50 SQL Interview Questions with Datasets with ADITYA KALYAN

🚀 50 Most Asked SQL Interview Questions — Solved with Datasets

Preparing for a Data Analyst, Business Analyst, or SQL interview?

This practical resource contains 50 interview-focused SQL questions designed to help you build problem-solving skills and prepare for real-world SQL interviews.

📌 What’s Included:

• 50 SQL interview questions

• Practical datasets for practice

• Complete SQL solutions

• Step-by-step explanations

• Expected outputs

• Real-world business scenarios

• Beginner to advanced SQL problems

• Interview tips and problem-solving approaches

🎯 Topics Covered:

SELECT & WHERE • GROUP BY & HAVING • Joins • Subqueries • CTEs • CASE WHEN • Aggregate Functions • Window Functions • ROW_NUMBER • RANK • DENSE_RANK • LAG • LEAD • Date Functions • Duplicate Records • Nth Highest Salary • Consecutive Dates • Ranking & Top-N Problems

💡 How to Use It:

1. Read the question.
2. Try solving it yourself.
3. Compare your solution.
4. Understand the logic.
5. Practice by modifying the dataset.

This isn't about memorizing SQL queries.

It's about learning how to think and solve problems using SQL.

👨‍🏫 Created by Aditya Kalyan

Data Analyst | Data Analytics Trainer

🔥 Practice SQL. Build Confidence. Crack Interviews.