https://learn.microsoft.com/en-us/sql/relational-databases/system-stored-procedures/sp-addlinkedserver-transact-sql?view=sql-server-ver17&viewFallbackFrom=azuresqldb-current
sp_addlinkedserver (Transact-SQL) - SQL Server | Microsoft Learn
sp_addlinkedserver creates a linked server, providing access to distributed, heterogeneous queries against OLE DB data sources.
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