I have a form and a subform relating to vehicles. The subform has starting mileage, ending mileage and the purpose of the vehicle's use, one of which is oil change. I would like a text box on the main form to show the next oil change mileage which should be 4500 miles from the ending mileage of the...
In the design of a query, I noticed that under the tab "Group By", there are only a few types of commands to make calculations. For example, the commands include Sum, Avg, Min, Max, Count, StDev, Var, First, Last, Expression, Where. Is it possible to have a special command? I'd like to use...
How do I update the value of one row with the value of a different row? i want to build an expression For example: I have 3 columns. If Column 1=C and C is Null, then I want the values for C in Column 2 to = 10000 (the value from Column 2 for A) and the values for C in Column 3 to = 22000 9the...
If I type in the criteria block [code] Is Not Null [code][Br _extended="true" /]then only those people who have a position assigned to them are listed and the position is listed. These are the people who get 25 points. What I need to do is to replace the position with “25″ in simple terms, if...
Ok what I want to do is very simple but nothing I have found is helping me. I have a field that sometime contains a values and but most of the time it is empty. What I want to do is write an expression that says if there is something in this field, then “25” I Believe that I should be using the...


