Ubuntu 18.04 安装 MySQL 5.7 并配置远程连接

Ubuntu 20.04 安装 MySQL 5.7 的教程 https://computingforgeeks.com/how-to-install-mysql-on-ubuntu-focal/

01 安装

sudo apt install mysql-server

02 进入mysql

sudo mysql

03 改密码，允许远程

use mysql;
update user set plugin='mysql_native_password' where user='root';
update user set authentication_string=PASSWORD('123456') where user='root';
update user set host='%' where user='root';
flush privileges;
quit;

04 允许远程

sudo vi /etc/mysql/mysql.conf.d/mysqld.cnf
注释掉 bind-address = 127.0.0.1

05 重启服务

sudo service mysql restart

创建数据库

CREATE DATABASE IF NOT EXISTS database_name DEFAULT CHARSET utf8 COLLATE utf8_general_ci;
CREATE DATABASE IF NOT EXISTS database_name DEFAULT CHARSET utf8mb4 COLLATE utf8mb4_general_ci;

导入数据

mysql -uroot -proot -D database_name -e "source /tmp/xxxxxx.sql"