SQL Tips and Tricks - SQL For Data Science | NTILE Analytical Function | Top and Bottom N Percent Customers

In this video we are going to learn a SQL analytical function called NTILE which is used in data science to create customer distribution based on sales. We will use the orders dataset to understand it via solving a problem where we need to find top 25 and bottom 25 percent customers be sales. here is the orders dataset link: https://docs.google.com/spreadsheets/d/1TPlQzPs9kOZkNVJO0-9Jwx01rp4VUAuM/edit?usp=sharing&ouid=106155540926582191100&rtpof=true&sd=true Zero to hero(Advance) SQL Aggregation: https://youtu.be/5Ighj_2PGV0 Most Asked Join Based Interview Question: https://youtu.be/xR87ctOgpAE Solving 4 Trick SQL problems: https://youtu.be/Ck1gQrlS5pQ 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 #datascience #analytics