I have a table with two fields, one is date/time and the other is on/off. Our machine logs a record every minute. The shift is 12 hrs, so the table has 720 records. The purpose is to monitor the machine every minute to know if it is in operation or shut down. I want to loop through the table...
We make rolls of cloth. My table has fields [StockCode], [RollNumber], [RollWeight], [RollDateTime]. We have production runs that last from 6 hrs to 3 days with rolls coming off the machine every 15 minutes or so. I want write a query to be able to calculate the number of rolls, total weight...
I have a report that summarizes lab data. Occasionally they do not run all the tests and a field will have a zero in it. When I average on the report I would like to ignore the zeros. I tried to do IIF function in the summation field like Excel does on columns to ignor zeros, but the report...
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