1：配置 my.ini 文件 如下：
[mysql]
default-character-set=utf8
[mysqld]
port=3306
basedir=D:\\Program Files\\databases\\mysql-5.7.24
datadir=D:\\Program Files\\databases\\mysql-5.7.24\\data
max_connections=200
max_connections=200
character-set-server=utf8
default-storage-engine=INNODB
skip-grant-tables:
2：添加MySQL bin目录到path环境变量
执行mysql install
net start mysql 开启服务
3.update user set host='%' where user='root' 允许远程root登录
4.flush privileges; GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY '123456' 修改root 密码
