grant all privileges on . to ‘root’@’%’ identified by ‘19940722Fyy’ with grant option;

flush privileges;

Last login: Wed Sep 13 16:09:49 2023 from 127.0.0.1
[root@ecm-24d4 ~]# mysql -uroot -p
Enter password:
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Your MySQL connection id is 4
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mysql> GRANT ALL PRIVILEGES ON . TO ‘root’@’%’ IDENTIFIED BY ‘19940722Fyy’ WITH GRANT OPTION;
Query OK, 0 rows affected, 1 warning (0.01 sec)

mysql>
mysql> FLUSH PRIVILEGES;
Query OK, 0 rows affected (0.00 sec)

mysql>