I have a DeepSee KPI defined based on %DeepSee.KPI following the documentation http://docs.intersystems.com/latest/csp/docbook/DocBook.UI.Page.cls?KEY…. I've then enabled the KPI on a dashboard by adding a Widget where the data source is the KPI. Currently the ability to show a Detail Listing is implemented by the call back %OnGetListingSQL. This method documents the parameter
pListingName is the name of the listing to display. This is reserved for future use.
According to this and from what I can tell there is no way to provide support for a secondary