MYSQL connection error ERROR 1698 (28000): Access denied for user 'root'@'localhost'

canyue@pop-os:~$ mysql -uroot -p
Enter password: 
ERROR 1698 (28000): Access denied for user 'root'@'localhost'
canyue@pop-os:~$ mysql -uroot -p
Enter password: 
ERROR 1698 (28000): Access denied for user 'root'@'localhost'

The reason is that ordinary users cannot access

Need to use an administrator account

Or directly use it on the command line with administrator rights 

canyue@pop-os:~$ mysql -u root -p
Enter password: 
ERROR 1698 (28000): Access denied for user 'root'@'localhost'
canyue@pop-os:~$ sudo mysql -u root -p
Enter password: 
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 13
Server version: 8.0.28-0ubuntu0.21.10.3 (Ubuntu)

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