The 11g active data guard implements rman backup for the standby database, so that the database can be backed up without affecting the external services of the primary database.
The test is as follows:
SQL> select OPEN_MODE, PROTECTION_MODE, PROTECTION_LEVEL, DATABASE_ROLE from v $ database;
OPEN_MODE PROTECTION_MODE PROTECTION_LEVEL DATABASE_ROLE----------------------------------------------------------------------------READ ONLY WITH APPLY MAXIMUM A
Summary of database backup and Restoration Technology of the IT Ninja Turtles, and backup of the Ninja Turtles Database
1. exp/imp (export and import the library and unload the database) 1.1 Basic commands 1. Get help
$ Exp help = y
$ Imp help = y2. Three ways of working
(1) Interactive Mode
$ Exp // enter the required parameters as prompted
(2) Command Line
$ Exp user/pwd @ dbname file =/oracle/test. dmp
First modify the script for necessary configuration, and then run it as the root user.
1. The first parameter is used for remote backup.2. local Parameters for local backup3. No parameter is required for remote backup. Note: You need to add a user to the Mysql user on another host ..Configuration:
# Define host and mysql passwordREMOTE_HOST = "" # remote host name or IP addressREMOTE_PASSWORD = "" # root @
Oracle rman backup tutorial, mongolerman backup
Oracle rman backup tutorial
Rman must be in oracle archive mode to check whether the database is in archive state. Enter archive log list in the command line of the oracle database. First, close the database shutdown immediate; startup mount; (mount status is different from open) alter database archivelog; change t
This article mainly introduces the Python file full backup and differential backup details related information, friends can refer to Python file full backup and differential backup
Previously, the md5 mode was used for differential backup, but the md5 mode has the following
Mysql is automatically backed up in centos, And the backup file is transferred to another machine for backup.
1. Create a backup directory and a backup script file.
2. Submit the backup file as follows:
#! /Bin/bashNow = $ (date + "% Y % m % d") # Get the current dateDays
For details, refer to the Development notes of an Android tablet project-scheduled task backup
Create a class to inherit from asynctask
Public class backuptask extends asynctask // Obtain the path of the database in use. My path is/dlion/db_dlion.db under the sdcard directory.// The default path is/data/(package name)/databases /*. DB file dbfile = mcontext. getdatabasepath (environment. getexternalstoragedirectory (). getabsolutepath () + "/dlion/db_
MySQL full-volume backup, incremental backup. Turn on MySQL's logbin log function. Add the following code to the/etc/my.cnf file:
[Mysqld]
Log-bin = "/home/mysql/logbin.log"
Binlog-format = ROW
log-bin-index = "/home/mysql/logindex"
Binlog_ cache_size=32m
max_binlog_cache_size=512m
max_binlog_size=512m
Restart MySQL. The users and groups in the path/home/mysql are changed to MySQL.
2. Incremental backu
A small number of databases we can make a full backup every day because it won't take much time, but when the database is large, we are less likely to make a full backup every day and change it to a weekly full backup, an incremental backup like this one every day. The rationale for incremental backups is to use the My
大家好,我是霸王卸甲,今天给大家带来的是数据库中的物理备份,物理备份又包括增量备份和差异备份,今天要讲的是增量备份!!!!!!!物理备份 + binlogPreparatory work:PERCONA XtrabakuoIt is open source free of charge MySQL database hot backup software, it can be InnoDB and XTRADB storage Engine database non-blocking backup. It does not pause the service to create InnoDB hot backup;Make incremental backups of MySQL, make online table m
Tags: backup shell NFS Tar1. Background notesThe company tape Library is broken. Where does Oracle's backup go every day?2. Re-planning the backup methodOriginal Backup method650) this.width=650; "src=" Https://s4.51cto.com/wyfs02/M00/8F/EC/wKiom1jtyzGCsWHOAADObsChJ9A142.png "title=" Backupbefore.png "alt=" Wkiom1jtyzg
It is important to back up your database if the database tables are missing or corrupted. If a system crash occurs, you certainly want to be able to recover your table as much as possible with the least amount of data recovered to the state when the crash occurred. Scenario: Perform a full backup every Sunday, mysqldump incremental backup Every 1 o'clock in the afternoonMysqldump Incremental
LVM (LogicalVolumeManagement logical volume Management) achieves almost hot backup principle: the snapshot volume of LVM can be used to save the instantaneous state of the database at a certain time point. You only need to back up the snapshot at that time. LVM snapshot principle: After lvm creates a snapshot volume for a volume, the snapshot volume serves as another access point for the original volume.
LVM (Logical Volume Management) achieves almost
This article describes how to use shell to implement full and incremental mysql backup. Incremental backup copies the mysql-bin.00000 * to the specified directory at Monday-Sat, while full backup uses mysqldump to export all the databases at every Sunday, and will delete the last week left by the mysq-bin.00000 *. Then, the mysql
I wrote two blog posts on VPS security settings in a few days. In fact, no matter how secure we are, backing up VPS data in a timely manner is the most important thing. Because the VPS is different from the host, the host may often be backed up by the service provider on our behalf. Most of the operations and security of VPS require us to be responsible for this. Even if many VPS provide daily backup services, but there are too many uncertain factors.
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