Oracle Database Operations (10)-logical backup and recovery of databases (tables), oracle backup and recovery
Logical backup and recovery of databases (tables)-export
System can export any scheme, for example:
Exp system/manager @ myoral owner (system, scott) file = d: system. dmp; // Note: two schemes can be exported: system scheme and Scott scheme.
Exp system/
Generally, we understand that after the logbackup chain is broken, a complete backup is required before a new log backup starts. In fact, a full backup is not required, and differential backup is also possible.
First, let's test: Create a database for full backup and log
History of the simplest MySQL Data Backup and restoration tutorial (medium) (), mysql Data Backup
Data backup and Restoration:
Basic concepts:
BackupSave the existing data or records in another copy;
RestoreTo restore the data to the backup status.
Why do we need to back up and restore Data?
Prevents data loss and prot
MSSQL Server 2005 Restore Database Bak files, Web sites using Virtual host site will often encounter, in general, the host has an online management program, but sometimes not, you need to restore the local backup SQL database. In this case, MSSQL Server 2008 will also appear, sometimes the "backup set of database backup and the existing XX database is different"
1. First, create a backup directory and backup script file. this is not much to mention. 2. back up and submit the file as follows :#! /Bin/bashnow =$ (date + quot; % Y % m % d quot ;) # obtain the current date days = 5bk_dr =/# path to the backup directory find $ bk_dr/backup file name-mtime + $ days-execrm-rf {}\;
Execute SQL Server database backup and SQL database backup using Windows batch processing commands
Create mybackup. bat and enter the following content to directly run the script to start automatic database backup. You can also add the script to the windows Task Plan for execution.
@ Echo offset path = % path %; C: Program Files \ Microsoft SQL Server \ 80 \ Tool
Article Title: tiptop automatic backup script backup. sh. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.
# Create a crontab Scheduler
Crontab-e
0 *** sh/u3/backup/tool/backup. sh #
The difference between DB2 online backup and offline backup
1 The general default to establish a DB2 database is not supported online backup (in the DB2 Control center)
If you want a DB2 database to support Online backup, update db CFG for sampledb using Logretain=on serexit=on,trackmode=on
2 If a DB2 database suppo
There are many backup methods for Oracle databases, including industry-recognized cold backups, hot backups, and so on, but regardless of which backup method is used, the purpose of the backup is to recover the system at the lowest possible time and cost in the event of a failure. Unfortunately, Oracle seems to have not done much layout in the cloud at the moment
(1) Create an OS directory for storing backup Databases
(2) create a routine service
(3) configure the listener and Network Service name
(4) Prepare the parameter file of the primary database
(5) Prepare backup database parameter files
(6) copy relevant files to the backup host
(7) Enable the standby Database
Operations on the host where the database is copied:
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
Tags: http io using AR for data SP Art onFull-ready batch processing under winBatch processing is used for game servers, rigorously tested, and formally used, primarily for full backup of the database, of course. It's just a backup of the numbers., as to how to transfer the data back-up remote server can invoke the FTP function, this script is not detailed, do not understandCan leave a message or email to [
Tags: database Oracle backup operations[Experiment-Video process] Simple and useful backup-oracle physical cold backup operation Mainly to the database to use the important files for targeted backup, data files, control files, online log files, archive log files, parameter files, password files, etc. Cold
Tags: log top blocks mod min remove PVC oca Tor The three most commonly used backup tools for MySQL are mysqldump, xtrabackup (Innobackupex tools), and Lvm-snapshot snapshots.The previous sections describe:MySQL Backup series (1)--Summary of backup scenariosMySQL Backup series (2)--mysqldump
Regular mysql database backup and mysql Database Backup
I recently used mysql backup and wrote a shell script for backup.
#! /Bin/bash # define the backup database name database = *** # define the backup time currTime =time (dat
Mysql full backup and Incremental Backup implementation method, mysql incremental
Mysql full backup and Incremental backup. Enable the logbin log function of mysql. Add the following code to the/etc/my. cnf file:
[mysqld]log-bin = "/home/mysql/logbin.log"binlog-format = ROWlog-bin-index = "/home/mysql/logindex"binlog_c
After the virtual machine is registered, the next step is to add them as protected items, at the bottom of the menu, click "Protect" to follow the prompts to select the virtual machine you want to protect650) this.width=650; "Src=" http://images2015.cnblogs.com/blog/845013/201603/845013-20160321000045756-436916170. PNG "style=" border:0px; "/>650) this.width=650; "Src=" http://images2015.cnblogs.com/blog/845013/201603/845013-20160321000046474-233904762. PNG "style=" border:0px; "/>
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The following articles mainly describe the actual operation steps of DB2 Online Incremental backup, restoration Incremental backup, and Rollback Recovery. The following describes the specific content. If you are curious, the following articles will unveil its mysteries.
Prerequisites for incremental DB2 backup:
1. Change the database parameter logretain, userex
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