The GROUP BY statement groups rows that have the same values into summary rows, like "find the number of customers in each country". The GROUP BY statement is often used with aggregate …

This tutorial introduces you SQL GROUP BY that combines rows into groups and apply aggregate function such as AVG, SUM, COUNT, MIN, MAX to each group.

Aug 20, 2020 · In this article, we’ll demonstrate how you can use the GROUP BY clause in practice. We’ve gathered five GROUP BY examples, from easier to more complex ones so you can see data …

Nov 17, 2025 · The SQL GROUP BY clause is used to arrange identical data into groups based on one or more columns. It is commonly used with aggregate functions like COUNT (), SUM (), AVG (), MAX …

Nov 18, 2025 · A SELECT statement clause that divides the query result into groups of rows, usually by performing one or more aggregations on each group. The SELECT statement returns one row per …

We use the GROUP BY clause to group rows based on the value of columns. In this tutorial, you will learn about GROUP BY in SQL with the help of examples.

Aug 21, 2025 · In this guide, we’ll cover the main GROUP BY functions step by step: Let’s use a simple shop database with customers and their orders. Count how many orders each customer has placed. …

Summary: in this tutorial, you will learn how to use the SQL Server GROUP BY clause to arrange rows in groups by one or more columns. The GROUP BY clause allows you to arrange the rows of a query …

In this syntax, column1, column2, etc. are the columns you want to group by, and aggregate_function (column) is the aggregate function that you want to apply to each group. The aggregate function can …

For instance, if you want to determine the total number of sales by region or country, use the SQL Server GROUP BY Clause to categorise the Sales table by region or country. Then we can use the …