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Saying "Not afraid of 10,000, just in case," the data stored in the computer system, regardless of the security measures taken, are likely to encounter unexpected attacks and accidental damage or loss, and damage or loss of important data content once can not be found back, the resulting loss may be fatal. In view of this, the Windows system has built up the data backup,
Tags: full backup incremental backup data restoreScenario: Sunday full Backup, Monday, Tuesday incremental backup, Wednesday problems, found after a few minutes;Installation of the database: yum install mariadb-server-y systemctl start mariadb yum Install percona-xtrabackup-24-2.4.9-1.el7.x86_64.rpm Default Instant i
I. Overview The simple recovery model and the bulk recovery model are described earlier, and this article continues to write backup and restore under the full recovery model. The biggest advantage in the full recovery model is that as long as the tail log can be successfully backed up, it can be restored to any point contained in the log backup ("Point-in-time re
I. OverviewThe simple recovery model and the bulk recovery model are described earlier, and this article continues to write backup and restore under the full recovery model. The biggest advantage in the full recovery model is that as long as the tail log can be successfully backed up, it can be restored to any point contained in the log backup ("Point-in-time rec
are made every night. If a data disk for a database fails at Thursday 9:12, the site can: 1 Back up the current transaction log, (failure has occurred, how to back up the current transaction log?) ） 2 Restore database backup starting from Sunday night; 3 Restore the differential backup starting from Wednesday night
to be overlooked by some administrators. Once someone set up a backup task and did not modify the default backup plan, since the system was backed up, in fact, the system is not even a backup of the implementation, because his PC in Sunday 19:00 o ' run. In this respect, we can modify according to our own needs, and generally set the
record in the full recovery model is recorded in the log, making the log file very large, in the bulk-logged recovery model, only the necessary operations are logged, all logs are not recorded, which can greatly improve the performance of the database. However, because the log is incomplete, the data may not be recoverable in the event of a problem. Therefore, the recovery mode is generally changed to the bulk-logged recovery model only when a large number of data operations are required, and t
Label:MongoDB database maintenance is inseparable from the necessary backup, recovery operations, and generally does not go wrong, so we use the most of the time using backup and recovery operations. The principle of mongodump.exe backup is to get the current server snapshot through a single query and write the snapshot to disk, so this method is not saved in re
to the David Machine's E:/test/msdb.bak file, which is easy to use. The same is true with the restore database operation, as long as the statement of the third step is changed to ' Restore database msdb from disk= '//david/test/msdb.bak '. You can try it after you see it. (Simplest test Tool Query Analyzer +cmd window) Note: xp_cmdshell This extended stored procedure can only be invoked by the SA level, an
In order to ensure data security, the data needs to be backed up regularly. There are a number of ways to backup, and the effect is different. Once there is an error in the data in the database, you need to use the backed-up data for restore recovery. Thus minimizing the loss. Let's take a look at MySQL common three types of
History" and then click "System Image Backup" in the lower-left corner. Click "Create System Image" on the top left to click on the hard disk, select the Save partition of the backup file, tick the system partition and system reservation that need to be backed up (boot click Next to start the backup. (Backup will gene
tag20110725t111403PNS B 1 A DISK 25-jul-11 1 1 NO tag20110725t11140525-jul-11 B A A DISK 1 1 NO tag20110725t11142125-jul-11 B F A DISK 1 1 NO tag20110725t1114232. Restore the database:Sql>shutdown immediate;Sql>startup Mount;Rman>restore database from tag tag20110725t104645;rman> recover database from tag tag20110725t104645;rman> ALTER DATABASE open;B. Incomplete recovery:Sql>shutdown immediate;Sql>startup
recovery model, recording only the necessary actions and not logging all, which can greatly improve the performance of the database, However, because the log is incomplete, the data may not be recoverable once a problem occurs. Therefore, the recovery model is typically changed to the bulk-logged recovery model only when a large number of data operations are required, and the recovery model is changed back to the full recovery model immediately after the data has been processed. Simple recover
model, after the completion of data processing, the recovery mode is immediately changed back to the full database schema.Simple Recovery ModelIn the simple recovery model, the database automatically deletes inactive logs, thus simplifying the restore of the backup, but because there is no log backup, it cannot be recovered to a point in time of failure. Typical
. Typically, this mode is used only for databases where the security requirements for database data are not high. And in this mode, the database can only do full and differential backups. After you understand the above database restore mode, you should generally know how to set your own database to a different mode. Backup database, SQL Server 2008 provides four
not encrypted and can theoretically be viewed in the backup file by a program created specifically for this purpose. It is important to prevent unauthorized individuals from accessing the media for security-critical situations Note: Starting with SQL Server 2012, the PASSWORD and Mediapassword options are no longer available for creating backups, but you can still
system image including drive system Reserved (C:) If you do not need to save the system image. It is important to note that after customizing the complete task, the system will perform a backup plan by default at 19:00 per Sunday, which is easily overlooked by some administrators. Once someone set up a backup task and did not modify the default backup plan, sin
Overview: NTBACKUP with Windows Server Backup Backup Tools and Options Recovery Tools and Options Key to a reliable Active Directory backup strategy It is known to all that Active Directory domain service (ADDS) is a mission-critical component in the Windows infrastructure. If Active Directory fails, the network actually crashes. Therefore, the
; Attention matters Based on security considerations, the data in the document is encrypted, can not distinguish its corresponding source file, so backup time it is best to back up all the historical data, restore time to choose to restore the corresponding data. The electronic warehouse file creation time is consist
In daily database operations, we often backup operations on the database to facilitate the database in the event of a disaster in the database to restore, thereby ensuring the security of the database. SQL Server databases use Enterprise Manager to do these things simple and intuitive, and to automatically back up the database on a daily basis. This article we ha
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