Nuix uploaded a couple of videos by Wil Hüging to their YouTube channel

The first shows how “users can export metadata profiles directly to SQL” in Nuix 7.4
Metadata Export to SQL in Nuix 7.4

In the second, Wil “provides an overview of the Nuix Data Finder add-on for the Nuix Workstation, a powerful tool allowing users to search and cull data before building a full index”
Data Finder for Nuix Workstation