mysql -p

mysql> CREATE DATABASE newdb;
mysql> GRANT ALL PRIVILEGES ON newdb.* TO newuser@localhost IDENTIFIED BY 'pwd';

mysql -u newuser -p
mysql> SHOW DATABASES;

CREATE DATABASE `bix`;

CREATE USER 'bix'@'localhost' IDENTIFIED BY '*';
GRANT ALL PRIVILEGES ON `bix`.* TO 'bix'@'localhost';
FLUSH PRIVILEGES;