ID пате deptлame salary 10101 Srinivasan| Comp. Sci. 65000 12121 Wu Finance 90000 15151 Mozart Music 40000 22222 Einstein Physics History Physics Comp. Sci. History 95000 32343 El Said 60000 33456 Gold 87000 45565 Katz 75000 58583 76543 Califieri 62000 Singh Finance 80000 76766 Crick Biology Comp. Sci. | 92000 Elec. Eng. 72000 83821 Brandt 98345 Kim 80000 Figure 2.1 The instructor relation.

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
icon
Related questions
Question

In the instance of instructor shown in Figure 2.1, no two instructors have the
same name. From this, can we conclude that name can be used as a superkey
(or primary key) of instructor?

ID
пате
deptлame
salary
10101
Srinivasan| Comp. Sci.
65000
12121
Wu
Finance
90000
15151
Mozart
Music
40000
22222
Einstein
Physics
History
Physics
Comp. Sci.
History
95000
32343
El Said
60000
33456
Gold
87000
45565
Katz
75000
58583
76543
Califieri
62000
Singh
Finance
80000
76766
Crick
Biology
Comp. Sci. | 92000
Elec. Eng.
72000
83821
Brandt
98345
Kim
80000
Figure 2.1 The instructor relation.
Transcribed Image Text:ID пате deptлame salary 10101 Srinivasan| Comp. Sci. 65000 12121 Wu Finance 90000 15151 Mozart Music 40000 22222 Einstein Physics History Physics Comp. Sci. History 95000 32343 El Said 60000 33456 Gold 87000 45565 Katz 75000 58583 76543 Califieri 62000 Singh Finance 80000 76766 Crick Biology Comp. Sci. | 92000 Elec. Eng. 72000 83821 Brandt 98345 Kim 80000 Figure 2.1 The instructor relation.
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Knowledge Booster
Parallel Processing
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.
Similar questions
Recommended textbooks for you
Database System Concepts
Database System Concepts
Computer Science
ISBN:
9780078022159
Author:
Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:
McGraw-Hill Education
Starting Out with Python (4th Edition)
Starting Out with Python (4th Edition)
Computer Science
ISBN:
9780134444321
Author:
Tony Gaddis
Publisher:
PEARSON
Digital Fundamentals (11th Edition)
Digital Fundamentals (11th Edition)
Computer Science
ISBN:
9780132737968
Author:
Thomas L. Floyd
Publisher:
PEARSON
C How to Program (8th Edition)
C How to Program (8th Edition)
Computer Science
ISBN:
9780133976892
Author:
Paul J. Deitel, Harvey Deitel
Publisher:
PEARSON
Database Systems: Design, Implementation, & Manag…
Database Systems: Design, Implementation, & Manag…
Computer Science
ISBN:
9781337627900
Author:
Carlos Coronel, Steven Morris
Publisher:
Cengage Learning
Programmable Logic Controllers
Programmable Logic Controllers
Computer Science
ISBN:
9780073373843
Author:
Frank D. Petruzella
Publisher:
McGraw-Hill Education