My previous post
[https://www.rittmanmead.com/blog/2016/10/data-visualisation-desktop-12-2-2-0-new-features-2/]
contained a brief description of Data Visualization Desktop (DVD) new features
in 12.2.2.0, in terms of sources, visualisations and components. In this post
we're going to simulate a typical analyst use case and understand