EP08 - PostgreSQL with Docker Tutorial | Database Containers for Beginners

Published: 23 May 2026
on channel: Devops Basics with Dali

In this PostgreSQL with Docker tutorial for beginners, we learn how to run PostgreSQL databases inside Docker containers and manage persistent database storage using Docker volumes.

In this video we cover:
PostgreSQL containers
Docker volumes
Environment variables
Port mapping
Persistent storage
Database containers
Docker networking
DBeaver database client
SQL queries inside PostgreSQL
Real backend workflows

We also demonstrate:
Running PostgreSQL with Docker
Connecting with psql
Connecting with DBeaver
Creating tables
Inserting data
Querying data
Deleting records
Restarting containers
Persistent Docker volumes

Commands used in this tutorial:

docker run -d
--name postgres-demo
-e POSTGRES_PASSWORD=secret
-e POSTGRES_DB=myapp
-p 5432:5432
postgres

docker ps

docker exec -it postgres-demo bash

psql -U postgres -d myapp

docker restart postgres-demo

docker volume ls

SQL commands used:

CREATE TABLE users (
id SERIAL PRIMARY KEY,
name VARCHAR(50)
);

INSERT INTO users (name)
VALUES ('Dali');

SELECT * FROM users;

DELETE FROM users
WHERE name = 'Alex';

This video is part of the DevOps Basic with Dali series focused on Docker, Kubernetes, Terraform, CI/CD, databases, and cloud-native technologies.

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📦 Source Code & Files

https://github.com/dalita/devops-basi...

🎥 Docker for Beginners Playlist

Follow along with all hands-on demos, Dockerfiles and Compose projects used in this series.

🐳 Learn Docker Step by Step
🚀 New Episodes Every Week

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#Docker #PostgreSQL #DevOps #Database #Containers #DBeaver #BackendDevelopment #CloudComputing #DockerTutorial #SQL

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