Introduction to Data Recovery Wizard
The Data Recovery Wizard is a powerful, easy-to-use data recovery software. The data recovery process is completed in 5 steps, and the user base is mainly for ordinary computer users. Common features are: Recover deleted files, restore formatted files, and recover lost partitions.
Recover 1.1. Loss of SPFile Recovery
Prerequisite: Automatic backup of database control files has been configured and reliable backups have been made:
Rman> CONFIGURE controlfile autobackup on;
New RMAN configuration parameters:
CONFIGURE Controlfile autobackup on;
A new RMAN configuration parameter was successfully stored
Starting resync for full recovery directory
Complete all Resync
Rman>
r
Oracle RAC Environment ASM Disk Group is forcibly deleted with kfed tool for perfect recovery of mistakenly deleted disk group casesIn some cases, may be due to misoperation, not small drop diskgroup, this time do not be nervous, this type of failure, can be kfed for a perfect recovery (data 0 lost). If the relevant ASM disk is further damaged, subsequent restores will be cumbersome, You may need to use the
Tags: presence extraction using a contiguous VMFS storage space is data lossNow, with the advent of virtualization technology, many enterprises are starting to use virtualization technology. The principle of virtualization technology is to virtualize the hardware to different virtual machines. That is, a physical machine can have more than one virtual machine. However, if the physical machine fails or the storage server fails, the upper-level virtual machine is unavailable. There are other reaso
Oracle uses the backup control file for recovery, and then creates a tablespace for recovery.
1. Create a tablespace after the backup control file, and all the control files are lost. How can I restore the table using the backup control file?
The procedure is as follows:1. Back up the database
Rman target/catalog RC_ADMIN/RC_ADMIN @ prod3
Backup database plus archivelog delete all input;
2. Create a tables
Not fully recoveredBasic types of incomplete restores:1) based on point-in-time (until): Restores the entire database to a previous point in time2) based on SCN (until change): Restores the entire database to a previous SCN3) based on cancel (until cancel): Restores the entire database to the archive log or to the breakpoint of the current logIncomplete recovery (incomplete recover) applicable environment:1) Important data has been compromised at some
Standard recovery
In standard recovery mode, the top data recovery software performs a quick scan and can recover most of the deleted files.
Interface
Part 1th: Drive list
List all logical drives and use the ' Letter: (volume) label ' format;
Part 2nd: Directory listing
' Scan result ' is the directory tree result of the scanner.
' Find results ' is
While it is important to have a disaster recovery plan that includes programs that prevent replication failures, every domain controller in the core site is not responding, it is difficult to happen. The more common difficulty is due to hard disk crashes, poor network cards, file system degradation, Active Directory degradation, or a variety of minor problems that can cause damage to one domain controller.
So how do you make a disaster
Tags: Database SQL Server data Recovery database data recovery Data recovery Company1. List of server hardware devices2. Fault descriptionThe server that needs data recovery is a r520 model store, with a total of 7 SAS hard disks comprising RAID1 and RAID5 two sets of disk arrays respectively. The main SQL Server datab
= 800 text_enable = TRUE snapshot_refresh_processes= 1 background_dump_dest = %RDBMS73%\trace user_dump_dest = %RDBMS73%\traceMon Jun 16 16:46:57 2014PMON startedMon Jun 16 16:46:57 2014DBWR startedMon Jun 16 16:46:57 2014LGWR startedMon Jun 16 16:46:57 2014RECO startedMon Jun 16 16:46:57 2014SNP0 startedMon Jun 16 16:46:57 2014alter database mount exclusiveMon Jun 16 16:46:58 2014Successful mount of redo thread 1.Mon Jun 16 16:46:58 2014Completed: al
Method One, enter the recovery mode of the system with self
The phone is completely off, while holding down the cell phone key and the volume on the key, the two keys together to enter the interface to release the key, that is, into the recovery mode
Method Two, enter the third party recovery mode method
Preparation Tool:
1. Download Brush Package pan.baidu.c
1:ora-01589:must use resetlogs or noresetlogs option for database opensql> ALTER DATABASE open resetlogs;//in resetlogs form, prompting the data file 1 does notALTER DATABASE open Resetlogs*ERROR at line 1:Ora-01152:file 1 was wasn't restored from a sufficiently old backupora-01110:data file 1: ' +data/metro/datafile/system.257.848858337 'sql> Select checkpoint_change# from V$datafile; Check the data files in the control file SCNcheckpoint_change#------------------862849862849862849862849862849
Basic recovery process and recovery process
1. Select "Restore factory settings"
2. The Android system writes "-- wipe data" to/cache/recovery/command.
3. Restart the Android system with keyword information to enter the recovery mode.
4. obtain the corresponding parameters in r
Important Reminders:
Before you return to factory settings, be sure to back up important data from each partition to your mobile hard disk or to another computer. The personal data is deleted because a key is restored. If you have multiple partitions and only restore C, you can also back up important data from several other partitions to an external storage device, because partitioning may affect one-click recovery, and if one-click
SQL Server Data Recovery to pointing point in time (Full recovery)When it comes to database recovery, in fact, we generally have two of the most common, one is simple recovery, through the backup bak file directly to restore the database, the disadvantage is that there may be data loss. Another is to restore data by ba
Full media recovery of database for Rman database recoveryEnvironment: Control files and parameter files SPFile and archive files, redo log files are all in. Other data files are missing.Recovery method: Restore using a full-library backup created previously1. Delete the data file:SQL>SHUTDOWN IMMEDIATE; the database is closed. The database has been uninstalled. The ORACLE routine has been closed. SQL> HOST DEL D:\APP\ADMINISTRATOR\ORADATA\ORCL\SYST
The World Cup is the world each country in the football field the most coveted sacred glory, which national football team can get the champion, is the world first of the justified, and the whole worlds will be crazy boiling. The player who plays well in the World Cup will be remembered by the country as a national hero, so it represents the ultimate dream of every footballer.650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M00/2D/2A/wKiom1OVKieDKaKqAAHKFIUvzoc194.jpg "title=" 1402048866803
Tags: Full recovery incomplete recovery user management backup recovery based on time SCN and cancer recoveryCompare full and incomplete restores:A. Full recovery: Restores the database to its current state, including all committed data changes until the request is resumedSecond, incomplete
MySQL backup and recovery-percona-xtrabackup incremental backup and recovery bitsCN.com article review
In the previous article, we talked about the use of percona-xtrabackup software. This article describes how percona-xtrabackup achieves incremental backup and recovery.
2. incremental backup
How to implement incremental backup and
. (yes, you need to do this and need absolutely moisture proof)4. Place the double-pack hard drive in one of the coldest panes of your refrigerator.5. Freeze the hard drive for more than 12 hours.6. Immediately install the frozen hard drive back to the computer and start retrieving the data.7. At some point, the hard drive is still unreadable. If necessary, freeze it again.8. You may need to repeat multiple times until the hard drive stops working or all data is retrieved.The scientific nature o
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