rman常用命令

C:\>rman target system/oracle catalog rman_admin/rman_admin

恢复管理器: Release 11.2.0.1.0 - Production on 星期五 12月 11 16:24:12 2015

Copyright (c) 1982, 2009, Oracle and/or its affiliates.  All rights reserved.

连接到目标数据库: ORACLE (DBID=1768241175)

连接到恢复目录数据库

连接到目标数据库（不使用恢复目录数据库）

$rman target / nocatalog

显示rman配置

RMAN> show all;

报告目标数据库的物理结构

RMAN> report schema;

报告陈旧备份

RMAN> report obsolete;

报告不可恢复的数据文件

RMAN> report unrecoverable;

列出备份信息

RMAN> list backup;

RMAN> list backup of database;

RMAN> list backup of tablespace table_name;

RMAN> list backup of controlfile;

RMAN> list backup of spfile;

RMAN> list backupset id;

校验备份

RMAN> crosscheck backup;

RMAN> crosscheck backup of database;

RMAN> crosscheck backup of tablespace system;

RMAN> crosscheck backup of controlfile;

RMAN> crosscheck backup of spfile;

RMAN> crosscheck backup of archivelog all;

校验没有备份过的归档日志

RMAN>crosscheck archivelog all;

RMAN>delete noprompt expired archivelog all;

刪除所有的Archivelog files

RMAN> delete archivelog all;

強制刪除昨天以前的archivelog files

RMAN> delete force archivelog until time 'sysdate -1';

RMAN> delete noprompt  force archivelog until time 'sysdate -2';

刪除所有过期的Archivelog files

RMAN> delete expired archivelog all; 

删除备份

RMAN> delete obsolete; -- 删除陈旧备份

RMAN> delete noprompt obsolete;

RMAN> delete expired backup; 

--删除所有expired的备份（包括归档日志、控制文件、备份聚）

RMAN> delete expired ;

 

RMAN> delete backupset id;

RMAN> delete backup; -- 删除所有备份

改变备份集的状态

RMAN> change backupset id unavailable;

改为长期备份

RMAN> change backupset id keep forever logs;

RMAN> change backupset id keep until time 'sysdate+30' logs;

RMAN> change backupset id nokeep;

基于时间：

RMAN>configure retention policy to recovery window of 30 days;

基于冗余数量：

CONFIGURE RETENTION POLICY TO REDUNDANCY  n ;

取消备份保留策略：

CONFIGURE RETENTION POLICY TO NONE;

设置归档日志存放在其它位置

set archivelog destination to 'e:\temp'