$ sudo mysql -u root
[sudo] Mot de passe de dominique :
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 13
Server version: 8.0.35-0ubuntu0.22.04.1 (Ubuntu)
(...)
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql>
CREATE USER 'lambda'@'localhost' IDENTIFIED BY 'lambdapassword';
CREATE DATABASE lambdaDB;
GRANT ALL PRIVILEGES ON lambdaDB.* TO 'lambda'@'localhost';