS', locallogin = null @
---- delete a linked server
--execute sys.sp_dropserver @ server = 'LMS' , droplogins @ = 'droplogins'
- Go

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Origin www.cnblogs.com/xsj1989/p/11648657.html