10 Real-World SQL Projects to Build Your Portfolio with SONIYA KAUSHIK

Build practical SQL skills with 10 real-world business case study projects designed for Data Analyst, Data Scientist and Business Analyst interview preparation.

What’s included:

• 10 end-to-end SQL case study projects

• Real-world business scenarios

• Database schema and table design

• PK/FK relationships explained

• Detailed step-by-step analysis approach

• 15 practical SQL interview questions per project

• MySQL query starter templates

• Representative SQL solutions

• Data validation and quality checks

• Business interpretation and KPI thinking

• Interview-focused SQL concepts

Projects include:

1. E-Commerce Revenue & Customer Analytics

2. Food Delivery Operations & Customer Analytics

3. Fintech Payments & Transaction Risk Analytics

4. SaaS Subscription & Churn Analytics

5. Ride-Hailing Driver & Trip Analytics

6. Streaming Platform Content & Viewer Analytics

7. EdTech Student Learning & Course Analytics

8. Healthcare Appointment & Patient Operations

9. Logistics Delivery & Warehouse Performance

10. Digital Marketing Funnel & Campaign Analytics

This PDF is designed to help you move beyond basic SQL questions and practice how SQL is actually used to solve business problems.

Suitable for:

• Data Analyst interviews

• SQL interviews

• Data Science interviews

• Business Analyst interviews

• SQL portfolio projects

• Practical SQL practice