c# - How to insert empty record in linq DataSource? -

I have a table "notification" in my database, it has 3 fields: ID, date, details
I I want to show this data in Gridview between dates 1 and 2, but I want to show a blank record between date1 and date2, but there is no data in my table, date = date 3, how do i I can do this with C # and Linux

In the form of the Dim VarListado list (notice) = (varNnN from varEntidades.Information where varNNN.ID> select varNNN). For the list if addNew = True then dim varNew new information as varNew.ID = 0 varNew.Description = "new record added" varNew.Date = now varListado.Insert (0, varNew) if the