--backup_oracle.bat文件
rman target / cmdfile=D:/backup/rman/backup_db.rman 
log=d:/backup/rman/logfile/rmanlog%date:~0,4%%date:~5,2%%date:~8,2%.log

--backup_db.rman文件
CONFIGURE RETENTION POLICY TO REDUNDANCY = 2;
CONFIGURE DEVICE TYPE DISK PARALLELISM 2;
CONFIGURE DEFAULT DEVICE TYPE TO DISK;
backup filesperset = 5 as compressed backupset database format 'd:/backup/rman/full_%U.rman';
sql 'alter system archive log current';
backup  filesperset = 50 as compressed backupset archivelog  all format 'd:/backup/rman/arch_%U.rman'  delete input;
DELETE noprompt OBSOLETE;
crosscheck backup;
delete noprompt expired backup;
backup  format 'd:/backup/rman/ctl_%U.rman' current controlfile;
backup spfile format 'd:/backup/rman/spfile_%U.rman' ;
exit;
backup_oracle.bat
 

--delete_dg_archivelog.bat
rem 注意修改 部署目录
cd D:/win_xifenfei
d:
rem 注意delete_archive.sql 查询是否有记录

echo delete archivelog staring > delete_archivelog.bak
sqlplus / as sysdba @delete_archive.sql
echo rman target / cmdfile=rman_checkcross.rman>>delete_archivelog.bat 
delete_archivelog.bat >>delete_dg_archivelog_%DATE:~0,4%%DATE:~5,2%%DATE:~8,2%".log
exit

--delete_archive.sql
set lines 150
col name for a150
set pagesize 0 feedback off verify off heading off echo off
spool delete_archivelog.bat
select 'del '||name from v$archived_log where APPLIED='YES' AND NAME IS NOT NULL and DEST_ID=1;
spool off
exit;

--rman_checkcross.rman
crosscheck archivelog all;
delete noprompt expired archivelog all;
exit
delete_dg_archivelog.bat