Functional Dependency & Normalization The table below lists customer/car hire data. Each customer may hire cars from various outlets throughout Glasgow. A car is registered at a particular outlet and can be hired out to a customer on a given date. carReg make model custNo custName hireDate outletNo outletLoc M565 0GD Tesla Model S C100 Smith, J 5/14/2018 101 San Francisco M565 0GD Tesla Model S C201 Helena, P 5/15/2016 101 San Francisco N734 TPR Nissan Sunny C100 Smith, J 5/16/2016 101 San Francisco M134 BRP Tesla Model S C313 Blatt, O 5/14/2018 102 Los Angeles M134 BRP Tesla Model S C100 Smith, J 5/20/2018 102 Los Angeles M611 0PQ Nissan Sunny C295 Alice, T 5/20/2018 102 Los Angeles Fig: Table 1 Identify the functional dependencies represented by the data shown in the table above. State any assumptions you make about the data. Using the functional dependencies identified in part (a), describe, and illustrate the process of normalization by converting Table 1 to Third Normal Form (3NF) relations. Identify the primary and foreign keys in your 3NF relations.
Functional Dependency & Normalization The table below lists customer/car hire data. Each customer may hire cars from various outlets throughout Glasgow. A car is registered at a particular outlet and can be hired out to a customer on a given date. carReg make model custNo custName hireDate outletNo outletLoc M565 0GD Tesla Model S C100 Smith, J 5/14/2018 101 San Francisco M565 0GD Tesla Model S C201 Helena, P 5/15/2016 101 San Francisco N734 TPR Nissan Sunny C100 Smith, J 5/16/2016 101 San Francisco M134 BRP Tesla Model S C313 Blatt, O 5/14/2018 102 Los Angeles M134 BRP Tesla Model S C100 Smith, J 5/20/2018 102 Los Angeles M611 0PQ Nissan Sunny C295 Alice, T 5/20/2018 102 Los Angeles Fig: Table 1 Identify the functional dependencies represented by the data shown in the table above. State any assumptions you make about the data. Using the functional dependencies identified in part (a), describe, and illustrate the process of normalization by converting Table 1 to Third Normal Form (3NF) relations. Identify the primary and foreign keys in your 3NF relations.
Database Systems: Design, Implementation, & Management
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ISBN:9781305627482
Author:Carlos Coronel, Steven Morris
Publisher:Carlos Coronel, Steven Morris
Chapter3: The Relational Database Model
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Problem 25P: Create the ERD. (Hint: Look at the table contents. You will discover that an AIRCRAFT can fly many...
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- Functional Dependency & Normalization
The table below lists customer/car hire data. Each customer may hire cars from various outlets throughout Glasgow. A car is registered at a particular outlet and can be hired out to a customer on a given date.
|
carReg |
make |
model |
custNo |
custName |
hireDate |
outletNo |
outletLoc |
|
M565 0GD |
Tesla |
Model S |
C100 |
Smith, J |
5/14/2018 |
101 |
San Francisco |
|
M565 0GD |
Tesla |
Model S |
C201 |
Helena, P |
5/15/2016 |
101 |
San Francisco |
|
N734 TPR |
Nissan |
Sunny |
C100 |
Smith, J |
5/16/2016 |
101 |
San Francisco |
|
M134 BRP |
Tesla |
Model S |
C313 |
Blatt, O |
5/14/2018 |
102 |
Los Angeles |
|
M134 BRP |
Tesla |
Model S |
C100 |
Smith, J |
5/20/2018 |
102 |
Los Angeles |
|
M611 0PQ |
Nissan |
Sunny |
C295 |
Alice, T |
5/20/2018 |
102 |
Los Angeles |
Fig: Table 1
- Identify the functional dependencies represented by the data shown in the table above. State any assumptions you make about the data.
Using the functional dependencies identified in part (a), describe, and illustrate the process of normalization by converting Table 1 to Third Normal Form (3NF) relations. Identify the primary and foreign keys in your 3NF relations.
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