oracle 10G 闪回恢复区满的解决

oracle 10.2按默认安装，闪回区大小为2G，前几天导数据时imp程序停止不动，原来是闪回区满了，使用以下命令删除：   sqlplus /nolog  connect / as sysdba startup mount alter system set db_recovery_file_dest='' scope=both; alter database open;