下载地址：
mysql8.0
1.解压到存放地点：我这是E:\Mysql
2.创建my.ini配置文件(可以随便网上找copy就行改掉存放路径)
# For advice on how to change settings please see
# http://dev.mysql.com/doc/refman/5.6/en/server-configuration-defaults.html
# *** DO NOT EDIT THIS FILE. It's a template which will be copied to the
# *** default location durin
