- Create a linked server Exec the sp_addlinkedserver ' ITSV ' , ' ' , ' the SQLOLEDB ' , ' remote server name or ip address ' Exec sp_addlinkedsrvlogin ' ITSV ' , ' false ' , null , ' username ' , ' password ' - delete link server Exec sp_droplinkedsrvlogin ' ITSV ' , null Exec sp_dropserver ' ITSV ' --Sample queries the SELECT * from ITSV name .dbo database table names. - Import sample the SELECT * INTO table from . ITSV name .dbo database table names - Remove Link server will no longer use the Exec sp_dropserver ' ITSV ' , ' droplogins ' - remote connection / LAN data (OPENROWSET / OPENQUERY / OPENDATASOURCE) - . 1 , OPENROWSET - query example SELECT * from OPENROWSET ( ' the SQLOLEDB ' , ' SQL server name ' ; ' username ' ;' Password ' ., .Dbo database table name) - Health Cost Surface SELECT * INTO table from OPENROWSET ( ' the SQLOLEDB ' , ' SQL server name ' ; ' username ' ; ' password ' , .dbo database table name. ) - the local tables into a remote table INSERT OPENROWSET ( ' the SQLOLEDB ' , ' SQL server name ' ; ' username ' ; ' password ' , database name .dbo. Table name) the SELECT * from local tables - update the local table Update B SET B column = A. A column of A. From OPENROWSET ( ' the SQLOLEDB ' , ' SQL server name ' ; ' username ' ; ' password ' , the name of the database table name .dbo.) AS A Inner join local table b ON a.column1 = b.column1 - OPENQUERY usage need to create a connection - first create a connection to create a linked server Exec the sp_addlinkedserver ' ITSV ' , ' ' , ' the SQLOLEDB ' , 'Remote server name or ip address ' - Query the SELECT * the FROM OPENQUERY (ITSV, ' the SELECT * .dbo the FROM database table name. ' ) - the local table into the remote table INSERT OPENQUERY (ITSV, ' the SELECT * the FROM database .dbo. table name ' ) SELECT * from the local table - update the local table update b SET . column b = B A column B. the fROM OPENQUERY (ITSV, ' the SELECT * .dbo the fROM database table name. ' ) AS A Inner the Join local table b . on a column A = B column A. - . 3 , OPENDATASOURCE /openrowset SELECT * FROM opendatasource( 'SQLOLEDB ', 'Data Source=ip/ServerName;User ID=登陆名;Password=密码 ' ).test.dbo.roy_ta