准备工作:1、提前建好bak_dirmkdir /home/mysql/backup_xt/2、提前创建好同步用户GRANT REPLICATION SLAVE,REPLICATION CLIENT ON *.* TO 'slave_user'@'192.168.1.%' IDENTIFIED BY '123456';3、提前准备好备份用户、可直接用root用户4、还原之后的mysql用户和...