An aggregate function is a function that performs a calculation on a set of values, and returns a single value. Aggregate functions are often used with the GROUP BY clause of the SELECT statement. The GROUP BY clause splits the result-set into groups of values and the aggregate function can be used to return a single value for each group.

Apr 15, 2025 · Commonly used aggregate functions include COUNT(), SUM(), AVG(), MIN(), and MAX(). In this article, we will explain the most commonly used SQL aggregate functions, their syntax, practical examples, and how to make the best use of them in your queries

This tutorial introduces you to the most commonly used SQL aggregate functions including AVG, COUNT, MAX, MIN and SUM functions.

May 23, 2023 · An aggregate function performs a calculation on a set of values, and returns a single value. Except for COUNT(*), aggregate functions ignore null values. Aggregate functions are often used with the GROUP BY clause of the SELECT statement. All …

Apr 18, 2024 · SQL’s aggregate functions are used when you want to do computations on data and return a single value. The most common aggregate functions in SQL are: COUNT () – Counts the rows in the stated column. SUM () – Returns the sum of all values. AVG () – Computes the average of a group of values.

Dec 3, 2021 · In the T-SQL query language of SQL Server you can use different aggregate functions to perform calculations on numerical data. Those types of calculations are similar as those you would do in Excel. In this SQL Tutorial, we’ll explain what aggregate functions are and how you can use them.

Nov 21, 2023 · Are you curious about SQL aggregate functions and how they apply to real-world scenarios? In this article, we'll explore SQL aggregate functions, showcase real-world examples, and offer valuable insights on how to master them.

Jan 20, 2025 · SQL aggregation is the process that involves using SQL queries to perform specific calculations on massive datasets and return a single value. You can implement it by leveraging functions such as COUNT (), SUM (), AVG (), …

Mar 31, 2025 · SQL aggregate functions are built-in operations that process multiple rows of data and return a single, computed result. These functions are essential for summarizing large datasets, enabling efficient data analysis, reporting, and decision-making.

Dec 27, 2024 · Aggregate functions are built-in functions in SQL that perform calculations across multiple rows of a table or result set. They allow you to summarize, condense, and analyze the data in flexible and powerful ways, without having to write complex SQL subqueries. Here are some examples of helpful business tasks you can achieve using aggregates: