mts file recovery

Normally, when the current control file is lost or the current control file is inconsistent with the control file to be restored, we need to re-create a control file or use unsing Backup controlfile to restore the control file. To put it simply, as long as the backup control

Extundelete is a Linux-based data recovery tool that parses file system logs to parse the inode information of all files, thus recovering files that have been mistakenly deleted under the mainstream EXT3,EXT4 file system under Linux. [Problem case] recently saw the group mentioned how to restore the Linux Ext4 mistakenly deleted files, have heard the ext3 pa

To back up the RMAN backup and recovery control files, we must first back up the database. The database backup process is as follows: RMAN backs up the entire database To back up the RMAN backup and recovery control files, we must first back up the database. The database backup process is as follows: RMAN backs up the entire database 1. Preface As a saying goes, "You must know what it is, but you must

Control file backup and recovery (RMAN tool) database version SQL> select * from v$version;BANNER--------------------------------------------------------------------------------Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - ProductionPL/SQL Release 11.2.0.1.0 - ProductionCORE 11.2.0.1.0 ProductionTNS for 32-bit Windows: Version 11.2.0.1.0 - ProductionNLSRTL Version 11.2.0.1.0 - Producti

ALTER DATABASE Create datafile causes the original data file to be lost We have a client with a small system to recover, after Oracle Database Recovery Check detection We found a strange phenomenon in the Red box section 1. The head of the file is fuzzy No, does not conform to the database unusual crash common sense, also and other files this sta

Database status Control File Controlling data file information in a file Data File header information Redo Information Based on the information gathered by the current database recovery check script (Oracle database Recovery

1. Preface As a saying goes, "You must know what it is, but you must know what it is ". But I don't know why. Why. This series of articles will show you how to do it and why it will also be involved. However, due to the limited level, the principle is not profound enough. I hope that the readers can understand the concept. I have read a lot of materials recently and are also thinking about the value that the technology we are pursuing can bring to this society. It's a bit boring to walk on the r

ERP Software database overwrite data recovery success/Reload database system software, resulting in file overwrite with same name"Data Recovery failure description"A hotel in Shanghai ERP software was originally installed on the C drive, the user mistakenly operation to uninstall the software, found that the software has not,But before the operation did not copy

Oracle online log files record the logs of data block changes during database operation. After the database becomes corrupted or fails abnormally, you must use online logs (or archive logs, repeat the changes in the database.When the log file itself is damaged (lost), the database may not be able to open normally. In this case, the recovery test is conducted (for reference only ): Change redo log size) Orac

has professional management software database Repair technical engineer, professional to provide housekeeper, U.S. Ping, think fast, branch vein management software Technical services, computer repair \ re-install system technical Services. Unable to log on, and so on error processing (connection failure, enter the correct server name, SQL server does not exist or deny access, User sa login failure and so on), data corruption repair, software extranet remote access, annual balance, software vers

Non-current online Log File fault recovery 1. ORA-00313 error when starting the database. ORA-00313: openfailedformembersofloggroup Non-current online Log File fault recovery 1. ORA-00313 error when starting the database. ORA-00313: open failed for members of log group Non-current online Log

1,Control File(Controlfile)Loss recovery Based on the control file's compound multi-path nature, there are two types of loss: one is the damage or loss of a control file, and the other is the loss of all control files. In the first case, you only need to copy the control file to the path of the corrupt or lost control

This article is a simulated test. The main steps are as follows:1. Perform rman full backup for the Test Database (nocatalog mode)2. Delete all files in the oradata \ orcl Directory3. Use rman for recovery.The detailed steps are as follows:1. Perform rman full backup for the Test DatabaseC: \ Documents Ents and Settings \ xGss2000> rman nocatalog target/Recovery Manager: Release 10.2.0.1.0-Production on Sunday, September 11, August 14 00:06:16 2011Cop

Article Title: Linux and Unix file system backup and recovery methods. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. Backup target: User File or entire File System Key backup Prob

RMAN backup and recovery-parameter file Restoration In RMAN, "restoration" and "restoration" have different meanings. "restoration" refers to accessing the previously generated backup set to obtain one or more objects, then restore these objects at a location on the disk. Detached from restoration. Recovery is an actual operation that allows a database to be open

You must be logged on as an administrator to perform these steps. A recovery certificate is a special Encrypting File System (EFS) certificate that can be recovered if the encryption key is lost or corrupted if the certificate is created and installed correctly. You need to create a recovery certificate, install the certificate, and then update the previous encr

Tags: Linux data recovery Ext4 file system fsckThere are several concepts that need to be understood before data recovery cases beginBlock group: The entire space of the Ext4 file system is divided into block groups, and the structure within each block group is roughly the same.Block Group Descriptor Table: each block

Recently because of the busy work, coupled with the end of a lot of projects, there is no time to write Bo, today, a friend asked about the Windows 2003 shadow copies of the function, said is only a whole disk restore, from itself, when we look at the disk properties, this is the case, this Windows R2 , Windows R2 is different, in Windows R2 we can restore files directly in the disk properties, in fact, under Windows 2003 can also achieve file-level

\FTTEST01 ', ' E:\ORACLE\PRODUCT\10.2.0\ORADATA\ORCL\USERS02. DBF ', ' E:\ORACLE\PRODUCT\10.2.0\ORADATA\ORCL\ZXF1. DBF ', ' E:\ORACLE\PRODUCT\10.2.0\ORADATa\orcl\zxf2. DBF ', ' E:\ORACLE\PRODUCT\10.2.0\ORADATA\ORCL\TZX01. DBF ' CHARACTER SET ZHS16GBK; 3.recover database; Restore Database 4. Open database alter DB open; Since Noresetlogs is recovered with the high SCN of the current log, there is basically no problem. IV: Using Resetlogs to perform control files and database

"User units"A branch of China Unicom"Data Recovery failure description"Sun Fiber Storage System, the central storage of 6 pieces of 300G hard disk RAID6, divided into several lun,map to different services on the server, the server runs the Sun Solaris operating system.In normal operation, the user needs to add a new application, so an IBM server is added, then a LUN in the store is mapped to the new IBM server in the online state, and unexpectedly, th