Master PostgreSQL in 6 Hours | Complete Course for Beginners

By Suraj Jha

Master PostgreSQL from scratch and build robust, scalable backend databases. This comprehensive guide covers installation, SQL fundamentals, advanced data types like JSONB, relational design, and complex joins, culminating in a hands-on real-world database design project for professional application development.

Table of Contents

Master PostgreSQL in 6 Hours | Complete Course for Beginners

Table of Contents

Introduction to Databases & DBMS Architecture

Relational vs. Non-Relational Paradigms (SQL vs. NoSQL)

PostgreSQL Installation & Environment Setup

Connecting to PostgreSQL via CLI (psql) & pgAdmin

Managing Servers, Users, and Database Creation

Basic SQL DDL: Creating Tables and Columns

Basic SQL DML: Inserting and Querying Data

Updating and Deleting Records with Conditions

Working with pgAdmin Query Tool

Integrating PostgreSQL with Node.js & Express

Configuring Connection Pools & Environment Variables

Writing Robust Database Connection Handlers

Deep Dive into Numeric & Character Data Types

Working with Booleans, ENUMs, and Arrays

Implementing Database Constraints (NOT NULL, UNIQUE, CHECK)

Advanced Filtering: Pattern Matching with LIKE & Wildcards

Logical Operators (AND, OR, NOT) & Null Handling

Data Aggregation: GROUP BY and HAVING Clauses

Altering Tables: Adding, Modifying, and Dropping Columns

Data Integrity: Cascade Deletes & Default Values

Conditional Logic in SQL using CASE WHEN

Relational Database Design: Primary & Foreign Keys

Entity-Relationship Mapping (1:1, 1:N, N:M)

Mastering Joins: INNER, LEFT, RIGHT, and FULL OUTER

Database Design Case Study: Banking System Schema