SQL Interview Questions & Answers | Crack Your SQL Interview in 2025!
🔥 SQL Interview Questions & Answers | Crack Your SQL Interview in 2025! 🚀
SQL Interview Coming Up? Be Ready to Impress! 💡
In this video, we cover the most commonly asked SQL interview questions and answers that will help you confidently ace your SQL interview in 2025! Whether you're preparing for a fresher role, an experienced position, or a data analyst job, these must-know SQL concepts will boost your chances of success.
Questions Covered:
1. What is SQL?
2. What are the different types of SQL commands?
3. What is the difference between DELETE, TRUNCATE, and DROP?
4. What is a Primary Key?
5. What is the difference between Primary Key and Unique Key?
6. What is the difference between WHERE and HAVING?
7. What is an Index in SQL?
8. What are Joins in SQL? Explain types of Joins.
9. What is Normalization?
10. What is Denormalization?
11. What is a Foreign Key?
12. What is the difference between UNION and UNION ALL?
13. What is a Subquery?
14. What is a Stored Procedure?
15. What are Triggers in SQL?
16. What is a View in SQL?
17. What is the difference between CHAR and VARCHAR?
18. What is a CTE (Common Table Expression)?
19. What is a Self Join?
20. What is the difference between RANK(), DENSE_RANK(), and ROW_NUMBER()?
21. What is the difference between GROUP BY and PARTITION BY?
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