Q3. Identify the primary key(s) in the table below. Draw as-is dependency diagram and identify types of dependencies. Is this table 3rd normal form? If not, convert it to 3rd normal form. EmployeelID | CourseTitle DateCompleted 1 Python 06/2020 1 Java 09/2020 2 Python 06/2020 2 SQL 02/2020 2 R. 02/2020 SQL 04/2020 4 Python 04/2020 4 SQL 04/2020 3.

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
Q3. Identify the primary key(s) in the table below. Draw as-is dependency diagram and identify
types of dependencies. Is this table 3rd normal form? If not, convert it to 3rd normal form.
EmployeelID CourseTitle DateCompleted
1
Python
06/2020
1
Java
09/2020
2
Python
06/2020
2
SQL
02/2020
R.
02/2020
3
SQL
04/2020
Python
04/2020
4
SQL
04/2020
5
Python
05/2020
2.
Transcribed Image Text:Q3. Identify the primary key(s) in the table below. Draw as-is dependency diagram and identify types of dependencies. Is this table 3rd normal form? If not, convert it to 3rd normal form. EmployeelID CourseTitle DateCompleted 1 Python 06/2020 1 Java 09/2020 2 Python 06/2020 2 SQL 02/2020 R. 02/2020 3 SQL 04/2020 Python 04/2020 4 SQL 04/2020 5 Python 05/2020 2.
Expert Solution
Step 1

The table is already normalized into 3NF. 

A table is said to be in 3rd Normal form, if it satisfies following property:- 

(i) All the domains must contain atomic values. 

(ii) There must not be any partial dependency. 

(iii) There must not any transitive dependency. 

 

 

 

trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps

Blurred answer
Knowledge Booster
Arrays
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