Ace Your Next Data Interview with These Must-Know SQL Questions

Preparing for a data-related interview? SQL plays a critical role in assessing your technical expertise. Here are some commonly asked SQL questions that will help you stand out:

🧠 Top SQL Questions to Practice

Find the Second-Highest Salary
- A classic query that tests your ranking and subquery skills.
Difference Between INNER JOIN, LEFT JOIN, and RIGHT JOIN
- Demonstrates your understanding of relationships between tables.
Handle NULL Values
- Learn how to manage missing data effectively.
Write Queries for Aggregate Functions
- Practice using SUM, AVG, MAX, MIN, and COUNT for data summaries.
Group Data Using GROUP BY and HAVING
- Essential for organizing and filtering grouped datasets.
Identify Duplicates in a Table
- Test your problem-solving skills with unique constraints and grouping.
Retrieve the Nth Highest Value
- Challenges your advanced query writing and window function knowledge.

📌 Why Master These Questions?

Industry Relevance: These questions test concepts used daily in data roles.
Hands-On Experience: Strengthen your skills by solving real-world SQL challenges.
Interview Readiness: Be prepared to confidently discuss logic and optimization.

📖 Need Help with Answers?

Check out the detailed solutions and explanations in my reels and broadcast channel to get interview-ready in no time!

𝐏𝐚𝐲 𝐀𝐟𝐭𝐞𝐫 𝐏𝐥𝐚𝐜𝐞𝐦𝐞𝐧𝐭 𝐓𝐫𝐚𝐢𝐧𝐢𝐧𝐠 𝐏𝐫𝐨𝐠𝐫𝐚𝐦- 𝐆𝐞𝐭 𝐏𝐥𝐚𝐜𝐞𝐝 𝐈𝐧 𝐓𝐨𝐩 𝐌𝐍𝐂'𝐬

🔗 Link to the Document: Most Asked SQL Questions

🎯 Take Your SQL Skills to the Next Level

Practicing these questions will not only help you ace your interview but also improve your day-to-day SQL expertise. Get started now and unlock your potential!

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