Mysql Min Max. To find the min or max value for a specific indexed column key col. In this tutorial we will learn about some of the most commonly used aggregate functions like count min max avg and sum in mysql.
These are the functions in mysql that performs some calculation on a set of values and then returns a single value. Syntax of mysql min and max the syntax for max is as follows. In this tutorial you will learn how to use the mysql min function to find the minimum value in a set of values.
Whereas min is an aggregate function which returns the smallest value in the given column.
This is optimized by a preprocessor that checks whether you are using where key part n constant on all key parts that occur before key col in the index. Introduction to mysql min function. In this tutorial we will learn about some of the most commonly used aggregate functions like count min max avg and sum in mysql. In this page we are going to discuss how the group by clause along with the sql min can be used to find the minimum value of a column over each group.
