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Home› Complete MySQL Database Mastery Course: Beginner to Advanced with Real-World Projects› Advanced MySQL & Career Preparation (MySQL Bonus Topic)› What is an index in MySQL and how does it improve perf…

✏️ Explanatory Question

What is an index in MySQL and how does it improve performance?

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← Previous What are the set operations (INTERSECT and MINUS/EXCEPT) and how do you achieve them in MySQL? Next → What are the different types of indexes in MySQL?

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← Previous What are the set operations (INTERSECT and MINUS/EXCEPT) and how do you achieve them in MySQL? Next → What are the different types of indexes in MySQL?

📌 Topic Information

Subject Complete MySQL Database Mastery Course: Beginner to Advanced with Real-World Projects

Chapter Advanced MySQL & Career Preparation (MySQL Bonus Topic)

Sub-Chapter MySQL Interview Questions

Type Short Answer

Published 02 Aug 2026

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