The IngresRowUpdateEventHandler class has the following declaration:

C#: [Serializable]
         public delegate void Ingres RowUpdated EventHandler
         ( object sender, IngresRowUpdated EventArgs e)

VB.NET: <Serializable>
   Public Delegate Sub Ingres RowUpdatedEventHandler _
(ByVal sender As Object, ByVal e As
IngresRowUpdatedEventArgs)