SQL Tips and Tricks - Problem with Running SUM in SQL | Watch it to Avoid The Mistake

There is a specific issue with running calculation in SQL when we have duplicated on order by columns. I will discuss 2 solutions in this video on how you can fix the issue. Most Asked Join Based Interview Question: https://youtu.be/xR87ctOgpAE Data Analyst Spotify Case Study: https://youtu.be/-YdAIMjHZrM Top 10 SQL interview Questions: https://youtu.be/Iv9qBz-cyVA Interview Question based on FULL OUTER JOIN: https://youtu.be/KQfWd6V3IB8 Playlist to master SQL : https://youtube.com/playlist?list=PLBTZqjSKn0IeKBQDjLmzisazhqQy4iGkb Rank, Dense_Rank and Row_Number: https://youtu.be/xMWEVFC4FOk #sql #dataengineer #runningcalc