*.env
/postgres_data
version: '3.3'
services:
postgres:
image: postgres:13
environment:
- POSTGRES_DB=my_db
- POSTGRES_USER=root
- POSTGRES_PASSWORD=123456
ports:
- '5432:5432'
volumes:
- ./postgres_data:/var/lib/postgresql/data
docker-compose up -d postgres
docker-compose ps
docker-compose down