MySQL log management, backup and recovery of databases (2)

One 、 Basic commands for database cold backup and recovery and full backup and recovery

1、 Physical cold backup and recovery

2、mysqldump Backup and recovery

1、 Full backup of one or more complete libraries （ Including all the tables ）

2、 Full backup MySQL All libraries in the server

3、 Full backup of some tables in the specified library

4、 View backup files

3、MySQL Complete recovery

1、 Recover database

2、 Restore data table

Two 、MySQL Methods of incremental backup and recovery

1、MySQL Incremental backup

1、 Turn on binary log function

2、 The database or table can be fully backed up every week

• This timed task can be combined crontab -e Planned tasks to perform
  

3、 Incremental backup operations can be performed every day , Generate a new binary log file ( for example mysql-bin.000002)

4、 Insert new data , To simulate the addition or change of data

5、 Generate a new binary log file again

6、 View the contents of the binary log file

2、MySQL Incremental recovery

1、 General recovery


Simulate recovery steps for all lost data

2、 Breakpoint recovery
Only restore to the location point is “628” Previous data , I.e. no recovery “id=7” The data of


Restore only “id=7” The data of , skip “id=6” The data of

（2） Based on point in time recovery