MSSQL 死锁查询

 SELECT SYS.DM_EXEC_REQUESTS.SESSION_ID,TEXT AS '执行SQL',CLIENT_NET_ADDRESS AS '请求IP',SYS.DM_EXEC_CONNECTIONS.CONNECTION_ID AS '连接ID',LAST_READ AS '最后读取时间',LAST_WRITE AS '最后写入时间',CLIENT_TCP_PORT AS '客户端端口',CPU_TIME AS 'CPU时间',BLOCKING_SESSION_ID  AS '加锁ID'
 FROM SYS.DM_EXEC_REQUESTS                          CROSS APPLY SYS.DM_EXEC_SQL_TEXT(SQL_HANDLE)
                 LEFT JOIN SYS.DM_TRAN_LOCKS        ON SYS.DM_EXEC_REQUESTS.SESSION_ID=SYS.DM_TRAN_LOCKS.REQUEST_SESSION_ID
                 LEFT JOIN SYS.DM_EXEC_CONNECTIONS  ON SYS.DM_EXEC_CONNECTIONS.SESSION_ID=SYS.DM_EXEC_REQUESTS.SESSION_ID
  WHERE RESOURCE_TYPE='OBJECT'
 ORDER BY CPU_TIME  DESC