使用mysql数据库的mysqldump实现自动备份_MySQL
mysqldump
使用mysql数据库的mysqldump工具,可以实现数据库的备份功能,如果在linux系统中配置好crontabs,就可以实现自动备份!
#!/bin/bash
##配置原数据库连接信息,即正在使用需要备份数据库机器。
SOURCE_USER=-uroot
##如果就是在本机ip,即SOURCE_HOST=-h127.0.0.1
SOURCE_HOST=-h10.10.10.12
SOURCE_PASS=-padministrator
##配置备份数据库的连接信息,即用于备份的数据库机器
BAK_USER=-uroot
##用于备份的数据库机器ip
BAK_HOST=-h10.10.10.22
BAK_PASS=-padministrator
##从原数据库中导出数据库表的内容,并生成sql的文件,STATION为数据库名,username和files为表名
/var/mysql/bin/mysqldump --add-drop-table --opt $SOURCE_USER $SOURCE_HOST $SOURCE_PASS STATION username >/tmp/username.sql
/var/mysql/bin/mysqldump --add-drop-table --opt $SOURCE_USER $SOURCE_HOST $SOURCE_PASS STATION files >/tmp/files.sql
##导入到备份的数据库中
/var/mysql/bin/mysql $BAK_USER $BAK_HOST $BAK_PASS STATION /username.sql
/var/mysql/bin/mysql $BAK_USER $BAK_HOST $BAK_PASS STATION /files.sql

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