Database Reference
In-Depth Information
Question
Yes No
Can an Entity A be related to more than one Entity B?
Can an Entity B be related to more than one Entity A?
Can an Entity A exist without an Entity B?
Can an Entity B exist without an Entity A?
Are there examples of Entity A that would be valuable to show?
Are there examples of Entity B that would be valuable to show?
Does an Entity A go through a lifecycle?
Does an Entity B go through a lifecycle?
So after creating a template for our Account example, I asked a business expert each ques-
tion and checked off the appropriate answer:
Question
Yes No
Can a Customer own more than one Account?
✓
Can an Account be owned by more than one Customer?
✓
Can a Customer exist without an Account?
✓
Can an Account exist without a Customer?
✓
