How to change gridview column name in asp.net

Question

Hi Friends

I want to know how to edit gridview column name in asp.net ? I used for that  " <asp:BoundField DataField="emp_id" HeaderText="ID" />" but there are showing two column name i.e 'emp_id' and 'ID'.  I want there will be show only one column i.e. 'ID'.  Please tell me any one how to do this ?




Thanks