What is a linked server in SQL Server?
- What is the use of linked server in SQL?
- When would you use a linked server?
- How do I add a linked server to SQL Server?
- How do I run a linked query in SQL Server?
What is the use of linked server in SQL?
Linked servers enable the SQL Server Database Engine and Azure SQL Managed Instance to read data from the remote data sources and execute commands against the remote database servers (for example, OLE DB data sources) outside of the instance of SQL Server.
When would you use a linked server?
A linked server is used to connect to another (remote) database or file (Xls, CVX) using SQL Server Management Studio (SSMS) and discover the data or objects. You can write SQL queries from your SSMS directly on a database on another machine. In Oracle they call it DBLinks (Database Links).
How do I add a linked server to SQL Server?
Create a linked server with SSMS1Open Object Explorer.2Expand Server Objects.3Right-click Linked Servers.4Select New Linked Server.
How do I run a linked query in SQL Server?
Right-click on the Linked Server node and choose New Linked Server. In the General tab of the New Linked Server window, choose a name for your linked server, then choose the type of the server you need to connect to using that linked server.
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