I usually include my teachers name in the upper right hand corner along with the date my name and the subject.
Answer: hi there! Have a good day/night :))
Answer:
Changing the customer number on a record in the Orders table to a number that does not match a customer number in the customer table would violate referential integrity.
If deletes do not cascade, deleting a customer that has orders would violate referential integrity.
If deletes cascade, customer can be deleted and all orders for that customer will automatically be deleted.
I would imagine car would still be the best means , it's tough to define without knowing where he lives and how much he travels
