Ubuntu: MySQL: ERROR 1698 (28000): Access denied for user 'root'@'localhost'
$ mysql -u root -p
Enter password:
ERROR 1698 (28000): Access denied for user 'root'@'localhost'
$ sudo mysql -u root
Database changed
mysql> SELECT User, Host, plugin FROM mysql.user;
+------------------+-----------+-----------------------+
| User | Host | plugin |
+------------------+-----------+-----------------------+
| root | localhost | auth_socket |