SQL Interview Question | ROW_NUMBER vs DENSE_RANK Explained

In this video, we break down a common SQL interview question step by step. We start with a simple aggregation problem and then evolve it into a more advanced ranking problem using ROW_NUMBER() and DENSE_RANK(). Topics covered: * GROUP BY * SUM * ROW_NUMBER() * DENSE_RANK() * QUALIFY * Handling ties in SQL interview questions Prep With Sid