RMAN：恢复管理器

RMAN：恢复管理器

可以连接的3中数据库有：

1：Target database【 只有sysdba权限才能连接target database】

2：Recover catalog database【目录数据库存有RMAN备份的信息】

3：Auxiliary database【连接主数据库时候也可以连接辅助数据库，可以将主数据库copy到辅助数据库】

[oracle@gechong ~]$ sqlplus /nolog

SQL*Plus: Release 11.2.0.1.0 Production on Mon Aug 5 15:55:25 2013

Copyright (c) 1982, 2009, Oracle.  All rights reserved.

SQL> conn /as sysdba

Connected to an idle instance.

SQL> archive log list

ORA-01012: not logged on

SQL> show user

USER is "SYS"

SQL> startup

ORACLE instance started.

Total System Global Area  598437888 bytes

Fixed Size                  1338140 bytes

Variable Size             360711396 bytes

Database Buffers          230686720 bytes

Redo Buffers                5701632 bytes

Database mounted.

Database opened.

SQL> archive log list

Database log mode              No Archive Mode

Automatic archival             Disabled

Archive destination            USE_DB_RECOVERY_FILE_DEST

Oldest online log sequence     1

Current log sequence           3

SQL>

SQL> exit

Disconnected from Oracle Database 11g Enterprise Edition Release                          

11.2.0.1.0 - Production

With the Partitioning, OLAP, Data Mining and Real Application Te                         

sting options

[oracle@gechong ~]$ rman target /

Recovery Manager: Release 11.2.0.1.0 - Production on Mon Aug 5 1                         

5:58:08 2013

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

hts reserved.

connected to target database: ORCL (DBID=1350434187)

RMAN>

RMAN> backup database;

RMAN> list backupset;

如果没有format，那默认被分到闪回区。

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