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What is MySQL Aggregate Functions Explained about?

This document provides an overview of aggregate functions in MySQL, which are used to summarize and analyze data by processing multiple rows into a single value. Key functions include COUNT(), SUM(), AVG(), MAX(), and MIN(), often used with the SELECT statement and GROUP BY clause for grouped analysis. Examples illustrate how to count employees, sum salaries, and find average, highest, and lowest salaries, along with a practice query for finding average salary by department.

Author

Upendher 76

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EN