docker container run -d \
  -p 5432:5432 \
  -e POSTGRES_DB="curso_docker" \
  -e POSTGRES_USER="docker_usr" \
  -e POSTGRES_PASSWORD="docker_pwd" \
  postgres

docker container run -d \
  -p 3306:3306 \
  -e MYSQL_DATABASE="docker_db" \
  -e MYSQL_USER="docker_usr" \
  -e MYSQL_PASSWORD="docker_pwd" \
  -e MYSQL_RANDOM_ROOT_PASSWORD="yes" \
   mysql

docker container run -d \
  -p 27017:27017 \
  -e MONGO_INITDB_ROOT_USERNAME="mongo_usr" \
  -e MONGO_INITDB_ROOT_PASSWORD="mongo_pwd" \
  mongo