This playlist contains scenario based SQL problems. After solving these you should be able to ace any SQL interview. As and when I find a good problem, i will add it to this playlist.
Curated by: Ankit Bansal (96 videos)
In this video we are going to discuss a SQL interview problem asked in Amazon for a Business Intelligence Engineer Position. Here is the script: create table purchase_history (userid int ,productid int ,purchasedate date ); SET DATEFORMAT dmy; insert into purchase_history values (1,1,'23-01-2012') ,(1,2,'23-01-2012') ,(1,3,'25-01-2012') ,(2,1,'23-01-2012') ,(2,2,'23-01-2012') ,(2,2,'25-01-2012') ,(2,4,'25-01-2012') ,(3,4,'23-01-2012') ,(3,1,'23-01-2012') ,(4,1,'23-01-2012') ,(4,2,'25-01-2012') ; 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 #dataengineer