Let's look at a table we have created.

Let's select the age column

MAX() FUNCTION

It returns the maximum value present in a numeric column.

MIN() FUNCTION

It returns the minimum value present in a numeric column.

COUNT() FUNCTION

This function returns the number of rows that match specified criteria.

SUM() FUNCTION

This function returns the total sum of a numeric column.

AVG() FUNCTION

This function returns the average value of a numeric column.