【只读表空间--恢复-1】
1只读 ---备份只读 故障 只读 还原有故障的数据文件 2只读 ---备份只读 可写 故障 还原备份数据文件,重做recover 3只读 ---备份可写 只读 故障 还原备份数据文件,recover 1 进入rman,确保是否有备份的文件: [oracle@oracle ~]$ rman target /Recovery Man
1>只读 ---备份只读 故障 只读 还原有故障的数据文件2>只读 ---备份只读 可写 故障 还原备份数据文件,重做recover
3>只读 ---备份可写 只读 故障 还原备份数据文件,recover
1>
进入rman,确保是否有备份的文件:
[oracle@oracle ~]$ rman target / Recovery Manager: Release 10.2.0.5.0 - Production on Thu Nov 6 09:44:08 2014 Copyright (c) 1982, 2007, Oracle. All rights reserved. connected to target database: JADL10G (DBID=2011508104) RMAN> list backup of tablespace users; using target database control file instead of recovery catalog List of Backup Sets =================== BS Key Type LV Size Device Type Elapsed Time Completion Time ------- ---- -- ---------- ----------- ------------ --------------- 1 Full 609.23M DISK 00:00:38 06-NOV-14 BP Key: 1 Status: AVAILABLE Compressed: NO Tag: TAG20141106T063059 Piece Name: /u01/oracle/flash_recovery_area/JADL10G/backupset/2014_11_06/o1_mf_nnndf_TAG20141106T063059_b5o994hx_.bkp List of Datafiles in backup set 1 File LV Type Ckp SCN Ckp Time Name ---- -- ---- ---------- --------- ---- 4 Full 422818 06-NOV-14 /u01/oracle/oradata/jadl10g/users01.dbf
修改表空间为只读表空间:
[oracle@oracle ~]$ sqlplus / as sysdba SQL*Plus: Release 10.2.0.5.0 - Production on Thu Nov 6 09:45:35 2014 Copyright (c) 1982, 2010, Oracle. All Rights Reserved. Connected to: Oracle Database 10g Enterprise Edition Release 10.2.0.5.0 - 64bit Production With the Partitioning, Oracle Label Security, OLAP, Data Mining Scoring Engine and Real Application Testing options SQL> alter tablespace users read only; Tablespace altered.
进入rman,重新备份数据库,删除以前备份的可以节省空间使用delete backup命令可以删除;
[oracle@oracle ~]$ rman target / Recovery Manager: Release 10.2.0.5.0 - Production on Thu Nov 6 09:50:29 2014 Copyright (c) 1982, 2007, Oracle. All rights reserved. connected to target database: JADL10G (DBID=2011508104) RMAN> backup database; --备份数据库 Starting backup at 06-NOV-14 using target database control file instead of recovery catalog allocated channel: ORA_DISK_1 channel ORA_DISK_1: sid=159 devtype=DISK channel ORA_DISK_1: starting full datafile backupset channel ORA_DISK_1: specifying datafile(s) in backupset input datafile fno=00001 name=/u01/oracle/oradata/jadl10g/system01.dbf input datafile fno=00003 name=/u01/oracle/oradata/jadl10g/sysaux01.dbf input datafile fno=00005 name=/u01/oracle/oradata/jadl10g/example01.dbf input datafile fno=00002 name=/u01/oracle/oradata/jadl10g/undotbs01.dbf input datafile fno=00004 name=/u01/oracle/oradata/jadl10g/users01.dbf channel ORA_DISK_1: starting piece 1 at 06-NOV-14 channel ORA_DISK_1: finished piece 1 at 06-NOV-14 piece handle=/u01/oracle/flash_recovery_area/JADL10G/backupset/2014_11_06/o1_mf_nnndf_TAG20141106T095036_b5onzdz1_.bkp tag=TAG20141106T095036 comment=NONE channel ORA_DISK_1: backup set complete, elapsed time: 00:00:55 channel ORA_DISK_1: starting full datafile backupset channel ORA_DISK_1: specifying datafile(s) in backupset including current control file in backupset including current SPFILE in backupset channel ORA_DISK_1: starting piece 1 at 06-NOV-14 channel ORA_DISK_1: finished piece 1 at 06-NOV-14 piece handle=/u01/oracle/flash_recovery_area/JADL10G/backupset/2014_11_06/o1_mf_ncsnf_TAG20141106T095036_b5oo15kf_.bkp tag=TAG20141106T095036 comment=NONE channel ORA_DISK_1: backup set complete, elapsed time: 00:00:02 Finished backup at 06-NOV-14 RMAN> exit Recovery Manager complete.
删除users表空间(只读的文件)
[oracle@oracle ~]$ rm /u01/oracle/oradata/jadl10g/users01.dbf
连接到DB,执行查询发现报错:
[oracle@oracle ~]$ sqlplus / as sysdba SQL*Plus: Release 10.2.0.5.0 - Production on Thu Nov 6 09:52:33 2014 Copyright (c) 1982, 2010, Oracle. All Rights Reserved. Connected to: Oracle Database 10g Enterprise Edition Release 10.2.0.5.0 - 64bit Production With the Partitioning, Oracle Label Security, OLAP, Data Mining Scoring Engine and Real Application Testing options SQL> select * from scott.dept; select * from scott.dept * ERROR at line 1: ORA-01116: error in opening database file 4 ORA-01110: data file 4: '/u01/oracle/oradata/jadl10g/users01.dbf' ORA-27041: unable to open file Linux-x86_64 Error: 2: No such file or directory Additional information: 3 SQL> exit Disconnected from Oracle Database 10g Enterprise Edition Release 10.2.0.5.0 - 64bit Production With the Partitioning, Oracle Label Security, OLAP, Data Mining Scoring Engine and Real Application Testing options
连接到rman:
[oracle@oracle ~]$ rman target / Recovery Manager: Release 10.2.0.5.0 - Production on Thu Nov 6 09:53:40 2014 Copyright (c) 1982, 2007, Oracle. All rights reserved. connected to target database: JADL10G (DBID=2011508104) RMAN> sql 'alter database datafile 4 offline '; --数据文件脱机 using target database control file instead of recovery catalog sql statement: alter database datafile 4 offline RMAN> restore datafile 4; --恢复数据文件,此处可以是文件的路径 restore datafile '/u01/oracle/oradata/jadl10g/users01.dbf'; Starting restore at 06-NOV-14 allocated channel: ORA_DISK_1 channel ORA_DISK_1: sid=136 devtype=DISK channel ORA_DISK_1: starting datafile backupset restore channel ORA_DISK_1: specifying datafile(s) to restore from backup set restoring datafile 00004 to /u01/oracle/oradata/jadl10g/users01.dbf channel ORA_DISK_1: reading from backup piece /u01/oracle/flash_recovery_area/JADL10G/backupset/2014_11_06/o1_mf_nnndf_TAG20141106T095036_b5onzdz1_.bkp channel ORA_DISK_1: restored backup piece 1 piece handle=/u01/oracle/flash_recovery_area/JADL10G/backupset/2014_11_06/o1_mf_nnndf_TAG20141106T095036_b5onzdz1_.bkp tag=TAG20141106T095036 channel ORA_DISK_1: restore complete, elapsed time: 00:00:02 Finished restore at 06-NOV-14 RMAN> sql 'alter database datafile 4 online '; ---连接数据文件 sql statement: alter database datafile 4 online RMAN> exit Recovery Manager complete.
连接到DB,执行查询发现可以查询到结果:
[oracle@oracle ~]$ sqlplus / as sysdba SQL*Plus: Release 10.2.0.5.0 - Production on Thu Nov 6 09:55:00 2014 Copyright (c) 1982, 2010, Oracle. All Rights Reserved. Connected to: Oracle Database 10g Enterprise Edition Release 10.2.0.5.0 - 64bit Production With the Partitioning, Oracle Label Security, OLAP, Data Mining Scoring Engine and Real Application Testing options SQL> select * from scott.dept; DEPTNO DNAME LOC ---------- -------------- ------------- 10 ACCOUNTING NEW YORK 20 RESEARCH DALLAS 30 SALES CHICAGO 40 OPERATIONS BOSTON 2>
连接DB,修改表空间为可写:
[oracle@oracle ~]$ sqlplus / as sysdba SQL*Plus: Release 10.2.0.5.0 - Production on Thu Nov 6 10:04:27 2014 Copyright (c) 1982, 2010, Oracle. All Rights Reserved. Connected to: Oracle Database 10g Enterprise Editio【本文来自鸿网互联 (http://www.68idc.cn)】n Release 10.2.0.5.0 - 64bit Production With the Partitioning, Oracle Label Security, OLAP, Data Mining Scoring Engine and Real Application Testing options SQL> alter tablespace users read write; Tablespace altered. SQL> exit Disconnected from Oracle Database 10g Enterprise Edition Release 10.2.0.5.0 - 64bit Production With the Partitioning, Oracle Label Security, OLAP, Data Mining Scoring Engine and Real Application Testing options
删除users表空间(可写的表空间):
[oracle@oracle ~]$ rm /u01/oracle/oradata/jadl10g/users01.dbf
连接到DB,执行查询发现报错:
[oracle@oracle ~]$ sqlplus / as sysdba SQL*Plus: Release 10.2.0.5.0 - Production on Thu Nov 6 10:05:32 2014 Copyright (c) 1982, 2010, Oracle. All Rights Reserved. Connected to: Oracle Database 10g Enterprise Edition Release 10.2.0.5.0 - 64bit Production With the Partitioning, Oracle Label Security, OLAP, Data Mining Scoring Engine and Real Application Testing options SQL> select * from scott.dept; select * from scott.dept * ERROR at line 1: ORA-01116: error in opening database file 4 ORA-01110: data file 4: '/u01/oracle/oradata/jadl10g/users01.dbf' ORA-27041: unable to open file Linux-x86_64 Error: 2: No such file or directory Additional information: 3 SQL> exit Disconnected from Oracle Database 10g Enterprise Edition Release 10.2.0.5.0 - 64bit Production With the Partitioning, Oracle Label Security, OLAP, Data Mining Scoring Engine and Real Application Testing options
连接到rman:
[oracle@oracle ~]$ rman target / Recovery Manager: Release 10.2.0.5.0 - Production on Thu Nov 6 10:06:31 2014 Copyright (c) 1982, 2007, Oracle. All rights reserved. connected to target database: JADL10G (DBID=2011508104) RMAN> sql 'alter database datafile 4 offline '; using target database control file instead of recovery catalog sql statement: alter database datafile 4 offline RMAN> restore datafile 4; Starting restore at 06-NOV-14 allocated channel: ORA_DISK_1 channel ORA_DISK_1: sid=159 devtype=DISK channel ORA_DISK_1: starting datafile backupset restore channel ORA_DISK_1: specifying datafile(s) to restore from backup set restoring datafile 00004 to /u01/oracle/oradata/jadl10g/users01.dbf channel ORA_DISK_1: reading from backup piece /u01/oracle/flash_recovery_area/JADL10G/backupset/2014_11_06/o1_mf_nnndf_TAG20141106T095036_b5onzdz1_.bkp channel ORA_DISK_1: restored backup piece 1 piece handle=/u01/oracle/flash_recovery_area/JADL10G/backupset/2014_11_06/o1_mf_nnndf_TAG20141106T095036_b5onzdz1_.bkp tag=TAG20141106T095036 channel ORA_DISK_1: restore complete, elapsed time: 00:00:01 Finished restore at 06-NOV-14 RMAN> recover datafile 4; Starting recover at 06-NOV-14 using channel ORA_DISK_1 starting media recovery media recovery complete, elapsed time: 00:00:03 Finished recover at 06-NOV-14 RMAN> sql 'alter database datafile 4 online '; sql statement: alter database datafile 4 online RMAN> exit Recovery Manager complete.
连接到DB,执行查询发现可以查询到结果:
[oracle@oracle ~]$ sqlplus / as sysdba SQL*Plus: Release 10.2.0.5.0 - Production on Thu Nov 6 10:08:18 2014 Copyright (c) 1982, 2010, Oracle. All Rights Reserved. Connected to: Oracle Database 10g Enterprise Edition Release 10.2.0.5.0 - 64bit Production With the Partitioning, Oracle Label Security, OLAP, Data Mining Scoring Engine and Real Application Testing options SQL> select * from scott.dept; DEPTNO DNAME LOC ---------- -------------- ------------- 10 ACCOUNTING NEW YORK 20 RESEARCH DALLAS 30 SALES CHICAGO 40 OPERATIONS BOSTON

热AI工具

Undresser.AI Undress
人工智能驱动的应用程序,用于创建逼真的裸体照片

AI Clothes Remover
用于从照片中去除衣服的在线人工智能工具。

Undress AI Tool
免费脱衣服图片

Clothoff.io
AI脱衣机

Video Face Swap
使用我们完全免费的人工智能换脸工具轻松在任何视频中换脸!

热门文章

热工具

记事本++7.3.1
好用且免费的代码编辑器

SublimeText3汉化版
中文版,非常好用

禅工作室 13.0.1
功能强大的PHP集成开发环境

Dreamweaver CS6
视觉化网页开发工具

SublimeText3 Mac版
神级代码编辑软件(SublimeText3)

在抖音这个充满创意与活力的短视频平台上,我们不仅可以欣赏到各种精彩内容,还能与志同道合的朋友展开深入的交流。其中,聊天火花作为衡量双方互动热度的重要指标,常常在不经意间点燃我们与好友之间的情感纽带。然而,有时由于一些原因,聊天火花可能会断开,那么如果我们想要恢复聊天火花究竟该如何操作呢,这篇教程攻略就将为大家带来详细的内容攻略介绍,希望能帮助到大家。抖音聊天火花断了怎么恢复?1、打开抖音的消息页面,选择好友聊天。2、互发消息聊天。3、连续发消息3天,就可以获得火花标识。在3天基础上,互发图片或视

黑鲨手机无法开机怎么办?教你自救方法!在我们日常生活中,手机已经成为我们不可或缺的一部分。而对于很多人来说,黑鲨手机是一款备受喜爱的游戏手机。但是难免会遇到各种问题,其中之一就是手机无法开机。当你遇到这样的情况时,不要慌张,下面将为你介绍一些解决方法,希望能帮助到你。首先,当黑鲨手机无法开机时,首先要检查手机是否有足够的电量。可能是由于电量耗尽导致无法开机,

在PHP中备份和还原MySQL数据库可通过以下步骤实现:备份数据库:使用mysqldump命令转储数据库为SQL文件。还原数据库:使用mysql命令从SQL文件还原数据库。

WindowsServerBackup是WindowsServer操作系统自带的一个功能,旨在帮助用户保护重要数据和系统配置,并为中小型和企业级企业提供完整的备份和恢复解决方案。只有运行Server2022及更高版本的用户才能使用这一功能。在本文中,我们将介绍如何安装、卸载或重置WindowsServerBackup。如何重置Windows服务器备份如果您的服务器备份遇到问题,备份所需时间过长,或无法访问已存储的文件,那么您可以考虑重新设置WindowsServer备份设置。要重置Windows

黑鲨手机是一款以性能强悍、游戏体验出色而著称的智能手机品牌,备受广大游戏玩家和科技爱好者的喜爱。然而,就像其他智能手机一样,黑鲨手机也会出现各种问题,其中充电故障是比较常见的一种。充电故障不仅会影响手机的正常使用,还可能引发更严重的问题,因此及时解决充电问题十分重要。本文将从常见的黑鲨手机充电故障原因入手,介绍排查和解决充电问题的方法,希望能帮助读者解决黑鲨

Emmo日记是一款专为记录心情而设计的软件,它为你提供了一个私密的日记空间,让你能够记录下每天的重要或琐碎的事情。通过独特的情绪识别技术,Emmo日记还能帮助你更好地理解和处理自己的情绪。但是有的时候发现自己日记被误删了以后却不知道该如何恢复,那么这篇教程攻略就将为大家带来详细的恢复攻略介绍,希望能帮助到各位有需要的小伙伴们。emmo怎么找回之前的日记?1、在emmo选择屏幕左下角【设置】图标点击进入;2、选择屏幕【数据备份与恢复】图标,进入操作即可。

小红书作为一款流行的社交电商平台,用户可以在这里分享购物心得、生活点滴等。在使用过程中,有些用户可能会遇到自己发布的评论被删除的情况。那么,小红书被删除的评论怎么恢复呢?一、小红书被删除的评论怎么恢复?如果发现评论被误删,用户可以选择静待小红书官方团队进行恢复。在这种情况下,最好保持耐心等待,因为官方团队可能会在一段时间后自动处理并恢复评论。如果您发现评论被删除,可以考虑重新发布类似内容。但在重新发布时,请确保内容符合小红书的社区准则,以免再次遭到删除。3.联系小红书客服:如果认为自己的评论被误

近期有很多小伙伴咨询小编ghost怎么备份系统,接下来就让我们一起学习一下ghost备份系统的方法教程,希望可以帮助到大家。1、运行Ghost后,单击“OK”,如图所示。2、依次单击“Local”→“Partition”→“ToImage”(意为:本地→分区→到镜像文件),如图所示。3、出现选择本地硬盘窗口,单击要备份的分区所在硬盘,再单击“OK”,如图所示。4、出现选择源分区窗口(源分区就是你要备份的那个分区),单击系统所在的分区(通常为1区,一定要弄准),再单击“OK”,如图所示。5、此时弹
