The Importance of Sharing Data Structures in Domain-Driven Design

In domain-driven design, you don't try to assimilate all of that into a Uber order object. It usually is like one of these systems or parts of the system that kind of established the identity of something. You can then correlate the different ideas of an order,. quote unquote, to the same logical thing. But I've seen projects where you didn't even have any kind of shared information at all - just an identifier.