Where does database design fit in?
We will distinguish when the database design starts in a particular development sequence, from where do database design issues (and vocabulary) appear in the conceptual structure of the deliverables. The latter appears where you need to distinguish the database from “the application”. While this is sometimes problem dependent (e.g. you may have requirements that talk about a database shared with other applications — in which case the system context itself might model the database as an external actor), life is typically simpler if your initial models treat
