Pearson eText for Modern Database Management -- Instant Access (Pearson+)
13th Edition
ISBN: 9780137305940
Author: Jeffrey Hoffer, Ramesh Venkataraman
Publisher: PEARSON+
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Chapter 1, Problem 1.37PAE
Program Plan Intro
Name three additional entities that can be added to enterprise data model for Pine Valley Furniture Company.
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Contrast the terms entity; enterprise data model
Garden Glory is a partnership that provides gardening and yard maintenance services to individuals and organizations. Garden Glory is owned by two partners. They employ two office administrators and a number of full- and part-time gardeners. Garden Glory will provide one-time garden services, but it specializes in ongoing service and maintenance. Many of its customers have multiple buildings, apartments, and rental houses that require gardening and lawn maintenance services.
Figure 2-32 shows data that Garden Glory collects about properties and services.
Garden Glory is a partnership that provides gardening and yard maintenance services to individuals and organizations. Garden Glory is owned by two partners. They employ two office administrators and a number of full- and part-time gardeners. Garden Glory will provide one-time garden services, but it specializes in ongoing service and maintenance. Many of its customers have multiple buildings, apartments, and rental houses that require gardening and lawn maintenance services.
Figure 2-32 shows data that Garden Glory collects about properties and services.
Suppose Garden Glory decides to add the following table:
SERVICE-FEE (PropertyID, ServiceID, Description, Amount)
Add this table to what you consider to be the best design in your answer to part B. Modify the tables from part B as necessary to minimize the amount of data duplication. Will this design work for the data in Figure 2-31? If not, modify the design so that this data will work. State the assumptions implied by this…
Chapter 1 Solutions
Pearson eText for Modern Database Management -- Instant Access (Pearson+)
Ch. 1 - Prob. 1.1RQCh. 1 - Prob. 1.2RQCh. 1 - Prob. 1.3RQCh. 1 - Prob. 1.4RQCh. 1 - Prob. 1.5RQCh. 1 - Prob. 1.6RQCh. 1 - Prob. 1.7RQCh. 1 - How are relationships between tables expressed in...Ch. 1 - What does the term data independence mean, and why...Ch. 1 - Prob. 1.10RQ
Ch. 1 - Prob. 1.11RQCh. 1 - Prob. 1.12RQCh. 1 - Prob. 1.13RQCh. 1 - Prob. 1.14RQCh. 1 - Prob. 1.15RQCh. 1 - Prob. 1.16RQCh. 1 - Prob. 1.17RQCh. 1 - Prob. 1.18RQCh. 1 - Prob. 1.19RQCh. 1 - Prob. 1.20RQCh. 1 - Prob. 1.21RQCh. 1 - Prob. 1.22RQCh. 1 - Prob. 1.23RQCh. 1 - Prob. 1.24RQCh. 1 - Prob. 1.25RQCh. 1 - Prob. 1.26RQCh. 1 - Prob. 1.27PAECh. 1 - Prob. 1.28PAECh. 1 - Prob. 1.29PAECh. 1 - Prob. 1.30PAECh. 1 - Prob. 1.31PAECh. 1 - Prob. 1.32PAECh. 1 - Great Lakes Insurance would like to implement a...Ch. 1 - Figure 1-22 shows an enterprise data model for a...Ch. 1 - Prob. 1.35PAECh. 1 - Prob. 1.36PAECh. 1 - Prob. 1.37PAECh. 1 - Prob. 1.38PAECh. 1 - Prob. 1.39PAECh. 1 - Prob. 1.40PAECh. 1 - Prob. 1.41PAECh. 1 - Prob. 1.42PAECh. 1 - Prob. 1.43PAECh. 1 - Prob. 1.44PAECh. 1 - Consider the project data model shown in Figure...Ch. 1 - Answer the following questions concerning Figures...Ch. 1 - Prob. 1.47PAECh. 1 - Helen Jarvis wants to determine the most important...Ch. 1 - In this chapter, we described four important data...
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- Garden Glory is a partnership that provides gardening and yard maintenance services to individuals and organizations. Garden Glory is owned by two partners. They employ two office administrators and a number of full- and part-time gardeners. Garden Glory will provide one-time garden services, but it specializes in ongoing service and maintenance. Many of its customers have multiple buildings, apartments, and rental houses that require gardening and lawn maintenance services. Figure 2-32 shows data that Garden Glory collects about properties and services. PROPERTY (PropertyID, PropertyName, PropertyType, Street, City, Zip, ServiceDate, Description, Amount) PROPERTY (PropertyID, PropertyName, PropertyType, Street, City, Zip, ServiceDate)SERVICE (ServiceDate, Description, Amount) PROPERTY (PropertyID, PropertyName, PropertyType, Street, City, Zip, ServiceDate)arrow_forwardGarden Glory is a partnership that provides gardening and yard maintenance services to individuals and organizations. Garden Glory is owned by two partners. They employ two office administrators and a number of full- and part-time gardeners. Garden Glory will provide one-time garden services, but it specializes in ongoing service and maintenance. Many of its customers have multiple buildings, apartments, and rental houses that require gardening and lawn maintenance services. Figure 2-32 shows data that Garden Glory collects about properties and services. Given your assumptions, comment on the appropriateness of the following designs: PROPERTY (PropertyName, PropertyType, Street, City, Zip, ServiceDate, Description, Amount) PROPERTY (PropertyName, PropertyType, Street, City, Zip, ServiceDate, Description, Amount) PROPERTY (PropertyName, PropertyType, Street, City, Zip, ServiceDate, Description, Amount) PROPERTY (PropertyID, PropertyName, PropertyType, Street, City, Zip, ServiceDate,…arrow_forwardHow to represent associative entity in a relational data model.arrow_forward
- Create an E-R diagram for FAME based on the enterprise data model you developed in 1-52. Clearly state any assumptions you made in developing the diagram.arrow_forwardFigure 2-26 shows a grade report that is mailed to students at the end of each semester. Prepare an ERD reflecting the data contained in the grade report. Assume that each course is taught by one instructor. Also, draw this data model using the tool you have been told to use in the course. Explain what you chose for the identifier of each entity type on your ERD.arrow_forward"In the context of data modeling, what are aggregate attributes and how are they used?"arrow_forward
- Explain the concept of cardinality in data modeling and how it affects the relationships between entities.arrow_forwardDescribe the concept of dimensional modeling in data warehousing. How does it differ from traditional entity-relationship modeling, and when should it be used?arrow_forwardDiscuss the concept of data modeling in data warehousing. How does dimensional modeling differ from entity-relationship modeling, and when is each approach most suitable?arrow_forward
- Let's pretend you have to sell the concept of a data warehouse to a group of investors. Choose the one that most accurately characterizes their experience with multidimensional data analysis. How might I best describe the benefits to them?arrow_forwardFor the ER Diagram below. Transform it into Relational data model, and transform it into normalized form؟arrow_forwardCustomer, Sales Rep, Equipment, Manufacture, Warehouse, and Orders entities. It is essential for us to know the data structures so we can diagram the overall model. This can be difficult to explain in meetings, so diagrams will help tell the story as you review the logic. How would you link these tables? Do we need a main transactional table? What relationships exist among these entities? What are some of the business rules for these relationships? How would you state the cardinalities?arrow_forward
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