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pidrman:使用Rman的Plus archvielog选项简化数据库备
来源: 发布时间:星期二, 2009年5月5日 浏览:0次 评论:0
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Oracle9i开始Rman提供plus archivelog选项 ![](/icons/10005dou.gif) 极大 ![](/icons/10005de.gif) 简化了Rman备份 ![](/icons/10005de.gif) 操作 ![](/icons/10005dou2.gif)
当你定义plus archivelog语句时 ![](/icons/10005dou.gif) RMAN执行如下步骤 ![](/icons/10005de.gif) 操作: 1 ![](/icons/10005dou2.gif) 运行 ![](/icons/10005yi.gif) 个ALTER SYSTEM ARCHIVELOG CURRENT命令 2 ![](/icons/10005dou2.gif) 运行BACKUP ARCHIVELOG ALL命令 ![](/icons/10005dou2.gif) 注重假如备份优化被启用 ![](/icons/10005dou.gif) RMAN只会备份未备份过 ![](/icons/10005de.gif) 日志 3 ![](/icons/10005dou2.gif) 备份BACKUP命令中定义 ![](/icons/10005de.gif) 文件 4 ![](/icons/10005dou2.gif) 运行ALTER SYSTEM ARCHIVELOG CURRENT命令 5 ![](/icons/10005dou2.gif) 备份所有 ![](/icons/10005de.gif) 剩下 ![](/icons/10005de.gif) 归档日志
测试备份脚本:
backup database
format '/opt/oracle/orabak/full_%d_%T_%s'
plus archivelog
format '/opt/oracle/orabak/arch_%d_%T_%s'
delete all input;
测试日志:
[oracle@jumper oracle]$ rman target /
Recovery Manager: Release 9.2.0.4.0 - ProdUCtion
Copyright (c) 1995, 2002, Oracle Corporation. All rights reserved.
connected to target database: CONNER (DBID=3152029224)
RMAN> run {
2> backup database
3> format '/opt/oracle/orabak/full%d_%T_%s'
4> plus archivelog
5> format '/opt/oracle/orabak/arch_%d_%T_%s'
6> delete all input; }
Starting backup at 04-NOV-04
current log archived
using target database controlfile instead of recovery catalog
allocated channel: ORA_DISK_1
channel ORA_DISK_1: sid=12 devtype=DISK
channel ORA_DISK_1: starting archive log backup
channel ORA_DISK_1: spec ying archive log(s) in backup
input archive log thread=1 sequence=163 recid=6 stamp=541351580
channel ORA_DISK_1: starting piece 1 at 04-NOV-04
channel ORA_DISK_1: finished piece 1 at 04-NOV-04
piece handle=/opt/oracle/orabak/arch_CONNER_20041104_7 comment=NONE
channel ORA_DISK_1: backup complete, elapsed time: 00:00:02
channel ORA_DISK_1: deleting archive log(s)
archive log filename=/opt/oracle/oradata/conner/archive/1_163.dbf recid=6 stamp=541351580
Finished backup at 04-NOV-04
Starting backup at 04-NOV-04
using channel ORA_DISK_1
channel ORA_DISK_1: starting full datafile backup
channel ORA_DISK_1: spec ying datafile(s) in backup
including current SPFILE in backup
including current controlfile in backup
input datafile fno=00004 name=/opt/oracle/oradata/conner/eygle01.dbf
input datafile fno=00001 name=/opt/oracle/oradata/conner/system01.dbf
input datafile fno=00002 name=/opt/oracle/oradata/conner/undotbs01.dbf
input datafile fno=00003 name=/opt/oracle/oradata/conner/users01.dbf
channel ORA_DISK_1: starting piece 1 at 04-NOV-04
aaaachannel ORA_DISK_1: finished piece 1 at 04-NOV-04
piece handle=/opt/oracle/orabak/full_CONNER_20041104_8 comment=NONE
channel ORA_DISK_1: backup complete, elapsed time: 00:04:04
Finished backup at 04-NOV-04
Starting backup at 04-NOV-04
current log archived
using channel ORA_DISK_1
channel ORA_DISK_1: starting archive log backup
channel ORA_DISK_1: spec ying archive log(s) in backup
input archive log thread=1 sequence=164 recid=7 stamp=541351832
channel ORA_DISK_1: starting piece 1 at 04-NOV-04
channel ORA_DISK_1: finished piece 1 at 04-NOV-04
piece handle=/opt/oracle/orabak/arch_CONNER_20041104_9 comment=NONE
channel ORA_DISK_1: backup complete, elapsed time: 00:00:02
channel ORA_DISK_1: deleting archive log(s)
archive log filename=/opt/oracle/oradata/conner/archive/1_164.dbf recid=7 stamp=541351832
Finished backup at 04-NOV-04
RMAN>
通过plus archivelog,简化了备份操作 ![](/icons/10005dou.gif) 同时确保需要 ![](/icons/10005de.gif) 日志都被备份
[oracle@jumper orabak]$ ls -l
total 751628
-rw-r----- 1 oracle dba 156160 Nov 4 15:26 arch_CONNER_20041104_7
-rw-r----- 1 oracle dba 60928 Nov 4 15:30 arch_CONNER_20041104_9
-rw-r----- 1 oracle dba 768679936 Nov 4 15:30 full_CONNER_20041104_8
本文作者: eygle,Oracle技术关注者,来自中国最大 ![](/icons/10005de.gif) Oracle技术论坛itpub. www.eygle.com是作者 ![](/icons/10005de.gif) 个人站点.你可通过 [email protected]来联系作者.欢迎技术探讨交流以及链接交换.
原文出处:
http://www.eygle.com/ha/Use.Rman.Plus.Archivelog.Option.htm
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