PostgreSQL Tutorial | Create User, Database, Table & Insert Data

Published: 27 June 2026
on channel: Swarup Kumar Saha

🚀 PostgreSQL Tutorial for Beginners

In this video, you will learn the fundamentals of PostgreSQL through a complete hands-on demonstration.

📌 Topics Covered:

✅ Check PostgreSQL Version
✅ Connect to PostgreSQL Superuser (postgres)
✅ Create New Database Users
✅ View Existing Users
✅ Create Databases and Assign Owners
✅ Connect to Specific Databases
✅ Create Tables with Primary Keys
✅ Define Constraints (UNIQUE, NOT NULL, CHECK)
✅ Insert Records into Tables
✅ View and Manage PostgreSQL Databases

💻 Commands Demonstrated:

• psql --version
• psql -U postgres
• CREATE USER
• CREATE DATABASE
• CREATE TABLE
• INSERT INTO
• \du (Display Users)
• \l (Display Databases)

🗄️ Database Example:
We create a users table with:

Auto Increment Primary Key (SERIAL)
Username
Email (UNIQUE)
Password
User Role (Buyer, Seller, Admin)
Created Timestamp

This tutorial is perfect for:
✔ Students
✔ Database Beginners
✔ Django Developers
✔ Python Developers
✔ Backend Developers
✔ Interview Preparation

🔔 Subscribe for more tutorials on:
• PostgreSQL
• SQL
• Python
• Django
• REST APIs
• Web Development
• Database Design

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