Not all fields that are indicated as searchable appear in the Discover tab.
E.g. the following document.* fields in the index:
Versus then the available fields in the Discover tab, where there is a question mark next to document. I would expect the searchable fields to be available here.
The aggregatable document fields are however available in the visualisation tab.
How can I get all searchable fields (or the document.* fields) in the Discover tab?
We're using ES 6.4.2.
