title: including the datediff expression within the table in a row in MS Access 2007
body: <p>I have a 3 column in my table as start date, end date and total days. All I need it the following</p>
  
  <p>How to set the current date in the start date column
  Another question is how to get the date difference and the result should be displayed in another column called total days.</p>