Database Design   Testing (ID_testing,date,observerId) Observer(observerId,observer_name) Type(TypeId,typename) Essentialoil (ID_essential,essentialname,typeId,batchcode) Constituent (ID_constituent,cname,min_percentage,Test_percentage,status)   Before an Essential Oil product is marketed, testing is carried out based on the production batch from any essential oil. This is done to maintain the quality and content of the existing constituents in essential oils. Where the Test Percentage Content must reach the Minimum standard Percentage Content for each constituent. If there is one type of constituent that does not fulfill minimum standard, the batch will not be marketed because it does not meet the standard quality. Question 1. Make an ERD (Entitiy Relationship Diagram) based on the results of Normalization 2. Develop the ERD that you create to implement Generalization / Specialization.

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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Database Design

 

Testing (ID_testing,date,observerId)

Observer(observerId,observer_name)

Type(TypeId,typename)

Essentialoil (ID_essential,essentialname,typeId,batchcode)

Constituent (ID_constituent,cname,min_percentage,Test_percentage,status)

 

Before an Essential Oil product is marketed, testing is carried out based on the production batch from any essential oil. This is done to maintain the quality and content of the existing constituents in essential oils. Where the Test Percentage Content must reach the Minimum standard Percentage Content for each constituent. If there is one type of constituent that does not fulfill minimum standard, the batch will not be marketed because it does not meet the standard quality.

Question

1. Make an ERD (Entitiy Relationship Diagram) based on the results of Normalization

2. Develop the ERD that you create to implement
Generalization / Specialization.

 

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