title: How to enable to check both checkbox from the same column in datawindow
body: <p>I have 2 checkboxs from the same column, one for Eat and another one for Drink, I plan if user check Eat, it will save as Eat data in 'a_type' column in database, same goes with Drink. In additional the user also able to check both Eat and Drink checkboxs and saved as Both in database , My problem now I can't check both, I only can check one of its</p>