using the design file in the image attached to the question : Normalize the database in the design file Be aware of the possibility of duplicate data. Name in Role and Employee and Emp_Contact_name all refer to the same data. Name and Email in Vendor refer to the Vendor. Assumptions made: An employee works with one or more vendors. An employee may have none or many dependents. An employee may have many roles over the employee's work history and a record should be retained for each role. Make sure to have a primary key for each table . Make sure to include the relationships between the tables .

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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using the design file in the image attached to the question :

Normalize the database in the design file

  1. Be aware of the possibility of duplicate data.
  2. Name in Role and Employee and Emp_Contact_name all refer to the same data.
  3. Name and Email in Vendor refer to the Vendor.
  4. Assumptions made:
    1. An employee works with one or more vendors.
    2. An employee may have none or many dependents.
    3. An employee may have many roles over the employee's work history and a record should be retained for each role.
    4. Make sure to have a primary key for each table .
    5. Make sure to include the relationships between the tables .
 
Bird's Eye ******
Zoom: 100% -
Catalog Tree ***
<
mydb
Tables
Views
Routine Groups
Catalog Layers User Types
Description Editor
Role: Table
Ready
Description Properties H ->
Diagram
↑
N
EEB
----
1:1
1:n
1:1
1:n
n:m
1:n
Employee
EmployeeID VARCHAR(45)
Name VARCHAR(45)
Email VARCHAR(45)
Dependent1 VARCHAR(45)
Dependent2 VARCHAR(45)
Dependent3 VARCHAR(45)
Indexes
0
0
■
0
Role
Name VARCHAR(45)
Email VARCHAR(45)
0
RoleName VARCHAR(45)
StartDate DATETIME
EndDate DATETIME
O
H
Vendor
◇Name VARCHAR(45)
Emp_Contact_Name VARCHAR(45)
Emp_Contact_Email VARCHAR(45)
Email VARCHAR(45)
Rediangmar Snip
A
Transcribed Image Text:Bird's Eye ****** Zoom: 100% - Catalog Tree *** < mydb Tables Views Routine Groups Catalog Layers User Types Description Editor Role: Table Ready Description Properties H -> Diagram ↑ N EEB ---- 1:1 1:n 1:1 1:n n:m 1:n Employee EmployeeID VARCHAR(45) Name VARCHAR(45) Email VARCHAR(45) Dependent1 VARCHAR(45) Dependent2 VARCHAR(45) Dependent3 VARCHAR(45) Indexes 0 0 ■ 0 Role Name VARCHAR(45) Email VARCHAR(45) 0 RoleName VARCHAR(45) StartDate DATETIME EndDate DATETIME O H Vendor ◇Name VARCHAR(45) Emp_Contact_Name VARCHAR(45) Emp_Contact_Email VARCHAR(45) Email VARCHAR(45) Rediangmar Snip A
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Follow-up Question

can you provide me with details on the progression from 1NF  to 3NF form with the relation between the tables along with the EER  design?

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Follow-up Question

the question said we need to include the relationships between the tables. can you please me with the details and figure showing the relationships between the tables?

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