Company(code) ___*-|-___ Subscription(Nr)
verbs as:
Company has DriverTech Subscription.
Each Company has exactly one DriverTech Subscription.
For each DriverTech Subscription, at most one Company has that DriverTech Subscription.
but Database table:
Company (Company_Code, Company, ...)
UNLESS I provide a name for the Role marked as Mandatory (*)
See the model I posed under General Discussion on the "Core" page (youll have to remove the role name).