Public ReadOnly Property ParentRelationName As String

Dim instance As DefaultSheetDataModel
Dim value As String
 
value = instance.ParentRelationName

public string ParentRelationName {get;}

private void fpSpread1ChildViewCreated(object sender, FarPoint.Win.Spread.ChildViewCreatedEventArgs e) 
{
    FarPoint.Win.Spread.Model.DefaultSheetDataModel dm;
    dm = e.SheetView.Models.Data;
    string s;
    s = dm.ParentRelationName;
    MessageBox.Show("The name of the parent relation is " + s);
}

Private Sub FpSpread1ChildViewCreated(ByVal sender As Object, ByVal e As FarPoint.Win.Spread.ChildViewCreatedEventArgs) Handles
fpSpread1.ChildViewCreated
    Dim dm As FarPoint.Win.Spread.Model.DefaultSheetDataModel
    dm = e.SheetView.Models.Data
    Dim s As String
    s = dm.ParentRelationName
    MessageBox.Show("The name of the parent relation is " & s)
End Sub