SQL Aggregate Functions | COUNT, SUM, AVG, MAX, MIN Explained with Practical Examples

Welcome to Lesson 16: Aggregate Functions in SQL!
In today’s SQL class, you will learn all major aggregate functions—COUNT, SUM, AVG, MAX, and MIN—with step-by-step practical examples using MySQL Workbench.

This beginner-friendly lesson explains:

✔ What Aggregate Functions are
✔ Why we use them in SQL
✔ How they help in data analysis
✔ COUNT(), SUM(), AVG(), MAX(), MIN() with live examples
✔ Using Aggregate Functions with WHERE conditions
✔ Using Aggregate Functions with GROUP BY
✔ Real-time MySQL practical demo for each function

If you want to understand how to analyze datasets, calculate totals, get averages, and summarize data professionally, this video will help you master it quickly.

Perfect for students, beginners, and job interview preparation.

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00:00:00 Introduction
00:01:33 What are Aggregate Functions in SQL
00:02:46 Why do we use aggregate functions?
00:03:53 Common Aggregate Functions in SQL
00:04:48 Sample Data Table
00:05:17 COUNT() Aggregate Function
00:07:06 SUM() Aggregate Function
00:08:48 AVG() Aggregate Function
00:10:06 MAX(), MIN() Aggregate Function
00:11:16 Using Aggregate Functions WITH Conditions
00:12:44 Using Aggregate Functions WITH GROUP BY
00:14:48 Ending

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Видео SQL Aggregate Functions | COUNT, SUM, AVG, MAX, MIN Explained with Practical Examples канала Zain Entrepreneur