11g active data guard实现备库rman备份

11g active data guard实现备库rman备份，这样可以在不影响主库对外服务的情况下，实现数据库的备份。

11g active data guard实现备库rman备份，，这样可以在不影响主库对外服务的情况下，实现数据库的备份。

测试如下：

SQL> select OPEN_MODE,PROTECTION_MODE,PROTECTION_LEVEL,DATABASE_ROLE from v$database;

OPEN_MODE            PROTECTION_MODE      PROTECTION_LEVEL    DATABASE_ROLE
-------------------- -------------------- -------------------- ----------------
READ ONLY WITH APPLY MAXIMUM AVAILABILITY MAXIMUM AVAILABILITY PHYSICAL STANDBY

SQL> exit
Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
@pekdc1-vcm-04: [/flashbackfile/vcm01/VCM01_B/backupset/2014_03_04] 
$rman target /

Recovery Manager: Release 11.2.0.3.0 - Production on Tue Mar 4 17:01:40 2014

Copyright (c) 1982, 2011, Oracle and/or its affiliates.  All rights reserved.

connected to target database: VCM01 (DBID=1142584794)

RMAN> backup database;

Starting backup at 04-MAR-14
using target database control file instead of recovery catalog
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=2280 device type=DISK
channel ORA_DISK_1: starting full datafile backup set
channel ORA_DISK_1: specifying datafile(s) in backup set
input datafile file number=00005 name=/datafile/vcm01/htz_data01.dbf
input datafile file number=00002 name=/datafile/vcm01/sysaux01.dbf
input datafile file number=00008 name=/datafile/vcm01/vats_dat01.dbf
input datafile file number=00004 name=/datafile/vcm01/dba_ts01.dbf
input datafile file number=00001 name=/datafile/vcm01/system01.dbf
input datafile file number=00006 name=/datafile/vcm01/htz_index01.dbf
input datafile file number=00003 name=/datafile/vcm01/undotbs01.dbf
input datafile file number=00007 name=/datafile/vcm01/user_ts_moni_11b01.dbf
input datafile file number=00009 name=/datafile/vcm01/user_ts_moni_12b01.dbf
input datafile file number=00010 name=/datafile/vcm01/user_ts_moni_13a01.dbf
channel ORA_DISK_1: starting piece 1 at 04-MAR-14
channel ORA_DISK_1: finished piece 1 at 04-MAR-14
piece handle=/flashbackfile/vcm01/VCM01_B/backupset/2014_03_04/o1_mf_nnndf_TAG20140304T170146_9kc5mv98_.bkp tag=TAG20140304T170146 comment=NONE
channel ORA_DISK_1: backup set complete, elapsed time: 00:00:25
channel ORA_DISK_1: starting full datafile backup set
channel ORA_DISK_1: specifying datafile(s) in backup set
including current control file in backup set
including current SPFILE in backup set
channel ORA_DISK_1: starting piece 1 at 04-MAR-14
channel ORA_DISK_1: finished piece 1 at 04-MAR-14
piece handle=/flashbackfile/vcm01/VCM01_B/backupset/2014_03_04/o1_mf_ncsnf_TAG20140304T170146_9kc5nofm_.bkp tag=TAG20140304T170146 comment=NONE
channel ORA_DISK_1: backup set complete, elapsed time: 00:00:01
Finished backup at 04-MAR-14

RMAN>

推荐阅读：

RMAN 配置归档日志删除策略

Oracle基础教程之通过RMAN复制数据库

RMAN备份策略制定参考内容

RMAN备份学习笔记

Oracle数据库备份加密 RMAN加密