The business rules for the MegaCo Corporation’s divisions are as follows: Each department has many employees but each employee works for only one department. Each department is managed by one employee and each employee can manage only one department at a time. Crow’s Foot ERD:

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Question : Draw the EER diagram that describes the following scenario: ( PLEASE EXPLAIN STEP BY STEP AND IN DETAIL) We want to design a database for keeping track of information about votes taken is the PAKISTAN PROVISIONS in the current administration. They include the PARLIAMENT and the SENATE. A MINISTER in the PAKISTAN is either a Parliament Member or a Senator depending on to which body they are elected to. The database needs to keep track of each PAKISTAN CITY’s Name (e.g., ‘Lahore’, ‘Karachi’, ‘Multan’) and include the Region of the country to which the city belongs (whose domain is {‘Punjab’, ‘Sind’, ‘KPK’, ‘Baluchistan’}) and its population in the 170 million. Each MINISTER is described by his or her Name, plus the District represented, the Start_date when the parliament was first elected, and the political Party to which he or she belongs (whose domain is {‘PPP’, ‘PTI’, ‘PML(N)’, ‘PML(Q)’, ‘ANP’, ‘MQM’, ‘Independent’, ‘Other’}). A city can have a number of parliament…

Answer 1

Expert Solution & Answer

Chapter 2, Problem 16P

(a)

Explanation of Solution

The business rules for the MegaCo Corporation’s divisions are as follows:

Each department has many employees but each employee works for only one department.

Each department is managed by one employee and each employee can manage only one department at a time.

Crow’s Foot ERD:

(b)

Explanation of Solution

The business rules can be written as follows.

A customer can download many e-books from Books Online and each of the books can be downloaded by many customers.

Crow’s Foot ERD:

(c)

Explanation of Solution

The business rule is an airline can be assigned to fly many flights but each flight is flown by only one airliner.

Crow’s Foot ERD:

(d)

Explanation of Solution

The business rule for “KwikTite” Corporation is as follows.

Each factory is located in a region and each region can be a home for many factories.

Each factory employs many employees but each employee is employed by only one factory.

Crow’s Foot ERD:

(e)

Explanation of Solution

The business rule is an employee may have earned many degrees and each degree may have been earned by many employees.

Crow’s Foot ERD:

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Question : Draw the EER diagram that describes the following scenario: ( PLEASE EXPLAIN STEP BY STEP AND IN DETAIL) We want to design a database for keeping track of information about votes taken is the PAKISTAN PROVISIONS in the current administration. They include the PARLIAMENT and the SENATE. A MINISTER in the PAKISTAN is either a Parliament Member or a Senator depending on to which body they are elected to. The database needs to keep track of each PAKISTAN CITY’s Name (e.g., ‘Lahore’, ‘Karachi’, ‘Multan’) and include the Region of the country to which the city belongs (whose domain is {‘Punjab’, ‘Sind’, ‘KPK’, ‘Baluchistan’}) and its population in the 170 million. Each MINISTER is described by his or her Name, plus the District represented, the Start_date when the parliament was first elected, and the political Party to which he or she belongs (whose domain is {‘PPP’, ‘PTI’, ‘PML(N)’, ‘PML(Q)’, ‘ANP’, ‘MQM’, ‘Independent’, ‘Other’}). A city can have a number of parliament…

Create a Crow’s Foot ERD for each of the following descriptions. (Note: The word many merely means “more than one” in the database modeling environment.)a. Each of the MegaCo Corporation’s divisions is composed of many departments. Each of those departments has many employees assigned to it, but each employee works for only one department. Each department is managed by one employee, and each of those managers can manage only one department at a time.

Draw ER (or EER) diagram: A conceptual database design for a chain of furniture stores is needed. The following is a summary of the database requirements: a) The chain has many different stores in various cities and states. Each STORE has unique StoreNumber, plus an Address(made up of Street, City, State, ZipCode), and a StoreManager (who is an employee). Each store is organized into a number of departments. b) Each DEPARTMENT contains certain types of furniture (such as ‘dining’, ‘living room’, ‘bedroom’, ‘office’, etc.), and has a DeptName that is unique within each store; it also has a DeptManager (who is an employee), and a number of SalesPersons (who are employees). c) The company employs many employees. Each EMPLOYEE has a unique SSN, plus a Name (made up of FirstName, Minit, LastName), a job (e.g. ‘store manager’, ‘dept manager’, ‘sales associate’, ‘sales person’, etc.), plus DateOfBirth, Sex, Salary, and CommissionRate. Each employee works for a particular store. Design an ER…

Answer 2

Expert Solution & Answer

Chapter 2, Problem 16P

(a)

Explanation of Solution

The business rules for the MegaCo Corporation’s divisions are as follows:

Each department has many employees but each employee works for only one department.

Each department is managed by one employee and each employee can manage only one department at a time.

Crow’s Foot ERD:

(b)

Explanation of Solution

The business rules can be written as follows.

A customer can download many e-books from Books Online and each of the books can be downloaded by many customers.

Crow’s Foot ERD:

(c)

Explanation of Solution

The business rule is an airline can be assigned to fly many flights but each flight is flown by only one airliner.

Crow’s Foot ERD:

(d)

Explanation of Solution

The business rule for “KwikTite” Corporation is as follows.

Each factory is located in a region and each region can be a home for many factories.

Each factory employs many employees but each employee is employed by only one factory.

Crow’s Foot ERD:

(e)

Explanation of Solution

The business rule is an employee may have earned many degrees and each degree may have been earned by many employees.

Crow’s Foot ERD:

Expert Solution & Answer

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Answer 3

Expert Solution & Answer

Chapter 2, Problem 16P

(a)

Explanation of Solution

The business rules for the MegaCo Corporation’s divisions are as follows:

Each department has many employees but each employee works for only one department.

Each department is managed by one employee and each employee can manage only one department at a time.

Crow’s Foot ERD:

(b)

Explanation of Solution

The business rules can be written as follows.

A customer can download many e-books from Books Online and each of the books can be downloaded by many customers.

Crow’s Foot ERD:

(c)

Explanation of Solution

The business rule is an airline can be assigned to fly many flights but each flight is flown by only one airliner.

Crow’s Foot ERD:

(d)

Explanation of Solution

The business rule for “KwikTite” Corporation is as follows.

Each factory is located in a region and each region can be a home for many factories.

Each factory employs many employees but each employee is employed by only one factory.

Crow’s Foot ERD:

(e)

Explanation of Solution

The business rule is an employee may have earned many degrees and each degree may have been earned by many employees.

Crow’s Foot ERD:

Expert Solution & Answer

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Answer 4

Expert Solution & Answer

Chapter 2, Problem 16P

(a)

Explanation of Solution

The business rules for the MegaCo Corporation’s divisions are as follows:

Each department has many employees but each employee works for only one department.

Each department is managed by one employee and each employee can manage only one department at a time.

Crow’s Foot ERD:

(b)

Explanation of Solution

The business rules can be written as follows.

A customer can download many e-books from Books Online and each of the books can be downloaded by many customers.

Crow’s Foot ERD:

(c)

Explanation of Solution

The business rule is an airline can be assigned to fly many flights but each flight is flown by only one airliner.

Crow’s Foot ERD:

(d)

Explanation of Solution

The business rule for “KwikTite” Corporation is as follows.

Each factory is located in a region and each region can be a home for many factories.

Each factory employs many employees but each employee is employed by only one factory.

Crow’s Foot ERD:

(e)

Explanation of Solution

The business rule is an employee may have earned many degrees and each degree may have been earned by many employees.

Crow’s Foot ERD:

Expert Solution & Answer

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Answer 5

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Answer 6

Expert Solution & Answer

Answer 7

Chapter 2, Problem 16P

(a)

Explanation of Solution

The business rules for the MegaCo Corporation’s divisions are as follows:

Each department has many employees but each employee works for only one department.

Each department is managed by one employee and each employee can manage only one department at a time.

Crow’s Foot ERD:

(b)

Explanation of Solution

The business rules can be written as follows.

A customer can download many e-books from Books Online and each of the books can be downloaded by many customers.

Crow’s Foot ERD:

(c)

Explanation of Solution

The business rule is an airline can be assigned to fly many flights but each flight is flown by only one airliner.

Crow’s Foot ERD:

(d)

Explanation of Solution

The business rule for “KwikTite” Corporation is as follows.

Each factory is located in a region and each region can be a home for many factories.

Each factory employs many employees but each employee is employed by only one factory.

Crow’s Foot ERD:

(e)

Explanation of Solution

The business rule is an employee may have earned many degrees and each degree may have been earned by many employees.

Crow’s Foot ERD:

Answer 8

Chapter 2, Problem 16P

(a)

Explanation of Solution

The business rules for the MegaCo Corporation’s divisions are as follows:

Each department has many employees but each employee works for only one department.

Each department is managed by one employee and each employee can manage only one department at a time.

Crow’s Foot ERD:

Answer 9

Chapter 2, Problem 16P

(a)

Explanation of Solution

The business rules for the MegaCo Corporation’s divisions are as follows:

Each department has many employees but each employee works for only one department.

Each department is managed by one employee and each employee can manage only one department at a time.

Crow’s Foot ERD:

Answer 10

(b)

Explanation of Solution

The business rules can be written as follows.

A customer can download many e-books from Books Online and each of the books can be downloaded by many customers.

Crow’s Foot ERD:

Answer 11

(b)

Explanation of Solution

The business rules can be written as follows.

A customer can download many e-books from Books Online and each of the books can be downloaded by many customers.

Crow’s Foot ERD:

Answer 12

(c)

Explanation of Solution

The business rule is an airline can be assigned to fly many flights but each flight is flown by only one airliner.

Crow’s Foot ERD:

Answer 13

(c)

Explanation of Solution

The business rule is an airline can be assigned to fly many flights but each flight is flown by only one airliner.

Crow’s Foot ERD:

Answer 14

(d)

Explanation of Solution

The business rule for “KwikTite” Corporation is as follows.

Each factory is located in a region and each region can be a home for many factories.

Each factory employs many employees but each employee is employed by only one factory.

Crow’s Foot ERD:

Answer 15

(d)

Explanation of Solution

The business rule for “KwikTite” Corporation is as follows.

Each factory is located in a region and each region can be a home for many factories.

Each factory employs many employees but each employee is employed by only one factory.

Crow’s Foot ERD:

Answer 16

(e)

Explanation of Solution

The business rule is an employee may have earned many degrees and each degree may have been earned by many employees.

Crow’s Foot ERD:

Answer 17

(e)

Explanation of Solution

The business rule is an employee may have earned many degrees and each degree may have been earned by many employees.

Crow’s Foot ERD:

Answer 18

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Answer 19

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Ch. 2 - Prob. 1RQ Ch. 2 - What is a business rule, and what is its purpose...Ch. 2 - How do you translate business rules into data...Ch. 2 - Prob. 4RQ Ch. 2 - Explain how the entity relationship (ER) model...Ch. 2 - Prob. 6RQ Ch. 2 - Prob. 7RQ Ch. 2 - Prob. 8RQ Ch. 2 - Prob. 9RQ Ch. 2 - Prob. 10RQ

The business rules for the MegaCo Corporation’s divisions are as follows: Each department has many employees but each employee works for only one department. Each department is managed by one employee and each employee can manage only one department at a time. Crow’s Foot ERD:

Concept explainers

Explanation of Solution

The business rules for the MegaCo Corporation’s divisions are as follows:

Each department has many employees but each employee works for only one department.

Each department is managed by one employee and each employee can manage only one department at a time.

Crow’s Foot ERD:

Explanation of Solution

The business rules can be written as follows.

A customer can download many e-books from Books Online and each of the books can be downloaded by many customers.

Crow’s Foot ERD:

Explanation of Solution

The business rule is an airline can be assigned to fly many flights but each flight is flown by only one airliner.

Crow’s Foot ERD:

Explanation of Solution

The business rule for “KwikTite” Corporation is as follows.

Each factory is located in a region and each region can be a home for many factories.

Each factory employs many employees but each employee is employed by only one factory.

Crow’s Foot ERD:

Explanation of Solution

The business rule is an employee may have earned many degrees and each degree may have been earned by many employees.

Crow’s Foot ERD:

Chapter 2 Solutions

The business rules for the MegaCo Corporation’s divisions are as follows: Each department has many employees but each employee works for only one department. Each department is managed by one employee and each employee can manage only one department at a time. Crow’s Foot ERD:

Concept explainers

Explanation of Solution

The business rules for the MegaCo Corporation’s divisions are as follows: Each department has many employees but each employee works for only one department. Each department is managed by one employee and each employee can manage only one department at a time. Crow’s Foot ERD:

Explanation of Solution

The business rules can be written as follows. A customer can download many e-books from Books Online and each of the books can be downloaded by many customers. Crow’s Foot ERD:

Explanation of Solution

The business rule is an airline can be assigned to fly many flights but each flight is flown by only one airliner. Crow’s Foot ERD:

Explanation of Solution

The business rule for “KwikTite” Corporation is as follows. Each factory is located in a region and each region can be a home for many factories. Each factory employs many employees but each employee is employed by only one factory. Crow’s Foot ERD:

Explanation of Solution

The business rule is an employee may have earned many degrees and each degree may have been earned by many employees. Crow’s Foot ERD:

Chapter 2 Solutions

The business rules for the MegaCo Corporation’s divisions are as follows:

Each department has many employees but each employee works for only one department.

Each department is managed by one employee and each employee can manage only one department at a time.

Crow’s Foot ERD:

The business rules can be written as follows.

A customer can download many e-books from Books Online and each of the books can be downloaded by many customers.

Crow’s Foot ERD:

The business rule is an airline can be assigned to fly many flights but each flight is flown by only one airliner.

Crow’s Foot ERD:

The business rule for “KwikTite” Corporation is as follows.

Each factory is located in a region and each region can be a home for many factories.

Each factory employs many employees but each employee is employed by only one factory.

Crow’s Foot ERD:

The business rule is an employee may have earned many degrees and each degree may have been earned by many employees.

Crow’s Foot ERD: