windows安装免安装版本mysql

1. 新建my.ini

[mysqld]

port=3306
basedir=D:\Mylargeprogram\Mysql\mysql-8.0.12-winx64
datadir=D:\Mylargeprogram\Mysql\mysql-8.0.12-winx64\data
max_connections=200
max_connect_errors=10
character-set-server=utf8
default-storage-engine=INNODB
default_authentication_plugin=mysql_native_password
[mysql]
default-character-set=utf8
[client]
port=3306
default-character-set=utf8

2. 打开cmd命令行，进入mysql-5.7.20-winx64/bin
   执行mysqld --initialize-insecure
3. mysqld --install
4. net start mysql
5. 如有意外可以删除mysql,使用msqld --remove命令
6. 使用cmd到bin目录下执行mysql -uroot，无需密码即可进入
7. 修改密码

use mysql;

update user set authentication_string="123456";

exit;

net stop mysql;

net start mysql;

mysql -u root -p

然后输入密码即可进入