SQL-Server: Is there a SQL script that I can use to determine the progress of a SQL Server backup or restore process?

Question

When I backup or restore a database using MS SQL Server Management Studio, I get a visual indication of how far the process has progressed, and thus how much longer I still

Answer 1

SELECT session_id as SPID, command, start_time, percent_complete, dateadd(second,estimated_completion_time/1000, getdate()) as estimated_completion_time, a.text AS Query FROM sys.dm_exec_requests r CROSS APPLY sys.dm_exec_sql_text(r.sql_handle) a WHERE r.command in ('BACKUP DATABASE', 'BACKUP LOG', 'RESTORE DATABASE', 'RESTORE LOG')