Hi,
you are right SWQL doesn't support MODULO operator. But you can still do it self
SELECT
ToString( Ceiling( (HourDiff(MAX (EventTime ), GETUTCDATE()) / 24.0 - Floor(HourDiff(MAX ( EventTime ), GETUTCDATE ()) / 24.0) ) * 24 )) + ' Hours ' AS Hours
FROM Orion.Events
In SWQL use almost always GETUTCDATE since it's default time kind we work with.
Thanks
ET;