The Universal Data Graph (UDG) introduces a few concepts you should fully understand in order to make full use of it.
UDG comes with a fully spec compliant GraphQL engine that you don’t have to code, you just have to configure it.
For that you have to define your “DataSources” and might want to add “Field Mappings” as well as “Arguments” to your configuration. Read on in the sub sections to understand the full picture to use UDG to its full potential.
To help you, we have put together the following video.