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@@SERVICENAME (Transact-SQL)

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Applies to: SQL Server Azure SQL Managed Instance

Returns the name of the registry key under which SQL Server is running. @@SERVICENAME returns 'MSSQLSERVER' if the current instance is the default instance; this function returns the instance name if the current instance is a named instance.

Transact-SQL syntax conventions

Syntax

@@SERVICENAME

Return Types

nvarchar

Remarks

SQL Server runs as a service named MSSQLServer.

Examples

The following example shows using @@SERVICENAME.

SELECT @@SERVICENAME AS 'Service Name';

Here's the result set.

Service Name                    
------------------------------  
MSSQLSERVER

See Also

Configuration Functions (Transact-SQL)
Manage the Database Engine Services