How to Remove Duplicates in SQL (SQL Interview Question Explained)

Published: 02 May 2025
on channel: SQL Handbook

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In this video, you'll learn how to identify and remove duplicate records from a table in SQL — a common SQL interview question that trips up many candidates. Shashane walks you through the process step-by-step using SQL Server Management Studio.

You'll discover:
👉 How to use ROW_NUMBER() to find and delete only certain duplicates
👉 Why GROUP BY isn't ideal for deleting duplicates
👉 How to clean your dataset without deleting too much!

Whether you're prepping for a data analyst or SQL developer interview, or just brushing up on your SQL skills, this is a must-watch tutorial.

👉 Don’t forget to like and subscribe if you found this helpful!

#SQL #SQLInterview #SQLTutorial #RemoveDuplicates #WindowFunctions #ROWNUMBER #SQLServer

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