Which type of relationship is shown in each case below? Motivate your answer

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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Which type of relationship is shown in each case below? Motivate your
answer

Q.2.2.1
manages
Branch
0..1
1..1
Employee
BranchID {PK}
ManagerID {FK}
EmployeeID {PK}
Name
Name
Surname
Gty
Q.2.2.2
SpaceShuttle
transports
Astronaut
* SpaceShuttleID
AstronautID
Name
Name
Surname
Transcribed Image Text:Q.2.2.1 manages Branch 0..1 1..1 Employee BranchID {PK} ManagerID {FK} EmployeeID {PK} Name Name Surname Gty Q.2.2.2 SpaceShuttle transports Astronaut * SpaceShuttleID AstronautID Name Name Surname
Q.2.2.3 Table: Person
Primary key: PersonID
PersonID
Surname
Name
1
Modise
Dikeledi
2
Romano
Donatello
Table: Qualification
Primary key: QualificationID
Foreign key: PersonID
QualificationID PersonID
Description
97
BCIS (Application Development)
98
2
BCIS (Game Design and
Development)
99
2
BA (Graphic Design)
Transcribed Image Text:Q.2.2.3 Table: Person Primary key: PersonID PersonID Surname Name 1 Modise Dikeledi 2 Romano Donatello Table: Qualification Primary key: QualificationID Foreign key: PersonID QualificationID PersonID Description 97 BCIS (Application Development) 98 2 BCIS (Game Design and Development) 99 2 BA (Graphic Design)
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