Mysql build environment

Forget the root password;

①Close the service:

sudo service mysql stop;

②Safe mode + authentication-free startup service

sudo /usr/local/mysql/ bin/mysqld_safe --skip-grant-tables 

 ①Open a new terminal and connect to the server: 
Open a new terminal:

②Switch to mysql database: mysql -u root

use mysql;

update user set password = password('123456') where user='root';

③Change password

update user set password = password('123456') where user='root'; span>

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4. Allow all ip access:

GRANT ALL PRIVILEGES ON *.* TO’root’@’%’ IDENTIFIED BY ‘123456’ WITH GRANT OPTION;