Aggregate functions allow you to extract a value from a collection. They aren't validation functions in itself, but they can help you in retrieving data you want to refer to more easily in the rest of your validation script.
| Function | Result |
|---|---|
| max (Collection) | The maximum of the given collection of values. |
| min (Collection) | The minimum of the given collection of values. |
| avg (Collection) | The average of the given collection of number values. |
| sum (Collection) | The sum of the given collection of number values. |