Modern Database Management
13th Edition
ISBN: 9780134773650
Author: Hoffer
Publisher: PEARSON
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Textbook Question
Chapter 1, Problem 1.34PAE
Figure 1-22 shows an enterprise data model for a music store.
Figure 1-22 Data model for Problem and Exercise
- What is the relationship between Album and Store (one-to-one, many-to-many, or one-to-many)?
- What is the relationship between Artist and Album?
- Do you think there should be a relationship between Artist and Store? Describe at least one possible scenario that could justify such a relationship.
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Chapter 1 Solutions
Modern Database Management
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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- Imagine that you are discussing the concept of a data warehouse with a group of prospective clients. What is the best approach to convey the benefits to them? Which of the following best defines multidimensional data analysis for them?arrow_forwardDevelop a simple data model for a student database that includes student contact data, student demographic data, student grades data, and student financial data. Determine the data attributes that should be present in each table, and identify the primary key for each table. Develop a complete ER diagram that shows how these tables are related to on another.arrow_forwardWhat is the importance of a dimensional model in creating a data warehouse?arrow_forward
- Let's say you're attempting to persuade individuals to establish a data warehouse. To what extent do they see the value in multidimensional analysis of their information? What are the advantages of doing this?arrow_forwardThink of a retail clothing store in a mall and list relevant data flows, data stores, processes, and sources/sinks. Includes three(3) sales transactions. Draw a context diagram and a level 1 diagram that represents the selling system at the store. Explain why you choose certain elements as processes versus sources/sinks.arrow_forwardIn-depth description of what a data warehouse is and how it works. Moreover, why was a data warehouse first developed?arrow_forward
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- a comprehensive description of what a data warehouse is and how it works. For that matter, what was the initial intent behind a data warehouse?arrow_forwarda detailed explanation of what a data warehouse is and how it works. Why was a data warehouse ever created in the first place?arrow_forwardDesign a transaction-based data warehouse schema for deriving business intelligence in retail inventory management of a company manufacturing the products and also marketing and selling the same. List down all the transactions.arrow_forward
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