InOracleDatabase,Control FileIs very important. It is used to record and maintain databases. When the database is restored, the server process and background process need to read various backup-related information from the control file. If the control file is corrupted, the backup information will be lost. Although the
SQLServer has data import operations. However, if you want to import data from a backup file, you need to perform other operations. The following is an example. There is already a DOE database on the SQLServer server, and there is a large amount of data in it. Now we are going to import another one from another backup file
In the blink of an eye again to the end of the month, but also began to write the summary. In fact, there is no big thing, just a sudden power outage of the company to my files are ' broken ', too late backup. The people who suffer certainly not only me, but one colleague fortunately escaped the robbery, mainly because he used the file backup software. Actually n
1 ImportJava.io.BufferedInputStream;2 ImportJava.io.BufferedOutputStream;3 ImportJava.io.File;4 ImportJava.io.FileInputStream;5 ImportJava.io.FileOutputStream;6 ImportJava.io.InputStream;7 ImportJava.io.OutputStream;8 9 /**Ten * Classes for file backup One * A * for various types of file backup, under the path of the
One, backup snapshot1>1. Click the Quick Backup button above the virtual machine2. Fill in the snapshot name and commentThe snapshot is generated.2> Recovery1. Click the Recover button, the function of this button is to restore directly to the node of the last backup.2. Or choose the Next button, you can select the node to restore toSecond, disk
CP +data/ora11g/backup/control01.ctl +data/ora11g/controlfile/control01.ctlAlter system set control_files= ' +data/ora11g/controlfile/control01.ctl ' scope=spfile;Shutdown immediateStartup MountSelect Group#,status from V$log;Select Group#,member from V$logfile;Select group#,thread#,sequence# from V$archive;Recover database using Backup controlfile until cancel;ALTER DATABASE open resetlogs;----------------
Python simple Backup File Script v1.0 instance,
Overall Thinking
The directory to be backed up is listed as a list, which is compressed and backed up by executing system commands.
The key lies in constructing commands and using OS. system () to execute. At first, the zip command was never successful. Later, we found that this command was not available in Windows. We also needed to install the GnuWin32 proje
This is a section on data backup and failback, and in the new version of Windows 8, Microsoft provides more robust data backup and failover capabilities for both ordinary users and IT pro, including file history, Windows Recovery Environment, recovery and initialization of Windows 8, As well as the advanced recovery model with diagnostic and Recovery toolset (DaR
Back up the database with the following error Rman>backup Database; Starting backup at on-jan- -Allocated Channel:ora_disk_1channel Ora_disk_1:sid= +Device type=diskchannel ora_disk_1:starting full datafile backup Setchannel ora_disk_1:specifying datafile (s)inchBackup Setrman-03009: Failure of backup command on Ora_di
Backing up and recovering data is important for managing any data storage system.1, cold backup and recovery-Create a copy of the data file (if you want to stop the MongoDB server), that is, the direct copyMongoDB stores all the data in the data directory, the default is/data/db/(under Windows C:\data\db\), when starting MongoDB can also use--dbpath to specify our own set of data storage directory.Back up M
MongoDB data file backup and recovery backup and recovery data are important for managing any data storage system. 1, cold backup and recovery-Create a copy of the data file (if you want to stop the MongoDB server), that is, direct copy MongoDB will store all the data in the
This article describes how to directly back up data files in MySQL and how to execute SQL statements in actual operations, the following is a detailed description of the main content of the article. I hope you will gain some benefits after browsing it.
Compared with the previous methods, backing up data files is the most direct, fast, and convenient. The disadvantage is that Incremental backup is basically not supported. To ensure data consistency, r
you do not want to expand into multithreaded form, reference to the first write traversal function (show_structure) directly to the file will be called the Windows API (described later) for replication, do not need to talk about the file path to be backed up to save.If you want to consider multithreaded extensions, we need to take a long-term view.For a backup m
Simple server file backup method compressed file name automatically named by date
Dim Filename,wshshell,fs,mycommandfilename=cstr (Now) + ". RAR "
mycommand= "rar A" +filename+ "file name or directory name to compress"
Set WshShell = WScript.CreateObject ("Wscript.Shell")
Set fs=createobject ("Scripting.FileSystemObjec
This article is about how to secure a backup, here is how the master server pushes the data for backup.One, backup server configuration rsync file vi/etc/rsyncd.conf#工作中指定用户 (can not be specified as 0) uid = 0gid = 0# is equivalent to a black hole. Error locating use Chroot = no# How many clients are simultaneously transmitting files max connections = 200# Timeou
Rsync + sersync for real-time file backup
Part 1: operate on the target server 192.168.0.2171. Install Rsync on the OA file backup server1. Disable SELINUXVi/etc/selinux/config # edit the firewall configuration fileThe Code is as follows:
# SELINUX = enforcing # comment out# SELINUXTYPE = targeted # comment outSELINUX
Windows short filenames causes Discuz database backup file leakage.Only applicable to DZ running under apache in windows!Not only does DZ have this problem.
Before reading the details, please go to learn more about the Windows short filenames vulnerability!First, all the children's shoes that know DZ know about. DZ's backup directory
Use the earlier version of Xtrabackup to restore the full backup file created by the later version of Xtrabackup.Recently, we want to restore the data of multiple MySQL servers backed up by xtrabackup to another MySQL Server and start multiple instances using different ports as the review environment. Several database instances fail to be started when the utility executes auto-Restore. Check the error log i
Oracle Database physical file backup/recovery
I have written a similar article before. Although it is not a problem to restore the physical files of the Oracle database, I always feel that something is wrong. I learned later that I had some misunderstandings in the past, it is much easier to use this article again.
Environment: CentOS release 5.6 (Final)Oracle Database Release 11.2.0.1.0
1. decompress the c
The Oracle control file is the core file for running the Oracle database. If the control file is lost and cannot be recovered, the consequence is very serious and the database cannot be started.
Oracle provides two methods to back up control files:
1. Generate backup files
This is the most common method:
SQL> alter Dat
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