Top 10 MySQL Interview Questions & Answers | Data Analyst Job Prep (2026)
Are you preparing for a Data Analyst or Backend Developer Interview? 🚀 In this video, I have covered the Top 10 Most Asked MySQL Interview Questions that every interviewer asks in 2026.
I haven't just shared the questions; I have explained the Logic and Query for each answer so you can explain it confidently in your interview.
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Practice File : 100 - Advanced Excel Practice DataSet with Ques. & Ans 🌟
: https://mastertecheducation.graphy.co...
Practice File - SQL -- https://mastertecheducation.graphy.co...
🔥 Topics Covered in this Video:
DDL vs DML Commands.
Types of Joins (Inner, Left, Right, Full).
Difference between DELETE and TRUNCATE.
GROUP BY and HAVING Clause usage.
Primary Key vs Unique Key.
Real-time Query Writing for Interview.
⏳ Timestamps:
0:00 - Introduction
00:40 - Questions Overview
02:19 - Question 1: What is MYSQL and Why use it?
03: 39 - Question 2: Explain Keys and Indexes
08:40 - Question 3: Difference Between Join Operations
22:37 - Question 4: How to Duplicate Records?
26:53 - Question 5: Difference Between Delete & Truncate
30:00 - Question 6: How to Optimize Slow SQL Queries
34:29 - Question 7: Explain Count Variations
36:53 - Question 8: Top 5 customers by Purchase Amount
40:21 - Question 9: Explain VIEWs Operations
42:02 - Question 10: Explain UNION vs UNION ALL
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📂 Important Playlists:
Excel Interview Questions (50+): https://youtube.com/live/pVemk3TdrnM?...
👨🏫 About: Suraj is a Senior Corporate Trainer & Founder of Master Tech Education.
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