Yes it is as easy as 1, 2, 3, 4, 5, 6 and there is 6 shifts.
I attached sample of my data here and in the query what I'm looking for is on 08/19/09 there is no entry on serial numbe KL-123 on Sixth shift but there was entry on the previous shift (FifthShift) on same day, so in my query I want...