How to change the password of MySQL on Mac system (nanny level tutorial)

To change the MySQL password on a Mac system, follow these steps:

1. Open a terminal and log in to the MySQL server as an administrator.

sudo mysql -u root -p

2. Enter admin password

3. Switch to MySQL database

use mysql;

4. view current user list

select user,host from user;

5. Find the user whose password needs to be changed. For example john, the user name is the host address.%

6. Modify user password

update user set authentication_string=password('new_password') where user='john' and host='%';

7. Refresh permissions

flush privileges;

8. exit mysql

exit

9. Restart the MySQL service

sudo service mysql restart

Note: Versions after MySQL 8.0 use caching_sha2_passwordfor password authentication, you must use ALTER USERthe command or use to set the password when creating a user identified with caching_sha2_password by 'password'to log in successfully.