Database Systems: Design Implementation & Management
11th Edition
ISBN: 9781305850378
Author: Coronel
Publisher: Cengage
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Chapter 9, Problem 10RQ
Explanation of Solution
Steps required in the development of an ER diagram:
The below are the eight steps that are required in the development of the ER diagram:
Step 1:
Business rules are identified, analyzed and refined.
Step 2:
Based on the results obtained from the step 1, the main entities can be obtained.
Step 3:
Based on the results obtained from the step 1 and 2, the relationships among the entities are obtained.
Step 4:
The attributes, primary keys and foreign key are defined for each of the entities...
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how would the diagram for question 2 look like.
Explain ENTITY EXTRACTION AND ER DIAGRAM
Problems 1 and 3 on pages 234 - 236 of the course textbook.
You must use Draw.IO or MS Visio to complete this case study.Create an ER diagram
Explain all normalization issues that exist in the ER Diagram.
I want the ER Diagram before normalization and after normalization.
Explain all normalization problems that you corrected between the first and second ER diagram.
Normalize the data in the ER Diagram to 3NF See the video for a demonstration on how to do this: https://www.youtube.com/watch?v=Nq91b4TQ29Q
Create a dependency diagram using the information from your ER diagram. See the video for a demonstration on how to do this: https://www.youtube.com/watch?v=wFOJnRxqrp8
You must label all determinants and dependencies.
Note: You must convert your DrawIO files to .jpg, gif or bmp images before you upload the assignment to Canvas. Copy and paste all diagrams into an MS Word document. Please make sure that you enlarge all diagrams so they can be easily…
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Database Systems: Design Implementation & Management
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- Can you please do the IPO Diagram?arrow_forwardPlease convert the question to an entitty relationship diagram with 1:M labels, and shapes. E.g. diamond, oval etc...arrow_forwardDraw three sequence diagrams for three use cases in the use case diagram attached. Please draw the sequence diagram similar to the attatched second photo.arrow_forward
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