# Use postgres/example user/password credentials version: '3. docker exec -i postgres psql -U postgres -c "CREATE DATABASE <your-desired-db-name> WITH ENCODING='UTF8' OWNER=postgres;" Feb 25, 2020 · Docker-compose. Run a container from the PostgreSQL server image. Adminer is available for MySQL, PostgreSQL, SQLite, MS SQL, Oracle, Firebird, SimpleDB, Elasticsearch and MongoDB. Jul 12, 2021 · Yes, it’s perfectly fine to run databases in containers. Mar 7, 2022 · After the entrypoint calls initdb to create the default postgres user and database, it will run any *. Tiếp theo tạo database “gaugau”, rồi user có username là “cay_to” và password là “thit cho xao Mar 13, 2022 · To reach your goal of creating a Postgres Docker Compose file, we will use the image for PostgreSQL available on Docker Hub. With the pgAdmin interface open, we must add our PostgreSQL Docker container as a server. Dockerfile uses postgres image and copies all *. Use docker ps -a to view a list of all containers, including those that are stopped. You can also open the Docker dashboard. Replace “root” with your desired user. Jan 26, 2023 · This will create a docker image with name preloaded_db and latest tag. The default postgres user and database are created in the entrypoint with initdb. Now that you have the PostgreSQL Docker image on your machine, you can start the container. Dec 25, 2021 · PostgreSQL with docker-compose # To run the same Postgres 14. docker run --rm -P --publish 127. 3- Get your local IP (in Ubuntu by ifconfig command) 4- Open localhost:5050 in your browser. docker run --name db_Dev -e POSTGRES_USER=postgres -e POSTGRES_PASSWORD=postgres -e POSTGRES_DB=postgresDev -p 7432:5432 postgres:10. Set up Pgadmin and confirm connection. Feb 8, 2019 · docker run -p 5432:5432 -e POSTGRES_PASSWORD=1234 postgres. g. Check: $ docker exec -it $(docker-compose ps -q postgres9 ) psql -Upostgres -c '\z'. The easiest way to think of it is as a large virtual environment that contains everything needed for our Django project: dependencies, database, caching Feb 18, 2018 · Run the installer and then open the application. Finally, we will combine our codes to generate two containers with PostGIS, PostgreSQL and PgAdmin 4 our docker-compose. (Also remember that these init scripts only run the very first time the database container starts up; if there is already database data they will not re-run. Aug 12, 2022 · Running the PostgreSQL image. Start a Node container with my service. Right-click on ‘Databases’ and select ‘Create’ -> ‘Database’. Press Ctrl+Enter and wait until Docker pulls the image. postgresqlが構築できていること; サービス起動後、sqlを実行し以下のことができること DB作成 Sep 12, 2023 · Step 1: Create a container named dind-test with docker:dind image. services: db: container_name: Postgres_Server. 6. The next step is to define the environment variables. This is actually the ip of your docker engine host as seen by your containers on the same bridge. Run the unit tests. In addition, we discussed both ways to access the PostgreSQL database server. The line of code below is all that is needed to create a PostgreSQL container. Conversely to phpMyAdmin, it consist of a single file ready to deploy to the target server. PostgreSQL can also be run as a containerized application on Docker. This essentially means you can't copy any files to that path in your image; the changes will be discarded. Access the PostgreSQL Container. sql What was unique in my case: I have a password on the database that needs to be passed in; needed to pass in the tag (alpine); and finally the hosts version of the psql tools were different to the docker versions. I've also got a Docker container. yml file with the following contents: version: '3. We expect that the database server will re-use the storage, so our very important data is still there. This optional variable can be used to define another location - like a subdirectory - for the database files. Under Remote IP address, select These IP addresses then click Add and enter range 172. -e POSTGRES_USER=root: Sets the user for the PostgreSQL server. utf8". After filling out your information, click the “ Login ” button ( 2. Below, you can see the full command. -e POSTGRES_PASSWORD=<password> . Jan 8, 2022 · In this case, I’m going to show you how to export all information from a database. docker run --rm -p 5050:5050 thajeztah/pgadmin4. Image: an application that we want to create/deploy. Dec 15, 2018 · First is the Dockerfile of the Rails project, second is the docker-compose. In order to start the PostgreSQL container, there are a few parameters that you need to provide Docker, which are explained below: It seems like the db is shut down after the table is created. Ele estará disponível na porta 5432, o usuário padrão será postgres e a senha 1234. Mar 29, 2022 · Run the PostgreSQL Docker Container. As mentioned above, a container is an instance of a Docker image. To see list of backups inside container: $ docker-compose -f local. image: 'postgis/postgis:latest'. Defaults to 5432. Click new server button in the admin browser page first. Where db_name of the database and db_user its owner, and db. After that, subsequent runs will be much faster. Try connecting: - docker exec -it {name-of-container} psql -U postgres - Use ctrl-d or type exit to exit. $ docker exec -t start a postgres instance. Method 1. Start up the Postgres container again: $ docker-compose up. To stop and or start To create a PostgreSQL database in Docker, first, pull/download the official Postgres image using the “ docker pull postgres ” command. After that, utilize typical PostgreSQL connection methods or libraries for the connection, specifying the IP address or hostname of the Docker container, the appropriate port number, and your database login details. Repeat step 9 for IP address range 192. Aug 28, 2014 · 1- Run a postgres container. chmod -R 777 /logs. $ docker run --name Adminer (formerly phpMinAdmin) is a full-featured database management tool written in PHP. Open Container Station. Feb 16, 2022 · Start a PostgreSQL container using the docker run command: docker run -d . sh scripts found in that directory to do further initialization before starting the service. Right click newly created rule and select Properties then click on the Scope tab. Jun 30, 2023 · Creating a database and table from pgAdmin 4. PORT: The port the postgres server is listening to. --name myPostgresDb. Let’s have a look at the most basic example from the Postgres Docker Hub: Sep 17, 2019 · However, whenever the container starts I see the following error: The files belonging to this database system will be owned by user "postgres". $ docker compose up -d [+] Running 14/14. User and Database name: postgres. The official image provides a way to run arbitrary SQL and shell scripts after the DB is initialized by putting them into the /docker-entrypoint-initdb. Select TCP/IP, version of library for PostgreSQL. Otherwise, after removing the container, the data will be gone, too. 254. ) to continue. Select PostgreSQL in Sample. 5. We explored each step to pull, set up, and run a Docker container of Postgres. Since you launch the command from your flask container, there is no posgres service running there. 5 installed. Dec 20, 2019 · Update docker-compose up -d docker-compose logs -f postgres postgres_1 | postgres_1 | Data page checksums are disabled. --name postgres . Once the image is downloaded, Open command prompt and run the PostgreSQL container using the following command: Explanation: –name pg : Sets the name of the Docker container to “pg”. Expand the Images node, select the PostgreSQL server image, and click Create Container. docker exec -it $(my postgres container id) sh #su - postgres #psql # \d => No relations found. log. To backup your Postgres database from a docker container, please run the following command. I need to run an sql file located specifically inside my docker container, and it's supposed to run the query on Window's Postgres. 1 to 172. docker exec -it dind-test /bin/sh. . Name your database, for instance, ‘my_new_database’, and then click Nov 24, 2023 · PostgreSQL is officially supported on all major operating systems such as Windows, Ubuntu, MacOs, CentOS etc. Dec 30, 2020 · Now it is the world’s most advanced open-source relational database. This script: ALTER SYSTEM SET max_connections = 500; will let us change the maximum connection limit. Sau đó dùng psql để kết nối với psql user là postgres, và ko cần nhập mật khẩu vì container cho phép điều đó. 9' services: db: image: postgres restart: always # set shared memory limit when using docker-compose shm_size: 128mb # or set shared memory limit when deploy via swarm stack #volumes: # - type: tmpfs # target: /dev/shm # tmpfs: # size: 134217728 # 128*2^20 bytes = 128Mb environment: POSTGRES_PASSWORD: example adminer: image: adminer If you used a postgres container, set to the name of the container. In the above command, we call the run method on docker that will create a running instance of an existing docker image. Here is the nifty command to run postgreSQL container within a second. Learn how to run a Postgres database inside a docker container. 2. The default database encoding has accordingly been set to "UTF8". Click Create Application. I think that’s the standard process for Postgres Docker but when I login to Postgres, I don’t see my table that is supposed to be there. Defaults to odoo. Dec 21, 2021 · Setup PostgreSQL with docker In our setup, we use PostgreSQL as a database for Keycloak to persist data such as users, clients or realms and replace the H2 database provided by default. We run our PostgreSQL instance in a Docker container, using the official PostgreSQL image provided on Docker Hub. Step 2: Download postgres docker image: docker pull postgres:latest. You can now create a database to use to either import your existing data into, or for setting up your new project with. yml exec postgres backups. postgres_1 | postgres_1 | fixing permissions on existing directory /var/lib/postgresql/data ok postgres_1 | creating subdirectories ok postgres_1 | selecting default max_connections 100 postgres_1 | selecting default shared_buffers 128MB postgres_1 | selecting May 8, 2023 · Setting up PostgreSQL using Docker is a simple and easy process. The main two steps of the configuration will be: import the Postgres image in the Docker Compose Nov 28, 2021 · I have a docker container where I’m running the command like this to make a container docker run -d -i --name postgres3 -p 5432:5432 -e POSTGRES_PASSWORD="" postgres:9. Sep 15, 2023 · Run the following command within the repository directory to set up the database: docker-compose up -d. Nov 22, 2022 · How to install PostGIS, PostgreSQL and PgAdmin 4 in Docker. d/ directory. May 27, 2024 · For example, select postgres to pull the default postgres:latest image. Jun 5, 2020 · I'm using a Windows machine with Postgres 9. 2 days ago · It's possible to run PostgreSQL locally using a tool like Postgres. In the Create Docker Configuration dialog, do the following: If you could make it here, everything is ready to make your Pgadmin with Postgresql with Docker. -e POSTGRES_PASSWORD =postgresPW. RUN apt-get update -qq && apt-get install -y build-essential libpq-dev nodejs. Jul 21, 2021 · This tutorial showed you how to quickly run PostgreSQL and the pgAdmin management tool in a Docker container using Docker Compose. lost+found), Postgres initdb Apr 20, 2024 · We’ll look at using Docker to run PostgreSQL and pgAdmin, two critical tools for database administration and management, in the upcoming chapter. POSTGRES_DB=grafana. Defaults to db. If you want to run multiple Postgres instances or change the listening port of Postgres then follow this. 17. js images (if our machine does not have it before). Aug 8, 2022 · I showcase how we can create a docker container running a PostgreSQL Database. Dec 16, 2020 · 4. sql files to /docker-entrypoint-initdb. 1-alpine with docker-compose we will create a docker-compose-pg-only. The docker-compose file will use the postgres:14-alpine image from docker hub and will restart automatically if the container stops. As a programmer or data scientist, you have to work with databases at some point in your career. การทำ data persistence ด้วย volume เพ 👁 เทคนิคต่าง ๆ ที่ใช้ในคลิป1. The only challenge is to make sure that the data stored by the database does not reside within the file system of the container. 2_copy. Sep 1, 2016 · psql -h 0. You must supply a value for the POSTGRES_PASSWORD environment variable. Let me May 11, 2015 · docker run -it -e PGPASSWORD=my_password postgres:alpine pg_dump -h hostname -U my_user my_db > backup. ) Container: runs an instance of an Image (template of instructions). sql is responsible for copying data from the CSV to postgres. Jan 25, 2021 · From this post, you’ll learn how to connect pgAdmin to a PostgreSQL database server using Docker. Jun 15, 2015 · The postgres:9. sql file. This is a great way to work on and develop databases locally. 1-alpine restart: always environment: - POSTGRES_USER = postgres - POSTGRES_PASSWORD = postgres ports: - '5432:5432' volumes: Production installation. Initialize the container with the role. postgres:14. 0:5431->5432/tcp. Because we linked the Pgadmin and Postgresql installed with Docker in the same network, you can finally configure Pgadmin to connect with Postgresql. yml exec postgres backup. Mar 7, 2024 · In this article, you learned about Docker PostgreSQL Container, and how to install, set up, and run the Docker Postgres Instance on your Docker. org ⁠. lost+found), Postgres initdb Nov 2, 2023 · To connect to a PostgreSQL database in a Docker container, you first need to run a PostgreSQL container using Docker. And to enable it in docker logs, you had to make some trick to make it, one solution is as follows: wrapper. A service is analogous to docker run when you want to run a container from an image. -p 5455:5432. 1 is the ip of a docker bridge. 3. Then, create and start the Postgres container via the “ docker run --name -d <cont-name> -p 5432:5432 -e POSTGRES_PASSWORD=<password> postgres ” command. Shut down/delete all containers (except if there were errors) I am currently struggling running the migration. 3. adminer. you have made the following mapping: 0. 0 -p 6543 --dbname=db_name db. com" \-e "PGADMIN_DEFAULT_PASSWORD=SuperSecret" \-d dpage/pgadmin4 Note that the TCP/IP port has not been mapped to the host as it was in the Nginx example, and the container name has been set to a known value as it will be used as the hostname and may May 2, 2023 · Running Postgres inside Docker is a great way to simplify the situation. May 11, 2024 · For this tutorial, we want to run a Spring Boot application with the popular open-source database PostgreSQL. Oct 28, 2014 · Create the user admin and database ecomm-db using (using POSTGRES_USER and POSTGRES_DB respectively in docker compose) Create a script role. 13. In this case, the name of the folder This optional variable can be used to define another location - like a subdirectory - for the database files. Metabase ships with an embedded H2 database that uses the file system to store its own application data. So you should connect to port 5431 and not 5432 (as you did in your first codeblock) 1 Like. sh: #!/usr/bin/env bash. Oct 13, 2014 · If you add the --publish option to the docker run command . 5 (latest release as of August 28, 2019) Image. Specify an application name. Optional: Modify the YAML code. You now have all the information to restore from the host: pg_restore -U db_user -h 0. How can I do this either using my docker file or my init. Click Create. 172. -e POSTGRES_USER =postgresUser. This image will simplify the job by providing all the dependencies to run Postgres in Docker. To run the docker image for PostgreSQL, you can use the following command. docker run --name learn_postgres -e POSTGRES_PASSWORD=mysecretpassword -p 5433:5432 -d postgres. The postgres database is a default database meant for use by users, utilities and third party applications. Set up Pgadmin and confirm connection Because we linked the Pgadmin and Postgresql installed with Docker in the same network, you can finally configure Pgadmin to connect with Postgresql. yml file that configures our database connections. touch /logs/postgresql. Populate the DB with test data. Postgres - connect from WSL2 and create it. Docker is a product that allows developers to create containers, which are self-contained areas on their computer for running applications. It is also a great way to test Jun 8, 2016 · Step 1: Start powershell in non-admin mode. Oct 1, 2020 · Once you’ve downloaded Docker, it’s time to get started. I login through . If you want use docker-compose, in documentation is example of it: Jan 18, 2022 · Run the Docker Container. Since this blog mainly focused on managing Postgres instances using the web-based tool or interface called PGAdmin, you have learned the GUI way of interacting with Postgres instances on Docker. To start this process, click the “ Add New Server ” button. lyesd (Lyesd) January 20, 2022, 2:34pm 3. Docker will pull the PostgreSQL and Node. yml inside a folder. Supported by x86-based devices only. This post teaches you how to run PostgreSQL inside a Docker container. Please refer documentation for more details here; docker run -e POSTGRES_PASSWORD=secrect -e POSTGRES_USER=postgres <other options> image/name Feb 28, 2016 · Now, kill the Postgres server container: $ docker-compose stop. docker run –name pgsql-dev -e POSTGRES_PASSWORD=Welcome4$ -p 5432:5432 Postgres. I know they can't run on the same time, so I would like to change the port (not the -p 5433: 5432) here's my script to start the docker service: docker service create --name account-db --network account -e POSTGRES_PASSWORD=secret_password -p 5432:5432 -d --mount type=volume,source Oct 19, 2023 · We can easily run the whole with only a single command: docker compose up. yml is just another option. Ao fazer isso, temos nosso container rodando. Jun 18, 2019 · 1_init. This command does the following: Jun 23, 2021 · If you could make it here, everything is ready to make your Pgadmin with Postgresql with Docker. The default is /var/lib/postgresql/data. 4 image you've inherited from declares a volume at /var/lib/postgresql/data. 11. dump. Feb 25, 2022 · Dockerでpostgresqlを構築します。 Docker Hubで配布されているものを利用しています。詳細は、こちらを参照してください。 目標. Step 2: Log in to the container using exec. Run the DB migration (I am using node-pg-migrate) to create all the tables. sql creates the DB table, it has to have the same column names as in CSV file. docker pull dpage/pgadmin4 docker run--name "pgadmin4" \-e "PGADMIN_DEFAULT_EMAIL=user@domain. sql files and source any *. This user must also own the server process. Now, perform steps 2 to 4 from the previous method and validate docker command-line instructions and image build. Read more on Postgres Tutorials for a step-by-step guide to deploying a PostgreSQL Image on Docker Oct 2, 2018 · Creating a Database. Jan 19, 2022 · According to your “docker container ls”. sql files start with digits. Jul 13, 2014 · At First run the docker-compose file by any on of following commands: $ docker-compose -f loca. For a list of supported tags, go here. 2- Run a pgAdmin container. 1 is the localhost address. Right-click on Server and click Create > Server. ) Jun 19, 2018 · I have a relatively similar setup, and the following works for me to open a psql session on the host machine into the docker postgres instance: docker-compose run --rm db psql -h db -U postgres -d app_development. Two ways to access the PostgreSQL container. FROM ruby:2. On the Connection tab for Host use localhost and in the Password field use the password you used for POSTGRES_PASSWORD on the docker run command. Run the Docker image with the following command: docker container run -d --rm -p 5432:5432 -e POSTGRES_PASSWORD=postgres -e POSTGRES_USER=postgres --name test_preloaded_db preloaded_db:latest Here you can find the complete source for it. Start up a Postgres container with no tables/data. -p 5432:5432. 1:5432:5432 --name pg_test eg_postgresql when you run the docker file, then the following will work (note the port is now 5432) psql -h localhost -p 5432 -d docker -U docker --password The docker run command runs a command in a new container, pulling the image if needed and starting the container. mkdir /logs. First, we need to define some environment variables inside the . Apr 8, 2021 · Unless you already have the Postgres Docker image downloaded to your laptop, the first time you run the command above, it will download it. yml up OR docker-compose -f loca. lost+found), Postgres initdb May 11, 2024 · In this article, we learned how to install the PostgreSQL database using the Docker container. lost+found), Postgres initdb Sep 15, 2019 · 29. This means that your LOCAL port 5431 will be mapped to the container port 5432. $ docker run --name some-postgres -e POSTGRES_PASSWORD=mysecretpassword -d postgres. docker run. sh that grants all privileges on the newly created ecomm-db to the user admin. Step 3: Start docker container in detached mode and persist data on postgres image by creating a volume and binding it to a destination. The structure and data of the database is already contained in the created Docker image. By default, the name of the service becomes the hostname/address of the container within the Docker network. You can run the following command to see if your Docker container is running: docker ps. Input IP received in second point (WSL2 IP address). การ run postgres container4. You can restart a stopped container with all its previous changes intact using docker start . sh script and the ecomm-db. docker run -d -e POSTGRES_USER=user -e POSTGRES_PASSWORD=password123 --name my-postgres -p 5432:5432 postgres. I'm trying to run two postgres database with Docker service. USER: The postgres role with which Odoo will connect. So instead of installing PostgreSQL as a separate application, we’ll use Docker Compose to run Spring Boot and PostgreSQL. This command will create a Docker container with the PostgreSQL server and the pgvector Sep 22, 2023 · docker run --name pg-container-name -p 8888:5432 -e POSTGRES_USER=mkyong -e POSTGRES_PASSWORD=password -e POSTGRES_DB=mydb -d postgres:14 We can find a list of all available tags on the PostgreSQL Docker Hub page. 0 -p 6543 -U db_user db_name. You can run it just by docker run like in first answer. Set flags as required. Open up the command terminal. We will use a Docker compose file for our first method, and we need to put the docker-compose. Executando o comando visto acima, temos nosso banco rodando, o problema é que por padrão, todos os dados são armazenados internamente dentro do Apr 13, 2015 · docker run --name docker-postgres -d -p 5432:5432 <Id-docker-image> This does not restore the database every time the container is booted. docker run --privileged -d --name dind-test docker:dind. restart: always. app,; the preferred choice among many developers today is to use Docker, a tool for creating isolated operating systems. Feb 16, 2024 · Here is a basic command to start a PostgreSQL container: docker run --name my_postgres -e POSTGRES_PASSWORD=mysecretpassword -d -p 5432:5432 postgres. 23 I ran this command and it’s creating the container but I’m having an issue with starting the container. 1 docker exec and psql Sep 29, 2021 · Setting up PostgreSQL is a pretty straightforward task. It will show up there as well. I’ll use macOS for demonstration purposes. By following this step-by-step guide, you can run a Postgres database in a Docker container and start developing your application. It lets you: Always run the latest version of Postgres without having to manage software updates; Keep your local machine clean by isolating Postgres within the Docker environment; Store data persistently using Docker persistent volumes Jul 12, 2019 · Refer to this, you should enable logging_collector, then you can see incoming queries in log_directory 's log_filename. d/. 8'. The database cluster will be initialized with locale "en_US. $ docker run --name some-postgres -e POSTGRES_PASSWORD=mysecretpassword -d postgres The default postgres user and database are created in the entrypoint with initdb . Password you have used to create a Docker container with Postgres DB. On the Create Server dialog enter a Name for your server and then switch over to the Connection tab. Following the step-by-step instructions outlined in this guide, you can have your PostgreSQL and pgAdmin environments up and running in minutes. Docker is a powerful containerization tool that allows you to package and run applications and their dependencies in an isolated environment. 8' services: db: image: postgres:14. Here -p 7432:5432 is mapping port 5432 inside your Postgres container on to port 7432 of your host. Chapter 2: Setting Up PostgreSQL with Docker PostgreSQL is a powerful relational database management system, and Docker provides an efficient way to deploy and manage PostgreSQL instances as containers. Dec 28, 2020 · Importing a PostgreSQL and phpPgAdmin YAML File. yml file, and the third is the database. 0. Nov 15, 2016 · Run Image: If running docker image directly, use below to include environment variable in docker run with -e K=V. tsenv file to create a user and the database itself, then we will create a docker container inside the docker-compose that is using the defined environment variables. Now that we have the image in our local environment, we can spin up a container and specify some parameters. yml will be: version: '3. Drop the database. We then add some SQL to the database, and go into the container to access the Jun 30, 2019 · Name the rule e. After that, access the Postgres container and Feb 9, 2018 · 1. Apr 10, 2023 · Note: Since the PostgreSQL server is running in a Docker container, the hostname/address would be the name of the Docker service for the database container as defined in the docker-compose. yml up -d. POSTGRES_USER=postgres. §basic docker. They can be used Để chui vô bash của container mình dùng lệnh. lost+found), Postgres initdb Nov 15, 2023 · Next you create a service named Postgres. Feb 8, 2020 · 127. $ docker exec -it my-postgres bash. Mar 11, 2024 · Use the login details you specified within the Compose file to continue. Running PostgreSQL on different machines can be challenging, but Docker makes it easier. Feb 11, 2019 · Instead, you can use the docker run -v option or the Docker Compose volumes: option to push the script into the container when it starts up (treating it as a configuration file). Sep 17, 2019 · Docker: a tool/platform. If you used a postgres container, set to the same value as POSTGRES_USER. (In this case, we want to deploy the PostgreSQL v. Aug 10, 2022 · Run Container. There is no need to create a new Dockerfile. For taking backup: $ docker-compose -f local. sh file (which is called from the docker file). Meaning, if you remove the container, you’ll lose your Metabase application data (your questions, dashboards, collections, and so on). If the data volume you're using is a filesystem mountpoint (like with GCE persistent disks), or remote folder that cannot be chowned to the postgres user (like some NFS mounts), or contains folders/files (e. Later, all files are executed in alphanumerical order, that's why *. Where: db is the name of the container; postgres is the name of the user; app_development is the name of the database Jan 30, 2022 · List your current containers: - docker ps -a or docker ps --last 1. We have based on this article, but eliminating the multistage: Creating Fast, Lightweight Testing Databases in Docker This optional variable can be used to define another location - like a subdirectory - for the database files. dump the name of the dump file, add path if required. -v postgres:/var/lib/postgresql/data . Docker provides an isolated environment for running applications, making it easy to deploy and switch between different versions of PostgreSQL. RUN mkdir /myapp. Dec 12, 2023 · Step 5: Running the PostgreSQL Container. First, you will need to install Docker. 1 to 192. yml file. The services can be run on the background with command: docker compose up -d. Now we can open HeidiSQL and connect to DB: HeidiSQL connect to WSL2 PostgreSQL database. In a previous article, we looked at Docker Compose to handle multiple containers at once. wh vh mh cz fd ix nx rg qy vz