knox backup

Below is a MySQL backup instance, which is tested and passed in Ubuntu. The task is a local backup. It can be used on the server side. #! /Bin/bashecho "backupmysqlV1.0" ### datestamp =$ (date + % Y-% m-% d) ### path ### startdir =/home/user/mysqlbackup ### bakfileprefix ### filep Below is a MySQL backup instance, which is tested and passed in Ubuntu. The task is

[Experiment-video process] oracle hot backup-single tablespace-backup and recovery operation demonstration [Experiment-video process] oracle hot backup-single tablespace-backup and recovery operation demonstration Restore a tablespace 1. Create a tablespace drop tablespace test_backup including contents and datafiles;

Archlinux backup and archlinux backup Ah, uqi is not a great god. What you know is fur. It is not ugly. Only for record effect. Tar backup arch: Create an exclude list to exclude files that do not need to be backed up. Example: #vi /excl/proc/*/dev/*/sys/*/tmp/*/mnt/*/media/*/run/*/var/lock/*/var/run/*/var/lib/pacman/*/var/cache/pacman/pkg/*/lost+found Prepare

Xtrabackup Backup and recovery mysql full Backup (1) Xtrabackup is an open-source project of percona. It is used to implement the innodb Hot Backup function similar to the InnoDB official Hot Backup Tool and can quickly back up and restore mysql databases. Xtrabackup contains two tools: xtrabackup is a tool used to hot

Data is a central part of the application, the program has broken the replacement machine can be republished, but once the data loss, resulting in loss will be irreversible, the program released to production, data backup is particularly important, because not all services have funds to complete advanced backup such as RAC and DG, In our only one database server, temporarily take the simplest

Java Backup Database tutorial four ways (MySQL tutorial, MSSQL database Backup)MySQL database backup things, and then studied how the Java language to invoke cmd command to implement mysqldump backup function. Specifically implemented as follows: 1. Set up environment variables first: There are two ways. First, add my

Modify the script to make the necessary configuration, and then execute it as the root user. 1. First when performing a remote backup. 2. Local Backup 3. Remote backup without parameters Note: You need to add users to a MySQL user on another host ... Where to configure: # define host and mysql password　　 REMOTE_HOST="" #远程主机名或IP　　 REMOTE_PASSWORD="" #远程主机的

Mysqldump Backup principleThe basic process for backup is as follows: FLUSH TABLES功能：关闭实例上所有打开表目的：为第二步prepare，为了避免较长的事务操作造成FLUSH TABLES WITH READ LOCK操作迟迟得不到锁，但同时又阻塞了其它客户端操作 FLUSH TABLES with READ LOCK功能：加全局读锁目的：获得DB一致性状态 SET SESSION TRANSACTION Isolation level repeatable READ功能：设置当前会话的事务隔离等级为RR，RR可避免不可重复读和幻读目的：确保在备份事务中任何时刻数据都相同 START TRANSACTION with consistent SNAPSHOT功能：获取当前数据库的快照，这个

MySQL database in the process of use, generally need to use the database for backup processing, for small amount of data can be through the mysqldump command for database full backup, but when the amount of database data reached a certain level, it is obvious that incremental backup more suitable.MySQL incremental backups are made primarily from binary log files.

Nine Incremental backups With incremental backups, RMAN allows users to back up only blocks of data that have been modified since the last incremental backup. Incremental backups have the following somewhat: (1) Less use of disk or tape (2) Reduce network broadband requirements (3) Save backup time You can perform incremental backups in either online or offline mode, Archivelog mode, or Noarchivelog mo

Cold backup occurs when the database is shut down normally. When the database is shut down normally, it will provide us with a complete database. Cold backup is one of the key files copied to another location. Cold backup occurs when the database is shut down normally. When the database is shut down normally, it will provide us with a complete database. Cold

MySQL backup and recovery-cold backup-What is cold backup-General cold backup is to stop database services, such as MySQL and Oracle, and then back up the data directory using the copy, package, or compression commands. If the data is abnormal, you can recover the data through back