SQL Interview Questions |How to identify and delete duplicate records in a SQL Table using SQL Query

In this video you will learn how to identify and delete duplicate records in a SQL Table with or without an Unique Row ID or Identity Column using SQL Query. This is a very important and mostly asked interview question. Also this is very useful for SQL developers on a realtime project.

Following topics has been covered in this SQL Tutorial Video:
00:00 Introduction
00:52 DELETE ROWS USING GROUP BY and HAVING Clause
05:52 DELETE ROWS USING RANK FUNCTION
09:04 DELETE ROWS USING CTE AND ROW_NUMBER

You could refer to the Basic SQL Tutorial for Beginners at the below links:
Basic SQL Tutorial For Beginners – Part 1:    • The Basic Statements & Installation - SQL ...  
Basic SQL Tutorial For Beginners – Part 2:    • Database | Insert, Update, Delete, Truncat...  
Basic SQL Tutorial For Beginners – Part 3:    • All SQL Joins - SQL Beginners Series p.3  

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Links for resources:

SQL Scripts used in this training @ Github repository:
github.com/trainmebuddy/How-to-identify-and-delete…

SQL Server:
www.microsoft.com/en-in/sql-server/sql-server-down…

SQL Server Management Studio (SSMS):
learn.microsoft.com/en-us/sql/ssms/download-sql-se…
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