CUSTOMER PK CUS NUM CUS_LNAME HIF 1. 19 enerates. OPK FK1 RENTAL RENT NUM CUS_NUM RENT_CHARGE RENT PAID RENT_LATE_CHG #contains PK PK,FK1 +4FK2 RENT_LINE LINE NUM RENT NUM TAPE_CODE LINE_COPY LINE_CHG_DAY LINE_CHARGE LINE_DATE OUT LINE_DATE_IN enters # TAPE PK TAPE CODE TAPE_COPY TAPE_NAME TAPE_CHARGE

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Question

Convert ERD into Relational Model  - show referential integrity appropriately

O
CUSTOMER
PK CUS NUM HIE generates
CUS_LNAME
-OP PK
FK1
RENTAL
RENT NUM
CUS_NUM
RENT_CHARGE
RENT PAID
RENT_LATE_CHG
Toro or no
O
HH
contains
RENT_LINE
PK
PK,FK1
+ FK2
LINE NUM
RENT NUM
TAPE_CODE
LINE_COPY
LINE_CHG_DAY
LINE_CHARGE
LINE DATE OUT
LINE_DATE_IN
enters
TAPE
PK TAPE CODE
TAPE_COPY
TAPE_NAME
TAPE_CHARGE
Transcribed Image Text:O CUSTOMER PK CUS NUM HIE generates CUS_LNAME -OP PK FK1 RENTAL RENT NUM CUS_NUM RENT_CHARGE RENT PAID RENT_LATE_CHG Toro or no O HH contains RENT_LINE PK PK,FK1 + FK2 LINE NUM RENT NUM TAPE_CODE LINE_COPY LINE_CHG_DAY LINE_CHARGE LINE DATE OUT LINE_DATE_IN enters TAPE PK TAPE CODE TAPE_COPY TAPE_NAME TAPE_CHARGE
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