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PRINTED BY: khlmo-11@hotmail.com. Printing is for personal, private use only. No part of this book may be

reproduced or transmitted without publisher's prior permission. Violators will be prosecuted.

4-35. Figure 4-34   (page 197   ) shows an EER diagram for a restaurant, its tables, and the waiters and waiting

staff managers who work at the restaurant. Your assignment is to:

Figure 4-34 EER diagram for a restaurant

a. Develop a relational schema.

b. Show the functional dependencies.

c. Develop a set of 3NF relations using an enterprise key.

4-36. Table 4-4   shows a relation called GRADE REPORT for a university. Your assignment is as follows:

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Table 4-5 Shipping Manifest

Shipment ID: 00-0001 Shipment Date: 01/10/2015

Origin: Boston Expected Arrival: 01/14/2015

Destination: Brazil

Ship Number: 39 Captain: 002-15

Henry Moore

Item Number Type Description Weight Quantity TOTALWEIGHT

3223 BM Concrete 500   100  50,000

Form

3297 BM Steel  87 2,000 174,000

Beam

Shipment Total: 224,000

a. Draw a relational schema and diagram the functional dependencies in the relation.

b. In what normal form is this relation?

c. Decompose MANIFEST into a set of 3NF relations.

d. Draw a relational schema for your 3NF relations and show the referential integrity constraints.

e. Draw your answer to part d using Microsoft Visio (or any other tool specified by your instructor).

4-38. Transform the relational schema developed in Problem and Exercise 4-37   into an EER diagram. State

any assumptions that you have made.

4-39. For your answers to the following Problems and Exercises from prior chapters, transform the EER diagrams

into a set of relational schemas, diagram the functional dependencies, and convert all the relations to third normal

form.

a. Chapter 3   , Problem and Exercise 3-32b. Chapter 3   , Problem and Exercise 3-37

 4-40. Transform Figure 2-15a   , attribute version, to 3NF relations. Transform Figure 2-15b   , relationship

version, to 3NF relations. Compare these two sets of 3NF relations with those in Figure 4-10   . What observations

and conclusions do you reach by comparing these different sets of 3NF relations?

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