Real-World SQL Projects: 5 Hands-On Case Studies | Udemy

Are you comfortable writing SQL queries but struggle when it comes to applying them to real-world scenarios?
Do you want to build a strong SQL portfolio that you can showcase to employers?
If yes, this course is designed for you!

Welcome to “Real-World SQL Projects: 5 Hands-On Case Studies”, a complete practical course where we take real datasets and solve real business problems using SQL. No theory-only teaching, no textbook examples—this is a fully hands-on, project-based learning experience.

Throughout this course, you will work on five industry-style SQL case studies, including:

SQL Case Study 1 – IPL Teams Analysis
SQL Case Study 2 – T20I Cricket Matches Analysis
SQL Case Study 3 – Flight Data Analysis
SQL Case Study 4 – Hospital Data Analysis
SQL Case Study 5 – Superstore Data Analysis

Each project follows a structured approach:

• Understanding the dataset and business problem
• Data cleaning and preprocessing within SQL
• Data exploration and insight generation
• Solving real business questions
• Writing optimized SQL queries
• Using advanced SQL techniques
• Publishing the project to GitHub to build your portfolio

By the end of this course, you will be able to:

• Apply SQL to real-world datasets
• Perform data cleaning, transformation, and preprocessing in SQL
• Explore and analyze data effectively
• Answer business questions using SQL
• Write professional, optimized SQL queries
• Build and publish SQL portfolio projects on GitHub

Along the way, you will learn and practice many advanced SQL concepts, including:

• CTEs (Common Table Expressions)
• Window Functions
• Subqueries
• UNPIVOT and Pivoting Techniques
• CASE Statements and Conditional Logic
• Ranking & Aggregation Functions
• Joins
• Date and Time Functions
• String Manipulation
• Data Formatting and Categorization

Why This Course is Different

This is not just another SQL tutorial.

This course focuses on:

• Real business problems
• End-to-end project workflow
• Practical, job-ready SQL skills
• Portfolio creation and GitHub publishing

You won’t just learn how SQL works—you’ll learn how SQL is used in real analytics work.

Join me in this exciting hands-on journey and build 5 real SQL projects that you can proudly showcase in your resume, LinkedIn, and GitHub portfolio.

Let’s get started!