Dear all , i have an issue i have two tables- in one table i have Uniquenumber as column which is iden.y column auto generated , i want save . - Windows Forms Data Controls and Databinding I am trying to insert a iden.y column to a datatable which i have already filled. can any one . - Forms Data Controls :: Make An Autonumber Column In Gridview? Data Controls :: Iden.y Column In Table User Activation Can Only Be .Top Data Grid --> .