Hello,
I Try to calculate the number of days someone is ill.
I use the following Query :
SELECT Verzuim.RelID, Verzuim.[Datum ziekmelding], Verzuim.[Datum herstelmelding], Verzuim.Maandnz, Verzuim.[Aantal uren ziek], CInt([B])+CInt(([Datum herstelmelding]-IIf([Datum...