Greg Young has coded up a sample CQRS app with the aim of creating the simplest possible implementation.
I have been looking through the code to try and better understand CQRS.
Greg Young’s Blog
Download the Sample App Here
The diagram above is based on stepping through the code after the user submits a new Inventory Item.
I’m still not sure I fully understand things but it is starting to become clearer.

Nice one. I am in a similar boat -still getting my head around the code but thanks for the diagram.