I have now searched quite a lot but maybe it's my english or can you point me to the correct post?
I have one table with ID and Date
001, 31.12.2011
002, 31.12.2011
002, 1.1.2012
003, 1.1.2012
Now I would like to run an union query based on a form [Old Date], [New Date] which returns a table...