The V $ view contains information about the data structure maintained by the kernel in the memory, which can be accessed through a DBA account with the SYS permission. The following is a summary of these recovery-related views.
The V $ view contains information about the data structure maintained by the kernel in the memory, which can be accessed through a DBA account with the SYS permission. The following is a summary of these
1. In the deleted file scan results, select the Office document you want to restore.
2. Click the "Office File Recovery" menu in the menu bar, and click the "Microsoft Word file Restore" command in the list of pop-up menus.
3. The Corrupt File Recovery Wizard dialog box will be ejected later and click Next.
4. Enter the "File damage rate Check" interface, click the "Ch
Tags: ROM style max time TTL find NTC Head Start1. When you start recovery, determine the time line that you restored to Recoverytargettli1) Archive recovery point is larger than the time line recorded in Checkpoint, then select Archive recovery point as target timeline2) Otherwise, the time line in the checkpoint record as the target timelineStartupxlog->if (Con
Tags: GUID user flash get Oracle Lost condition Oracle Database TarOfficial referencehttps://docs.oracle.com/database/121/ADMQS/GUID-CBC5870F-2C9A-4F67-B5E9-D65049AD1E8E.htm#ADMQS09112Translate as follows:If you restore archived redo log files and data files, you must perform media recovery before you can open the database. Any database transactions in the archive redo log file that are not reflected in the data file will be applied to the data file,
The backup and recovery mentioned above are all focused on the user database. SQLServer also maintains a group of system-level databases (referred to as "system databases") that are critical to the running of server instances. After each system update, you must back up multiple system databases. The system databases that must be backed up include msdb, master, and mod.
The backup and recovery mentioned abov
outage or shuts down unexpectedly, the database does not shut down cleanly, then the database will be crash recovery when it is started. However, if the database parameter AutoRestart is set to OFF, DB2 does not crash RECOVERY after starting the database. About crash recovery, in the Db2diag.log log will have a relevant expressionThis scenario is reproduced belo
There are netizens on QQ to find me, said Oracle 7.3 database, because redo abnormal consultation I can restore
Check the database for the following information
The code is as follows
Copy Code
Svrmgr> select * from V$version;BANNER----------------------------------------------------------------Oracle7 Workgroup Server Release 7.3.2.2.1-production releasePl/sql Release 2.3.2.2.0-productionCORE Version 3.5.2.0.0-productionTNS for 32-bit windows:version 2.3.2
We can use the Windows 7 File Recovery feature from the Windows 8 system to make a recovery CD from a row or to back up the mirror to a removable hard disk to resolve the problem.
Graphic Tutorials:
1. Open the Windows 8 Control Panel and find the Windows 7 file recovery option;
2. When you double-click enter, the following interface appears:
-recursiveMaking all in SRCMaking install in SRC/usr/bin/install-c ' extundelete '/usr/local/bin/extundelete 'Restore Operation command--umount or Read only partitionUmount/dev/partitionMount-o remount,ro/dev/partition
--Recover filesXtundelete/dev/partition--restore-allExtundelete/dev/partition--restore-directory/backup/gnutool-deleteExtundelete/dev/partition--restore-files/etc/passwdTest recovery--Based on directory
Today I had the honor to do a few Rman full database recovery experiment, here is a brief version, easy to forget when you can find the instantaneous speed
A full recovery
1. Database entire Library "full recovery"
$ rman Target/Login Rman tool, if the catalog is used, then the login method Rman Targetsys/oracle@lscatalogcata/cata@leo
Rman> startup mount must
EnvironmentCentOS: Version 7[Email protected] ~]# uname-alinux net592 3.10.0-123.el7.x86_64 #1 SMP Mon June-12:09:22 UTC x86_64 x86_64 x86_64 Gnu/linuxProblem 1:vmware Unable to identify the network card, causing the virtual machine not to surfIssue 2:vmware The virtual machine cannot bridge the network adapter, prompting that it cannot be changed to bridge mode no bridged host network adapters650) this.wid
It is well known that VMware Tools are installed in VMware virtual machines to enable file sharing between hosts and virtual machines, as well as free drag-and-drop functionality, and that the mouse can move freely before the virtual machine and host (instead of pressing Ctrl+alt release), You can also make the virtual machine screen full-screen.
So how does the Ubuntu system install
First, use the percona-xtrabackup tool to perform full backup of the database, and then perform Incremental backup of the data after each database data update.
First, use the percona-xtrabackup tool to perform full backup of the database, and then perform Incremental backup of the data after each database data update.
1. Review
In the previous article, we talked about the use of percona-xtrabackup software. This article describes how percona-xtrabackup achieves Incremental backup and
The V $ view contains information about the data structure maintained by the kernel in the memory, which can be accessed through a DBA account with the Sys permission. The following is a summary of the recovery-related views:
9.1 v $ log
Contains the log group information in the control file:
Group #
Thread #
Sequence #
Size_in_bytes
Members_in_group
Archived_flag
Status_of _ group (unused, current, active, inactive)
Low_scn
Lo
The customer sent a piece of Seagate st380011a hard disk for data recovery. The fault is that the disk is not recognized or knocked on the disk. Next we will follow the data recovery senior engineers to learn how to repair the data while protecting the data.
We will analyze it in several steps, and we will detect the failure of the hard disk.
First, check the hard disk appearance and circuit board.
Record the data recovery of a camera memory card and a camera data recovery
The memory card prompts you to format the file, and the data in the file is gone, mainly for photos and videos.
Two types of data recovery software are used: 1 super data recovery software and 2 diskgenius. 1 is restored twice, 2 is restored
Tags: data recovery server Discuz database650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M00/6E/53/wKioL1V5WH6jsbivAAGIBVcF1HA899.jpg "title=" 2.png " alt= "Wkiol1v5wh6jsbivaagibvcf1ha899.jpg"/>MySQL master and slave synchronization to build up, and finally do not worry about data loss, but such data is really foolproof can not be wrong, of course not, for example, if the master before master in the book there is a library BBS exists, and slav
Follow the Chinese steps. Depending on the type of disk (. vmdk) that you have, the disk file referenced in. vmx file will actually be a small ASCII file that contains the details of the actual binary files. this is certainly the case when the disk is split into 2 GB chunks. if this is the case then you need to edit this. vmdk text file to change the file names in here too.
Guy Leech
We recommend that you format the hard disk in NTFS format. Because FAT32 supports only 2 GB hard disks, NTFS su
2. Confirm "installation"
3. the VM's optical drive automatically loads the VMware Tools installation CD
4. Double-click the optical drive of the VM to directly install
5. Select "Next" and select "typical" for the installation type"
6. After the installation is complete, the system prompts you to restart the computer (restart the virtual machine)
7. After restarting the virtual machine, you can move the cursor back and forth between th
The solution is very simple, record, as follows:
1. After the virtual organization closed, enter the directory of the virtual machine2. Modify the Vmx file with a text editor and add the following line anywhere in the Vmx file (usually at the end):Disk. Enableuuid = "TRUE"3. Restart the virtual machine, then you can get the SCSI ID correctly#/sbin/scsi_id-g-u-s/block/sdb36000c2987883511c7f440187ec858a60
Note: After manually modifying the vmx file, if you are setting up any virtual machines,
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