SQL Reference Guide
MIN
Syntax
MIN ( { [ALL] expression } | { DISTINCT column_ref } )
Description
The aggregate function MIN returns the minimum value in a group of values.
- The specification of DISTINCT has no effect on the result.
- The argument column_ref or expression can be of any type.
- The result of the function is of the same data type as that of the argument.
- The result is null if the result set is empty or contains only null values.
Example
SELECT MIN (salary)
FROM employee
WHERE deptno = 20 ;