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deleted data mistakenly.Here's a look at the steps to recover with recovery for SQL Server:1. Running Recovery for SQL Server2. Click File > Recover in the menu to select the data file (. mdf) of the database to be recovered3. Next > Next, enter the Recovery Configuration interface and select Custom (select Custom to
Server:1. Running Recovery for SQL Server2. Click File > Recover in the menu to select the data file (. mdf) of the database to be recovered3. Next > Next, enter the Recovery Configuration interface and select Custom (select Custom to recover deleted data from the log).4. Next Enter the Recovery Options window, select
;+++++++++++++++++++++++++++++++++++++++++++++Although restored, but things absolutely not so simple!!!Because, in the InnoDB buffer pool, there are many dirty page (that is, the data in memory has been modified, but not written back to the file), if the file directly copied back, light data loss, heavy ibdata1 file corruption.We must ensure that all data modifications in the buffer pool are saved to the hard disk file, and then the file is restored.This article is from the "Bamboo Potential" bl
Recover accidentally deleted database data files in Linux using a handleEnvironment: OS: Redhat EnterPrise 5.4DB: Oracle EnterPrise Database 11gR2 (11.2.3.0)
When the database runs normally, the O M personnel accidentally delete some data files. At this time, the Database Administrator does not know that the database
Mistakenly deleting files is an easy mistake for users, and after mistakenly deleting files, you can try to recover them using the following methods.
1. Find Recycle Bin
After the deletion of the file, if the Recycle Bin is not empty, you can find the wrong deletion of the file in the Recycle Bin, the left key can be restored.
2. Find temporary
Hadoop has a "garbage bin" feature for recovering files that have been deleted in the past period of time. If a file has been deleted more than once, you can also restore the specific file that was deleted. This feature is turned off by default, and if you want to turn it on, you need to add the following configuration
/0.2.4/extundelete-0.2.4.tar.bz22Tar jxvf extundelete-0.2.4. tar.bz23CD extundelte-0.2.44./Configure5make install to find the drive name to restore1DF2 3Filesystem 1k-blocks used Available use%mounted on4/dev/sda1495844 64150 406094 -% /Boot run restore restores a single file by default to the Recovered_files directory in the current directory1EXTUNDELETE/DEV/SDB1--restore-file hosts recover a directory1EXTUNDELETE/DEV/SDB1--restore-
Recover data: Restore deleted files in LinuxGuideHave you ever encountered such a thing? When you find out, you have deleted the key or usedThe "rm" command mistakenly deletes an object that should not be deleted.
In the first case, you can go to the garbage bin, search for
We know, generally speaking, Win7 64-bit flagship download computer deleted files, applications are deleted to the Recycle Bin, if you think should not be deleted, so very simple, go directly to the Recycle Bin, find this file, and then right click, choose to restore on it, But how do we
reassigned by the operating system, after these databases are overwritten by new data, The data is really lost and the recovery tool is powerless. So! Mounting a disk in read-only mode minimizes the risk of data being overwritten in the database to increase the percentage of successful recovery data.3. Uninstall the partition that needs to recover filesFuser-k/mnt/test//mnt/test4. Use Extundelete to view files
First, the use of security software Strong Delete
If the use of security guardian software, such as 360 security guards, such as QQ security guards such recovery is very difficult.
Second, normal delete files
Shift+delete Delete the file, or recover the cleared, we can try to use easyrecovery easy to recover the lost data.
Easyrecovery to
Tags: linux extundelete restore mistakenly deleted filesFirst, before the experiment needs to know1, Extundelete is a tool to restore the EXT3,EXT4 partition file, he will use the log information in the partition to try to recover the deleted files, but not every deleted fil
1, win+x key WIN8 system Control Panel, and then click on the Win8 System control Panel "system and Security", and then find the "File history" option;
2, into the WIN8 System File History Settings window, you can view the file history function as the default shutdown state, you can open it;
3, then connect and then click on "Open", so that Windows system files can be automatically saved to the U
between the file being deleted by the user and the increase in HDFs free space.
When the deleted file remains in the/trash directory, if the user wants to recover the file, they can retrieve the browse/trash directory and retrieve the file. The/trash directory only saves the most recent copy of the deleted file. The/t
Recently, because the home computer is always a problem, and loaded a server in the above, usually rarely used, there is nothing to store the data I will not put in the computer, so I bought a mobile hard disk, in case of a rainy days, after all, like we do the site of people, usually most likely to involve such data backup. Just unexpectedly, stored in the mobile hard drive will also be an accident.This is not, yesterday because to use the file insid
the menu to select the data file (. mdf) of the database to be recovered3. Next > Next, enter the Recovery Configuration interface and select Custom (select Custom to recover deleted data from the log).4. Next Enter the Recovery Options window, select Search for deleted records, and select the log file path for the database you want to
Use Debugfs to recover RM deleted files under Linux?? The following methods are tested on the Ext3 file system and are implemented by root? Mainly with the help of DebugfsFdisk/dev/vdaMkdir/mnt/testMount/dev/vda3/mnt/test1 running Debugfs, entering the dispatch mode[Email protected] test]# debugfs-w/dev/vda3[[email protected] test] #sudo debugfs-w/dev/vda3??? 2 E
Use the Delete command with caution!Recovery is because your sector is not covered, this is why copy files so slow and delete files so fast, because the deletion is only the filename, the inode number is still good.The downloaded EXTUNDELETE-0.2.4.TAR.BZ2 software must first be uploaded to the Linux system and extractedTAR-JXVF extundelete-0.2.4.tar.bz2Uninstall the partitions that need to be recoveredUmoun
the/OPT directory
CD to the/OPT directory, at this point we see the understanding of the Restore tool, and then into the Extundelete Restore tool directory, enter./configure (if you do not have GCC gcc-c++ will be an error, install it)
To compileOnce the compilation is complete, the installation steps are complete and then tested.Three Experimental test1. Create three files on a mounted hard drive2. Delete Two of the
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