SqlServer: 查询当前正在运行的SQL

SELECT [Spid] = session_Id, ecid, [Database] = DB_NAME(sp.dbid),
 [User] = nt_username, [Status] = er.status, 
 [Wait] = wait_type, 
 [Individual Query] = SUBSTRING(qt.text, er.statement_start_offset / 2, (CASE WHEN er.statement_end_offset = - 1 THEN LEN(CONVERT(NVARCHAR(MAX), qt.text)) 
                      * 2 ELSE er.statement_end_offset END - er.statement_start_offset) / 2),
                       [Parent Query] = qt.text, 
                       Program = program_name, Hostname, 
                       nt_domain, start_time
FROM    
     sys.dm_exec_requests er INNER JOIN  sys.sysprocesses sp ON er.session_id = sp.spid 
     CROSS APPLY sys.dm_exec_sql_text(er.sql_handle) AS qt
WHERE     session_Id > 50 /* Ignore system spids.*/ AND session_Id NOT IN (@@SPID)