(a) Contrast Normal Form and Normalization

Question

create a dependency diagram based on this ERD. Decompose the relation in the resulting dependency diagram into a set of 3NF relation this is introduction to databse system question

Answer 1

Question

Chapter 4, Problem 4.3RQ

Program Plan Intro

(a)

Contrast Normal Form and Normalization

Program Plan Intro

(b)

Contrast Candidate Key and Primary Key.

Program Plan Intro

(c)

Contrast Partial dependency and Transitive Dependency.

Program Plan Intro

(d)

Contrast Composite key and Recursive Foreign Key.

Program Plan Intro

(e)

Contrast Determinant and Candidate Key.

Program Plan Intro

(f)

Contrast Foreign Key and Primary Key.

Program Plan Intro

(g)

Contrast Natural Primary key and Surrogate Primary key.

Program Plan Intro

(h)

Contrast Enterprise Key and Surrogate key.

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create a dependency diagram based on this ERD. Decompose the relation in the resulting dependency diagram into a set of 3NF relation this is introduction to databse system question

q13

Explain the concept of functional dependency and its role in normalization.

Answer 2

Question

Chapter 4, Problem 4.3RQ

Program Plan Intro

(a)

Contrast Normal Form and Normalization

Program Plan Intro

(b)

Contrast Candidate Key and Primary Key.

Program Plan Intro

(c)

Contrast Partial dependency and Transitive Dependency.

Program Plan Intro

(d)

Contrast Composite key and Recursive Foreign Key.

Program Plan Intro

(e)

Contrast Determinant and Candidate Key.

Program Plan Intro

(f)

Contrast Foreign Key and Primary Key.

Program Plan Intro

(g)

Contrast Natural Primary key and Surrogate Primary key.

Program Plan Intro

(h)

Contrast Enterprise Key and Surrogate key.

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Answer 3

Question

Chapter 4, Problem 4.3RQ

Program Plan Intro

(a)

Contrast Normal Form and Normalization

Program Plan Intro

(b)

Contrast Candidate Key and Primary Key.

Program Plan Intro

(c)

Contrast Partial dependency and Transitive Dependency.

Program Plan Intro

(d)

Contrast Composite key and Recursive Foreign Key.

Program Plan Intro

(e)

Contrast Determinant and Candidate Key.

Program Plan Intro

(f)

Contrast Foreign Key and Primary Key.

Program Plan Intro

(g)

Contrast Natural Primary key and Surrogate Primary key.

Program Plan Intro

(h)

Contrast Enterprise Key and Surrogate key.

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Answer 4

Question

Chapter 4, Problem 4.3RQ

Program Plan Intro

(a)

Contrast Normal Form and Normalization

Program Plan Intro

(b)

Contrast Candidate Key and Primary Key.

Program Plan Intro

(c)

Contrast Partial dependency and Transitive Dependency.

Program Plan Intro

(d)

Contrast Composite key and Recursive Foreign Key.

Program Plan Intro

(e)

Contrast Determinant and Candidate Key.

Program Plan Intro

(f)

Contrast Foreign Key and Primary Key.

Program Plan Intro

(g)

Contrast Natural Primary key and Surrogate Primary key.

Program Plan Intro

(h)

Contrast Enterprise Key and Surrogate key.

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Answer 5

Chapter 4, Problem 4.3RQ

Program Plan Intro

(a)

Contrast Normal Form and Normalization

Program Plan Intro

(b)

Contrast Candidate Key and Primary Key.

Program Plan Intro

(c)

Contrast Partial dependency and Transitive Dependency.

Program Plan Intro

(d)

Contrast Composite key and Recursive Foreign Key.

Program Plan Intro

(e)

Contrast Determinant and Candidate Key.

Program Plan Intro

(f)

Contrast Foreign Key and Primary Key.

Program Plan Intro

(g)

Contrast Natural Primary key and Surrogate Primary key.

Program Plan Intro

(h)

Contrast Enterprise Key and Surrogate key.

Answer 6

Chapter 4, Problem 4.3RQ

Program Plan Intro

(a)

Contrast Normal Form and Normalization

Answer 7

Chapter 4, Problem 4.3RQ

Program Plan Intro

(a)

Contrast Normal Form and Normalization

Answer 8

Program Plan Intro

(b)

Contrast Candidate Key and Primary Key.

Answer 9

Program Plan Intro

(b)

Contrast Candidate Key and Primary Key.

Answer 10

Program Plan Intro

(c)

Contrast Partial dependency and Transitive Dependency.

Answer 11

Program Plan Intro

(c)

Contrast Partial dependency and Transitive Dependency.

Answer 12

Program Plan Intro

(d)

Contrast Composite key and Recursive Foreign Key.

Answer 13

Program Plan Intro

(d)

Contrast Composite key and Recursive Foreign Key.

Answer 14

Program Plan Intro

(e)

Contrast Determinant and Candidate Key.

Answer 15

Program Plan Intro

(e)

Contrast Determinant and Candidate Key.

Answer 16

Program Plan Intro

(f)

Contrast Foreign Key and Primary Key.

Answer 17

Program Plan Intro

(f)

Contrast Foreign Key and Primary Key.

Answer 18

Program Plan Intro

(g)

Contrast Natural Primary key and Surrogate Primary key.

Answer 19

Program Plan Intro

(g)

Contrast Natural Primary key and Surrogate Primary key.

Answer 20

Program Plan Intro

(h)

Contrast Enterprise Key and Surrogate key.

Answer 21

Program Plan Intro

(h)

Contrast Enterprise Key and Surrogate key.

Answer 22

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Answer 33

Ch. 4 - Define each of the following terms: determinant...Ch. 4 - Prob. 4.2RQ Ch. 4 - Prob. 4.3RQ Ch. 4 - Describe the primary differences between the...Ch. 4 - Summarize six important properties of relations.Ch. 4 - Describe two properties that each candidate key...Ch. 4 - Describe the three types of anomalies that can...Ch. 4 - Demonstrate each of the anomaly types with an...Ch. 4 - Fill in the blanks in each of the following...Ch. 4 - What is a well-structured relation? Why are...

(a) Contrast Normal Form and Normalization

Solution Summary: The author explains normalization as the process that decomposes the relations into multiple smaller relations.

Concept explainers

(a)

Contrast Normal Form and Normalization

(b)

Contrast Candidate Key and Primary Key.

(c)

Contrast Partial dependency and Transitive Dependency.

(d)

Contrast Composite key and Recursive Foreign Key.

(e)

Contrast Determinant and Candidate Key.

(f)

Contrast Foreign Key and Primary Key.

(g)

Contrast Natural Primary key and Surrogate Primary key.

(h)

Contrast Enterprise Key and Surrogate key.

Chapter 4 Solutions

(a) Contrast Normal Form and Normalization

Solution Summary: The author explains normalization as the process that decomposes the relations into multiple smaller relations.

Concept explainers

(a) Contrast Normal Form and Normalization

(b) Contrast Candidate Key and Primary Key.

(c) Contrast Partial dependency and Transitive Dependency.

(d) Contrast Composite key and Recursive Foreign Key.

(e) Contrast Determinant and Candidate Key.

(f) Contrast Foreign Key and Primary Key.

(g) Contrast Natural Primary key and Surrogate Primary key.

(h) Contrast Enterprise Key and Surrogate key.

Chapter 4 Solutions

(a)

Contrast Normal Form and Normalization

(b)

Contrast Candidate Key and Primary Key.

(c)

Contrast Partial dependency and Transitive Dependency.

(d)

Contrast Composite key and Recursive Foreign Key.

(e)

Contrast Determinant and Candidate Key.

(f)

Contrast Foreign Key and Primary Key.

(g)

Contrast Natural Primary key and Surrogate Primary key.

(h)

Contrast Enterprise Key and Surrogate key.