The SQL MAX () Function The MAX() function returns the largest value of the selected column. The MAX() function works with numeric, string, and date data types.

Nov 22, 2025 · The SQL MAX () function helps quickly identify the highest value within any column, making it useful for summarizing and analyzing data trends. It is widely used in reports to find top …

In this tutorial, you will learn how to find the maximum value in a group using the SQL MAX aggregate function.

Nov 18, 2025 · MAX can be used with numeric, char, nchar, varchar, nvarchar, uniqueidentifier, or datetime columns, but not with bit columns. Aggregate functions and subqueries aren't permitted.

This SQL tutorial explains how to use the SQL MAX function with syntax and examples. The SQL MAX function is used to return the maximum value of an expression in a SELECT statement.

Feb 16, 2026 · The aggregate function SQL MAX () is used to find the maximum value or highest value of a certain column or expression. This function is useful to determine the largest of all selected …

Feb 13, 2026 · If you’re calculating the standalone maximum of fields without the need to break them down by another field, you don’t need a GROUP BY statement. MAX can also be used as a window …

Sep 4, 2025 · The real flexibility comes with the OVER clause, which turns MAX() into a window function. Instead of collapsing the dataset into a single row, it calculates the maximum across a …

The SQL Server MAX Function is used to find the Maximum value from the total records (rows) in the SELECT Statement, and it ignores nulls.

Apr 16, 2024 · Learn the syntax of the SQL MAX function and how to use it to find the highest values in your database columns.