object that represents the column axis in the specified PivotTable list.
PivotView object: Returns a PivotGroupAxis object that represents the column axis in the specified PivotTable list.
expression.ColumnAxis
expression Required. An expression that returns a PivotData or PivotView object.
Example
This example inserts two field sets into the PivotTable list in the active view.
Sub AddFieldsToPT()
Dim ptView
Set ptView= PivotTable1.ActiveView
ptView.ColumnAxis.InsertFieldSet ptView.FieldSets("Store Type")
ptView.RowAxis.InsertFieldSet ptView.FieldSets("Promotions")
End Sub