@@SERVICENAME (Transact-SQL)
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 is the result set.
Service Name
------------------------------
MSSQLSERVER
See Also
Configuration Functions (Transact-SQL)
Manage the Database Engine Services