如何用$dbh->FetchRow()取出返回代码的第二行

lqline

use Win32::ODBC连接到一台sql server2000 的机器,
执行$dbh->Sql("exec sp_Monitor")后,
用while($dbh->FetchRow()){
  @ha = $dbh->Data() }只能返回第一行,
请问各位高手如何返回第二行或者其它行

>exec sp_monitor;
last_run current_run seconds
−−−−−−−−−−−−−−−−−−−−−−−−−−− −−−−−−−−
Aug 3 1998 12:05AM Aug 3 1998 12:05AM 1

cpu_busy io_busy idle
−−−−−−−−−−−−−−−−−−−−−−−−− −−−−−−−−−−−
0(0)−0% 0(0)−0% 40335(0)−0%

packets_received packets_sent packet_errors
−−−−−−−−−−−−−−−−−−−−−−−−− −−−−−−−−−−−
1648(0) 1635(0) 0(0)

total_read total_write total_errors connections
−−−−−−−−−−−−−−−−−−− −−−−−−−−−−−−−−−−−−
391(0) 180(0) 0(0) 11(0)