script:RMAN 全备脚本

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* RMAN 全备数据文件加控制文件，归档日志文件，备份文件保存到 /../.. 下，
* 并在完成归档日志文件备份后，自动删除已备份的归档日志。
*
* 备份保留14天，过期自动删除。
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  db_full_backup.rman

RUN{
configure retenion policy to recovery window of 14 days;
configure controlfile autobackup on;
configure controlfile autobackup format for device type disk to '/../..%F';
allocate channel c1 device type disk format '/../..BAK_%U';
backup database skip inaccessible/offline/readonly
  plus archivelog filesperset 20
  delete all input;
release channel c1;
}
allocate channel for  maintenance device type disk ;
crosscheck backupset;
delete noprompt obsolete;