Reference no: EM1352826
Q1) Consider the following relations for a database that keeps track of auto sales in a car dealership (Option refers to some optional equipment installed on an auto):
CAR (Serial-No, Model, Manufacturer, Price),
OPTIONS (Serial-No, Option-Name, Price),
SALES (Salesperson-id, Serial-No, Date, Sale-price)),
SALESPERSON (Salesperson-id, Name, Phone).
First, specify the foreign keys for this schema, stating any assumptions you make. Next, populate the relations with a few example tuples, and then give an example of an insertion in the SALES and SALESPERSON relations that violates the referential integrity constraints and of another insertion that does not.
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