安装完Mysql，mysql -u root -p出现ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using pass

win7下进入不了mysql，无论是mysql、mysql -u root、mysql -u root -p都不行，在mysql下新建bat文件，输入如下

use mysql update user set password=password("123321") where user="root"; flush privileges; exit

关闭mysql:net stop mysql

双击执行脚本

启动mysql，进入