%DAYS Function
%DAYS built-in function converts a number into a duration that can be added to a date or timestamp value.
%DAYS (Number)
Parameters
Number
Required. The number to be converted to duration and added to or subtracted from a date or timestamp value.
Remarks
%DAYS can only be the right-hand value in an addition or subtraction operation. The left-hand value must be a date or timestamp. The result is a date or timestamp value with the appropriate number of days added or subtracted. For a date, the resulting value is *ISO format.