Does the increased current support in the Brooklyn release help?

It doesn’t seem so. You can’t add the a UI only field to subqueried records via the page builder UI. Additionally, when adding it through the XML, it will show up as valid metadata in the skuid API, but I can’t get the UI only fields to actually show up in the data.

Here it is showing up nicely in the metadata:

But it doesn’t show up as a field in the actual data.