Window Functions in SQL Server 🔥 ROW_NUMBER, RANK | Part- 21

Learn Window Functions in SQL Server from scratch with simple explanations and practical examples. In this video, you'll learn: What are Window Functions? OVER() clause PARTITION BY ROW_NUMBER() RANK() DENSE_RANK() SUM() and AVG() with Window Functions Running totals LAG() LEAD() Finding top employees per department Common SQL interview questions This tutorial is part of 30 Days SQL Challenge — Beginner to Advanced, designed to help you learn SQL Server step by step with practical queries. #SQLServer #SQL #WindowFunctions #SQLTutorial #SQLServerTutorial #LearnSQL #SQLInterview #SQLDeveloper #Database #Programming #Coding #30DaysSQLChallenge #DataAnalytics