$ docker run --name some-mysql -e MYSQL_ROOT_PASSWORD=my-secret-pw -d mysql:5.7.27
CREATE USER 'newuser'@'localhost' IDENTIFIED BY 'password';
GRANT ALL PRIVILEGES ON 'database'.* TO 'database'@'localhost';
FLUSH PRIVILEGES;
docker run -e PGADMIN_DEFAULT_EMAIL=root@example -e PGADMIN_DEFAULT_PASSWORD=password -p 80:80 --rm dpage/pgadmin4