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docker-compose.databases.yml

version: '3.1'

services:

  mongo:
    image: mongo
    restart: always
    environment:
      MONGO_INITDB_DATABASE: database_name
      MONGO_INITDB_ROOT_USERNAME: user
      MONGO_INITDB_ROOT_PASSWORD: pa55word
    ports:
      - 27017:27017
    volumes:
      - ~/docker/volumes/mongodata:/data/db

  mongo-express:
    image: mongo-express
    restart: always
    ports:
      - 8081:8081
    environment:
      ME_CONFIG_MONGODB_URL: mongodb://user:pa55word@mongo:27017/
      ME_CONFIG_MONGODB_ADMINUSERNAME: user
      ME_CONFIG_MONGODB_ADMINPASSWORD: pa55word
      
  postgresql:
    image: 'postgres:latest'
    restart: always
    ports:
      - 5432:5432
    volumes:
      - ~/docker/volumes/postgresqldata:/var/lib/postgresql/data/
    environment:
      POSTGRES_USER: username # The PostgreSQL user (useful to connect to the database)
      POSTGRES_PASSWORD: pa55word # The PostgreSQL password (useful to connect to the database)
      POSTGRES_DB: default_database # The PostgreSQL default database (automatically created at first launch)