@@SPID (Transact-SQL)

SQL Server 2012

Returns the session ID of the current user process.

Topic link icon Transact-SQL Syntax Conventions

@@SPID can be used to identify the current user process in the output of sp_who.

This example returns the session ID, login name, and user name for the current user process.

SELECT @@SPID AS 'ID', SYSTEM_USER AS 'Login Name', USER AS 'User Name';

Here is the result set.

ID     Login Name                     User Name                     
------ ------------------------------ ------------------------------
54     SEATTLE\joanna                 dbo