Linux下Oracle归档日志自动清理脚本代码(sh)

#!/bin/sh
export back_date=`date +%y%m%d`
export backup_path=/home/oracle/dbbak
echo `mkdir -p ${backup_path}/archivelog/${back_date}`
rman msglog=$backup_path/archivelog/${back_date}/arch_0_$back_date.log << eof
connect target /;
delete expired archivelog all;
delete noprompt archivelog until time 'sysdate - 1' ;
exit
eof