SQL:获取正在执行的SQL语句

 SELECT      r.scheduler_id as 排程器識別碼,  
             status         as 要求的狀態,  
             r.session_id   as SPID,  
             r.blocking_session_id as BlkBy,  
             substring(  
                 ltrim(q.text),  
                 r.statement_start_offset/2+1,  
                 (CASE  
                  WHEN r.statement_end_offset = -1  
                  THEN LEN(CONVERT(nvarchar(MAX), q.text)) * 2  
                  ELSE r.statement_end_offset  
                  END - r.statement_start_offset)/2)  
                  AS [正在執行的 T-SQL 命令],  
             r.cpu_time      as [CPU Time(ms)],  
             r.start_time    as [開始時間],  
             r.total_elapsed_time as [執行總時間],  
             r.reads              as [讀取數],  
             r.writes             as [寫入數],  
             r.logical_reads      as [邏輯讀取數],  
             -- q.text, /* 完整的 T-SQL 指令碼 */  
             d.name               as [資料庫名稱]  
 FROM        sys.dm_exec_requests r   
             CROSS APPLY sys.dm_exec_sql_text(sql_handle) AS q  
             LEFT JOIN sys.databases d ON (r.database_id=d.database_id)  
 WHERE       r.session_id > 50 AND r.session_id <> @@SPID  
 ORDER BY    r.total_elapsed_time desc