docker-compose.yml

version: '3'
services:
  db:
    image: mysql
    environment:
      MYSQL_ROOT_PASSWORD: root
      MYSQL_PORT: 3306
    ports:  
      - 3306:3306
    command: mysqld --character-set-server=utf8mb4 --collation-server=utf8mb4_unicode_ci
    volumes:
      - ./docker/db/data:/var/lib/mysql
      - ./docker/db/my.cnf:/etc/mysql/conf.d/my.cnf
      - ./docker/db/sql:/docker-entrypoint-initdb.d

# mysql -h 127.0.0.1 -u root -proot -D database-name