使用RMAN进行排除表空间备份

核心提示： 然后关闭数据库，我们可以进行一次恢复尝试：[oracle@test126 udump]$ sqlplus "/ as sysdba"SQL*Plus: Release 10.2.0.1.0 - Production on Mon Oct 9 07:07:28 2006C

然后关闭数据库，我们可以进行一次恢复尝试：

[oracle@test126 udump]$ sqlplus "/ as sysdba"SQL*Plus: Release 10.2.0.1.0 - Production on Mon Oct 9 07:07:28 2006
Copyright (c) 1982, 2005, Oracle. All rights reserved.
Connected to:
Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - Production
With the Partitioning and Data Mining options
SQL> select name from v$datafile;
NAME
--------------------------------------------------------------------------------
/opt/oracle/oradata/eygle/system01.dbf
/opt/oracle/oradata/eygle/undotbs01.dbf
/opt/oracle/oradata/eygle/sysaux01.dbf
/opt/oracle/oradata/eygle/users01.dbf
SQL> shutdown immediate;
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> exit
Disconnected from Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - Production
With the Partitioning and Data Mining options

看看恢复进程：

[oracle@test126 udump]$ rman target /Recovery Manager: Release 10.2.0.1.0 - Production on Mon Oct 9 07:08:40 2006
Copyright (c) 1982, 2005, Oracle. All rights reserved.
connected to target database (not started)
RMAN> startup mount;
Oracle instance started
database mounted
Total System Global Area 536870912 bytes
Fixed Size 1220460 bytes
Variable Size 150995092 bytes
Database Buffers 377487360 bytes
Redo Buffers 7168000 bytes
RMAN> restore database;
Starting restore at 09-OCT-06
using target database control file instead of recovery catalog
allocated channel: ORA_DISK_1
channel ORA_DISK_1: sid=542 devtype=DISK
file 4 is excluded from whole database backup
channel ORA_DISK_1: starting datafile backupset restore
channel ORA_DISK_1: specifying datafile(s) to restore from backup set
restoring datafile 00001 to /opt/oracle/oradata/eygle/system01.dbf
restoring datafile 00002 to /opt/oracle/oradata/eygle/undotbs01.dbf
restoring datafile 00003 to /opt/oracle/oradata/eygle/sysaux01.dbf
channel ORA_DISK_1: reading from backup piece /opt/oracle/flash_recovery_area/EYGLE/backupset/
2006_10_09/o1_mf_nnndf_TAG20061009T070612_2lm135od_.bkp
channel ORA_DISK_1: restored backup piece 1
piece handle=/opt/oracle/flash_recovery_area/EYGLE/backupset/
2006_10_09/o1_mf_nnndf_TAG20061009T070612_2lm135od_.bkp tag=TAG20061009T070612
channel ORA_DISK_1: restore complete, elapsed time: 00:00:36
failover to previous backup
Finished restore at 09-OCT-06
RMAN> recover database;
Starting recover at 09-OCT-06
using channel ORA_DISK_1
starting media recovery
media recovery complete, elapsed time: 00:00:02
Finished recover at 09-OCT-06
RMAN> alter database open;
database opened
RMAN>

但是需要注意，如果未备份的表空间文件丢失，不可恢复，你可能需要重建以还原数据库。