apt-get install mysql-server -y

查看默认密码

cat /etc/mysql/debian.cnf

mysql -udebian-sys-maint -p密码

更改root密码

use mysql;

update user set authentication_string=PASSWORD("自定义密码") where user='root';

update user set plugin="mysql_native_password";

grant all privileges  on *.* to root@'%' identified by "新密码";

flush privileges;

quit;

开启远程访问

nano /etc/mysql/mysql.conf.d/mysqld.cnf

#bind-address           = 127.0.0.1

修改sql_mode

sql_mode=STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION

service mysql restart