Modern Database Management
13th Edition
ISBN: 9780134773650
Author: Hoffer
Publisher: PEARSON
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Textbook Question
Chapter 3, Problem 3.27PAE
Refer to your answer to Problem and Exercise 2-4 in Chapter 2. Develop entity clusters for the final version of this E-R diagram and redraw the diagram using the entity clusters. Explain why you chose the entity clusters you used.
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Modify the Er diagram given below and add 5 to 6 more additions to it such as entities attributes relationships etc
describe each diagram.
Entity Relationship Diagram
Can you make changes because I think I made some mistakes while working on these entitties and implement the relationships of this ERD? (see attached photo)
Chapter 3 Solutions
Modern Database Management
Ch. 3 - Define each of the following terms: supertype...Ch. 3 - Match the following terms and definitions:...Ch. 3 - Contrast the following terms: supertype; subtype...Ch. 3 - State two conditions that indicate when a database...Ch. 3 - Prob. 3.5RQCh. 3 - Give an example (other than those discussed in the...Ch. 3 - What is the attribute inheritance? Why is it...Ch. 3 - Give an example of each of the following: a...Ch. 3 - What types of business rules are normally captured...Ch. 3 - What is the purpose of a subtype discriminator?
Ch. 3 - Prob. 3.11RQCh. 3 - In what ways is starting a data modeling project...Ch. 3 - Prob. 3.13RQCh. 3 - Prob. 3.14RQCh. 3 - What do you purchase when you acquire a packaged...Ch. 3 - In Figure 3-5b, why must the minimum cardinality...Ch. 3 - When is a member of a supertype always a member of...Ch. 3 - Examine the hierarchy for the university EER...Ch. 3 - Add a subtype discriminator for each of the...Ch. 3 - For simplicity, subtype discriminators were left...Ch. 3 - Refer to the employee EER diagram in Figure 3-2....Ch. 3 - Refer to the EER diagram for patients in Figure...Ch. 3 - Figure 3-13 shows the development Of entity...Ch. 3 - Refer to Problem and Exercise 2-44 in Chapter 2...Ch. 3 - For a library, the entity type HOLDING has four...Ch. 3 - A bank has three types of accounts: checking,...Ch. 3 - Refer to your answer to Problem and Exercise 2-4...Ch. 3 - Refer to your answer to Problem and Exercise 3-24...Ch. 3 - Prob. 3.29PAECh. 3 - Draw an EER diagram for the following situation:...Ch. 3 - Develop an EER model for the following situation,...Ch. 3 - Prob. 3.32PAECh. 3 - Prob. 3.33PAECh. 3 - Prob. 3.34PAECh. 3 - Based on the EER diagram constructed for Problem...Ch. 3 - Prob. 3.36PAECh. 3 - Prob. 3.37PAECh. 3 - Add the following to Figure 3-16: An EMPLOYMENT...
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- 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…arrow_forwardI need to create an uml diagram. from thr following question.arrow_forwardDraw Schema Diagramarrow_forward
- Topic: Database Design and Entity Relationship Diagrams Please convert the following diagram to Crow's Foot notation.arrow_forwardI am working on creating a logical entity relationship diagram for my database class. I am wondering if I am creating my diagram correctly. I'm having a hard time finding primary and foreign keys and I'd like to make sure the cardinality for my diagram is correct.arrow_forwardConversion of E-R diagram to relational schemaSchema is a correct translation of the E-R diagram submitted with appropriate tables, columns, primary keys, and foreign keys.arrow_forward
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Enhanced Entity Relationship Model; Author: Data Science Center;https://www.youtube.com/watch?v=ocQUtXPumdQ;License: Standard YouTube License, CC-BY