💼 SQL Interview Preparation Guide

Welcome to the SQL Interview Guide by Digital PrepHub.

This repository is designed to help aspiring Data Analysts prepare for SQL interviews with structured questions, query challenges, and practical scenarios.

📚 What's Included?

SQL Basics
Intermediate SQL
Advanced SQL
JOIN Questions
GROUP BY & HAVING
CTEs
Window Functions
Date & String Functions
Query Optimization Basics
Scenario-Based SQL Questions

🎯 Who Is This For?

Data Analyst Aspirants
Students
Fresh Graduates
Career Switchers
Anyone preparing for SQL interviews

📌 Topics Covered

Beginner

SELECT
WHERE
ORDER BY
LIMIT
DISTINCT

Intermediate

JOINS
GROUP BY
HAVING
CASE WHEN
Subqueries

Advanced

CTEs
Window Functions
Ranking Functions
Date Functions
Performance Basics

💼 Interview Tips

Understand the business problem before writing SQL.
Practice writing queries without relying on autocomplete.
Focus on readability as well as correctness.
Be ready to explain your logic clearly.

🚀 More Resources

Explore additional Data Analytics and AI learning resources from Digital PrepHub.

⭐ Star this repository to receive updates and new interview resources.

Happy Learning and Best of Luck!

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