Detailed process of building mongodb and mysql with docker-compose

version: '3'
services:
  mysqldbservice:
    image: 'mysql:latest'
    restart: always
    container_name: mysqlcontainer
    volumes:
      - ./data:/var/lib/mysql
      - ./my.cnf:/etc/mysql/my.cnf
      - ./init:/docker-entrypoint-initdb.d/
    ports:
      - 3306:3306 #“Host port number: container port number”
    environment:
      MYSQL_ROOT_PASSWORD: ""
      MYSQL_USER: '' # Create a common user MYSQL_PASSWORD: '' # Common user password MYSQL_DATABASE: '' # Create a library mongodbservice:
  # Image name. If the version number is not specified, the latest version will be pulled by default. image: mongo:latest
    # Port mapping ports:
    # Host port: container port - 27017:27017
    # Container data mount, persistent volumes:
    # Host directory: container directory: read and write permissions - ./mongo:/data/db:rw
    - ./configdb:/data/configdb:rw
    # Set environment variables:
    - TZ=Asia/Shanghai
    #Container name container_name: mongocontainer

[mysqld]
pid-file = /var/run/mysqld/mysqld.pid
socket = /var/run/mysqld/mysqld.sock
datadir = /var/lib/mysql
secure-file-priv= NULL
# Disabling symbolic-links is recommended to prevent assorted security risks
symbolic-links=0

# Custom config should go here
!includedir /etc/mysql/conf.d/