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In this video, I've explained one of the most commonly asked SQL interview questions at Amazon using LEAD() and LAG() ...

In this video, we'll solve one of the most frequently asked PySpark interview questions — “How to find the Top N records per group ...

Confused about SQL UNION, UNION ALL, and INTERSECT? Not sure when to use which? In this video, I break them down with ...

Master SQL Aggregate Functions! In this video, I'll break down COUNT, SUM, MIN, MAX, and AVG with easy-to-follow examples.

50+ IT Full Courses in Telugu: https://www.youtube.com/playlist?list=PLbMVPNscUopTabwrwhZxVbvCoofSbe86P PythonLife Community ...

Playing with tKinter as a GUI framework for students to be able to create apps with.