oracle10g data guard(dg)__归档日志备份删除相关策略_rman_configure
Examples of the CONFIGURE ARCHIVELOG DELETION POLICY CommandWhen backups of archived redo log files are taken on the standby database:Issue the following command on the primary database:CONFIGURE ...
对oracle10g data guard(dg)实行不一致性恢复
1,记录误删除备库数据文件的current_scn及resetlogs_change#SQL> select current_scn from v$database;CURRENT_SCN----------- 5765452,模拟删除备库的数据文件 mv line1...
rman_restore controlfile_and_autobackup之关系测试
1,如下表明:控制文件完完情况下,恢复控制文件从autobackup去找对应备份,所以你一定要形成配置spfile和controlfile自动备份的好习惯,不然,呵呵RMAN> restore controlfile;Starting restore at 30-JAN-10using cha...
oracle10g data guard(dg)_主库控制文件受损或loss_自动关库测试
********************* ATTENTION: ******************** The controlfile header block returned by the OS has a sequence number that is too old. The controlfile might be corrupted. P...
rman运行与控制文件损坏_loss_小测试
[oracle@localhost bdump]$ $ORACLE_HOME/bin/rman target sys/system@centosRecovery Manager: Release 10.2.0.4.0 - Production on Sat Jan 30 20:28:54 2010Copyright (c) 1982, 2007, Oracle. All rights ...
Recovery from the Loss of the Primary Control File
1,根据备库创建主库控制文件 ALTER DATABASE BACKUP CONTROLFILE TO TRACE NORESETLOGS;2,关闭主库,启动到nomount,把上步生成的控制文件脚本,运行3,open主库4,主库切换日志,测试重作应用是否传递且...
Recovery from Loss of Datafiles on the Standby
Recovery from Loss of Datafiles on the Standby DatabaseTo recover the standby database after the loss of one or moredatafiles, you must restore the lost files to the standby database fromthe backu...
oracle10g_rman_backup recovery area_相关备纪
在9i中oracle引入flashback查询,依赖于undo表空间存储的信息来闪回查询以前的版本,当然这个受限于undo表空间的大小,以及保留策略。在10g中oracle又引入了新的flashback功能,使用了flash recovery area来存储flas...
oracle10g data guard(dg)__flashback_physical database
1,在主库配置备库log_archive_dest_state_2=defer;再还原enable时,备库出现不应用日志; 测试主库添删数据文件及表空间提示报错,在alert中2,处理以上方法在主库生成备份控制文件,根据alert进行修改,把在备...
manage logical standby database
1,The DBA_LOGSTDBY_EVENTS view record interesting events that occurred during the operation of SQL Apply. By default, the view records the most recent 100 events. However, you can change the number of...
如何调优物理备库的重作日志应用速率_redo apply_dg_data guard
1,开启备库并行恢复(为备库主机cpu的2倍)2,配置备库db_block_checking=false(注:主库须为true);备库会有损失数据的风险哟3,主备库 PARALLEL_EXECUTION_MESSAGE_SIZE = 4096,须重启主备库 此行...
主库历经open resetlogs后,如何redo apply 物理备库_flashback physical standby db
Flashing Back a Physical Standby Database to a Specific Point-in-TimeThe following steps describe how to avoid re-creating a physical standby database after you issued the OPEN RESETLOGS statement o...
oracle10g data guard(dg)__Adding or Dropping Online Redo Log Files
Consequently, when you add or drop an online redo log file at theprimary site, it is important that you synchronize the changes in thestandby database by following these steps:If Redo Apply is run...
oracle10g data guard(dg)__主库重命名数据文件_在备库上同步重命名数据文件
Renaming a Datafile in the Primary DatabaseWhen you rename one or more datafiles in the primary database, thechange is not propagated to the standby database. Therefore, if youwant to rename the s...
oracle10 data guard(dg)__主库添删表空间及数据文件相关测试
1,我总共重建备库(物理)三次,最后一次搞定了2,第二次重构standby时,出现ora-600 1639 10错误,历问数人,无果3,终于重构成功或者:事出:由于虚拟机vmware的问题,或者不知的原因吧...
在vmware的centos(linux)中加载usb设备
无意之中看了杨大师的blog,讲述在linux中mount usb设备,一想我这儿也有现成的设备,加之以前就看过类似mount usb的linux文章,何不身体力行呢,开始作事!1,init 0 --关闭linux(vmware上)2,打开vmware中的linux(...
lftp学习备记录--转摘于网上
Linux FTP客户端 Lftp 使用方法一直想找一个在linux里能与FlashFXP比肩的ftp客户端,试过了若干种GUI的ftpclient,有free的也有nonfree的,但实际用过得同志应该清楚,说它们是lj,恐怕伤了作者的心,但又实在找不...
利用securt crt下载linux或者unix文件到windows
1,必须通过securt crt操作linux或者unix上面的文件(把unix的文件下载到本地windows)2,具体操作如下: sz rhel* --把linux或unix当前目录下面以rhel开头所有文件下载到securt本地对应的目录下 ...
恢复误删linux -ext3-ext2 文件系统文件的操作方法-转载
如何恢复linux下删除的文件 (下)准备测试文件现在请将附件中的 createfile.sh 文件下载到本地,并将其保存到/tmp/test 目录中,这个脚本可以帮助我们创建一个特殊的文件,其中每行包含 1KB字符,最开始的14个...
oracle10g Online Table Redefinition testing and related doc
1Online Table Redefinition ExamplesFor the following examples, see Oracle Database PL/SQL Packages and Types Reference for descriptions of all DBMS_REDEFINITION subprograms.Example ...