undelete file recovery

The recovery of the control file is divided into two steps: 1. Restore from backup; 2. Restore from redo log. 1. Backup control file recovery control files are classified by backup time span: 1 ). online image backup: the current control file, that is, the control

To recover deleted files We need to install a tool that can go online to download an invincible data recovery software installed in the computer. Attention: When the data is lost we do not have to do some file operations on your lost data disk, we do not put the recovered data in and lost a location in the recovery data. Remove

/EXAMPLE01.DBF 'Ora-27041:unable to open Filelinux-x86_64 error:2: No such file or directoryAdditional Information:3[Email protected] ~]$ Vi/tmp/1.rmanTo create a recovery script:[Email protected] ~]$ Cat/tmp/1.rmanrun{SQL ' ALTER DATABASE datafile 5 offline ';Restore DataFile 5;Recover DataFile 5;SQL ' ALTER DATABASE datafile 5 online ';}Rman uses the established script to recover data from the database:[E

Tags: --Backup control file rmantarget/rman>startup rman>configurecontrolfileautobackup on;--Start automatic backup rman>showcontrolfileautobackup;--show whether the control files are automatically backed up RMAN> configurecontrolfileautobackupformatfordevicetypediskto '/backup/%f '; --set control file backup path rman>showcontrolfileautobackupformat;-- Show automatic backup control

1. Because the normal situation of the U disk is deleted files can not find, we introduce the use of tools, to Baidu Search "U Disk File Recovery Tool plus cracked version" download and installed in your computer. 2. Now we first Test, the U disk file directly deleted, and then see if the software can be recovered. 3. Open the software just installed in the

Experimental project:Linux system files deleted by mistake recovery method;Host windows with Linux file sharingLab Environment:One: VMware virtual machine, Linux system RedHat6.5 (what version is not important);Two: Install the following 3 dependent packages (Please note the order!) ）1 "rpm-ivh/mnt/packages/e2fsprogs-libs-1.41.12-18.el6.x86_64.rpm2 "rpm-ivh/mnt/packages/libcom_err-devel-1.41.12-18.el6.x86_6

.-- Data used by Recovery Manager will be lost.-- Additional logs may be required for media recovery of offline-- Use this only if the current versions of all online logs are-- Available.-- After mounting the created controlfile, the following SQL-- Statement will place the database in the appropriate-- Protection mode:-- ALTER DATABASE SET STANDBY DATABASE TO MAXIMIZE PERFORMANCE;-- Commands to re-create i

What if you worked hard to edit or modify a document, but you accidentally hit the "Do Not save" button when you quit office? Is there any way to get back the unsaved work? No problem! OFFICE2010 has added this new feature to you--restoring unsaved versions. Below, I take Word2010 as an example to tell you how to recover an unsaved version. For other Office2010 programs, refer to similar methods. If you have modified a previously saved document, and you just quit without saving the changes, you

This problem occurs today. The word is just closed and cannot be opened. The above prompt is displayed. Solution: Open a Word document Then select file -- open -- Select Your corrupted word Click the downward arrow on the right to open and select Open and repair, Generally, it can be opened. I opened it in this way. Other reference solutions are as follows: When you open a Word 2003 document, the system prompts: "word cannot read this

Many friends may have had the case of mistakenly deleted files, in general, mistakenly deleted files can also be found in the recycling station, but often there are many friends did not pay attention to, often mistakenly deleted files even after the recycling station also emptied, this situation to retrieve the mistakenly deleted file can be found in theory (file deletion will not do), Many friends may asso

are not available, and there are dozens of files named "????.?" file, the capacity size is exactly the same and cannot be opened. 　　Second, recovery processing 1. Insert the USB drive into a different computer and display the drive letter normally. 2. Use the advanced Recovery feature in the Easyrecovery software to restore the USB drive, only the previously

If the control file is lost or damaged, how can this problem be solved? View the settings in the parameter file: SQL> show parameter control_files; Name type value-----------------------------------------------------------------------------Control_files string c: \ oracle \ product \ 10.2.0 \ oradaTa \ keymen \ control01.ctl, c: \ orACLE \ product \ 10.2.0 \ oradata \ KeYmen \ control02.ctl, c: \ oracle \Pr

recovery ORA-01110: data file 7: 'e: Oracle/product/10.2.0/oradata/orcl/test01.dbf '. This is because the database considers this data file to be damaged and needs to be usedRecoverCommandBackupAnd log information. Database Backup Recovery is a complex problem, but the solution for this instance is relatively simple.

]; } if (Is_dir ($path)) { Continue } else { @mkdir ($path, $mode); } } else { return false; } } return true; } } } } $z = new Zip; $lst = $z->get_list (' Test2.zip '); foreach ($lst as $val) { Print_r ($val). " \ n "; } $zip _obj = new Zippeter (); $zip _obj->extract () $z->extract (' Test2.zip ', "f:/wytddd",-1); /***/ Require_once ("zip.lib.php"); Set_time_limit (100); The file path to unzip

The latest version of IKE file data recovery software, support for local disk, mobile hard disk, U disk, SD card, TF card, Sony Memory stick and other storage devices on the recovery of files, including pictures, files, video and other file format recovery, scanning speed, s

Mysql Data File Deletion, operating system level recovery file, mysql level Under what backup conditions is the Data File deleted and restored?Restrictions 1. Do not use data blocks to be restored2. The file system is not damaged. Use tool ext3grep, http://code.google.com

al32utf829; 30 31 recover database32 33 alter system archive log all; 34 35 alter database open; 36 37 alter tablespace temp add tempfile '/u01/oradata/sunbak/temp01.dbf' 38 size 20971520 reuse autoextend on next 655360 maxsize 32767 m; 39 -- 40-Bash-3.00 $ 5. Use C. SQL to generate control files 1 -bash-3.00$ sqlplus /nolog 2 3 SQL*Plus: Release 10.2.0.2.0 - Production on Wed Jan 23 03:56:32 2013 4 5 Copyright (c) 1982, 2005, Oracle. All Rights Reserved. 6 SQL> conn /as sysdba 7 Connected

In the case of what backup, the data file was deleted for recoverySome of the restrictive conditions1. Data blocks that need to be recovered should not be used2. The file system itself has not been corruptedUsing the tool ext3grep,http://code.google.com/p/ext3grep/Installation./configureMakeMake installMountLs-id file system directory where data files are stored-

For more information, see Database SYS @ LEO1showuserUSERisSYSSYS @ LEO1select * fromv $ version. BANNER -------------------------------------------- For more information, see Database SYS @ LEO1showuserUSERisSYSSYS @ LEO1select * fromv $ version. BANNER -------------------------------------------- More highlights available 1. database version SYS @ LEO1> showuser USER is "SYS" SYS @ LEO1> select * from v $ version; BANNER --------------------------------------------------------------------