Description
Returns the number of days between the end_datetime and the start_datetime.
Syntax
DateDiffDays(end_datetime, start_datetime)
Arguments
end_datetime - string expression in ISO 8601 format.
start_datetime - string expression in ISO 8601 format.
Examples
DateDiffDays('2009-01-07T01:07:01.000Z','2008-02-01T00:00:00.000Z') returns 341
Notes
end_datetime and start_datetime must be in ISO 8601 date time format, otherwise the job will fail. See Using ISO 8601 date/time functions.
Return value datatype
Long
Impact of null value
If any (or all) inputs are null, returns null.