centos7-mysql-binlog-bump-Backup Restore

MySQL backup is generally a full-library backup +binlog log Incremental backup
perform a full library in a few days, and perform an incremental backup several hours a day.
Binlog Log
This binary log file records all of the database additions and deletions of the operation.
Role has
1, master-Slave synchronization
2, Reply to Database
Binlog Open Vim my.cnf
Log-bin=/usr/local/mysql/data/mysql-bin Specify log file location, turn on Binlog function
Mysqlbinlog-v log file to view the contents of the log file
The Mysql-bin.index file holds the location and name of the Binlog log file.
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Backup and restore of Binlog
Backup
MYSQLBINLOG-V file name > file name. SQL Backup entire Binlog file
Mysqlbinlog-v--stop-position=300/****/mysql-bin.000003 >/300.sql back up the Binlog event of a 千300 file to a 300.sql file
Mysqlbinlog-v--start-position=600/****/mysql-bin.000003 >/600.sql will have 600 start to end binlog files stored in 600.sql
Skipping is generally used to skip the error operation,
Restores
mysql-uroot-p123456 </file name. sql
In order to execute, the order of the wrong reply will also have a problem
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Mysqldump MySQL comes with a backup tool
The main is to export the backup table data into a SQL script file, is considered a logical backup
If the general data is small, the mysqldump backup is selected, and if the volume is large, other backup tools are recommended.
mysqldump-uroot-p123456--all-databases >/gao.sql Backup All
--databases Library name > Gao.sql backing up a single library
Library Name Table name > Gao.sql back up a single table
mysql-uroot-p123456 < Gao.sql Restore
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Generally in the production environment, backup is done using scripts, easy and fast, and the database generally at night is low peak period, so usually back up in the evening
A full backup script, because the virtual machine does not have other software installed, so if necessary, or mailbox reminders, you can later add
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And there's an incremental backup of Binlog.
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centos7-mysql-binlog-bump-Backup Restore