SQL Window Functions Explained (Part 6) – RANK, LAG, LEAD, NTILE, Analytics SQL

In this video (Part 6 of my SQL Zero to Hero series), I break down SQL Window Functions — one of the most powerful features in SQL for analytics, reporting, and data engineering.

You’ll learn:

What window functions are and why they matter

The 4 main types of window functions

Aggregate

Ranking

Value Offset

Distribution

How to use functions like RANK, DENSE_RANK, NTILE, LAG, LEAD, PERCENT_RANK with real examples

This lesson is perfect for beginners to intermediate SQL learners, data analysts, BI developers, analytics engineers, and anyone looking to write advanced, interview-ready SQL.

👉 Watch till the end to truly understand how SQL powers modern analytics and dashboards.

More advanced SQL tutorials coming soon — stay tuned 🚀

Видео SQL Window Functions Explained (Part 6) – RANK, LAG, LEAD, NTILE, Analytics SQL канала TheRQStudio