dt.Columns.Add(New DataColumn("d1", GetType(DateTime)))
dt.Columns.Add(New DataColumn("d2", GetType(DateTime)))
Dim dr As DataRow = dt.NewRow()
Dim now As DateTime = DateTime.Now
Dim now2 As DateTime = now.AddTicks(1)
If dr("d1") < dr("d2") Then
Console.WriteLine("d1 is less than d2")
Console.WriteLine("Done")