Modern Database Management
13th Edition
ISBN: 9780134773650
Author: Hoffer
Publisher: PEARSON
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Chapter 9, Problem 9.28RQ
Program Plan Intro
Differences between data federation and data propagation.
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Chapter 9 Solutions
Modern Database Management
Ch. 9 - Prob. 9.1RQCh. 9 - Prob. 9.2RQCh. 9 - Prob. 9.3RQCh. 9 - List the five major trends that necessitate data...Ch. 9 - Prob. 9.5RQCh. 9 - Prob. 9.6RQCh. 9 - Prob. 9.7RQCh. 9 - Prob. 9.8RQCh. 9 - Prob. 9.9RQCh. 9 - Prob. 9.10RQ
Ch. 9 - List four objectives of derived data.Ch. 9 - Prob. 9.12RQCh. 9 - Prob. 9.13RQCh. 9 - Explain the pros and cons of logical data marts.Ch. 9 - Prob. 9.15RQCh. 9 - What is a helper table, and why is it often used...Ch. 9 - Describe the characteristics of a surrogate key as...Ch. 9 - Prob. 9.18RQCh. 9 - What is the purpose of conformed dimensions for...Ch. 9 - Prob. 9.20RQCh. 9 - Prob. 9.21RQCh. 9 - Prob. 9.22RQCh. 9 - Prob. 9.23RQCh. 9 - Prob. 9.24RQCh. 9 - Prob. 9.25RQCh. 9 - Describe the current key trends in data...Ch. 9 - Discuss the benefits of offering data warehousing...Ch. 9 - Prob. 9.28RQCh. 9 - List six typical characteristics of reconciled...Ch. 9 - Prob. 9.30RQCh. 9 - Prob. 9.31RQCh. 9 - Prob. 9.32RQCh. 9 - Prob. 9.33RQCh. 9 - Describe some field-level and record-level data...Ch. 9 - Prob. 9.35PAECh. 9 - Prob. 9.36PAECh. 9 - Prob. 9.37PAECh. 9 - Prob. 9.38PAECh. 9 - You are to construct a star schema for Simplified...Ch. 9 - Simplified Automobile Insurance Company would like...Ch. 9 - Prob. 9.41PAECh. 9 - Prob. 9.42PAECh. 9 - Prob. 9.43PAECh. 9 - Prob. 9.45PAECh. 9 - Prob. 9.46PAECh. 9 - Prob. 9.47PAECh. 9 - Prob. 9.48PAECh. 9 - Prob. 9.49PAECh. 9 - Prob. 9.50PAECh. 9 - Prob. 9.51PAECh. 9 - Prob. 9.52PAECh. 9 - Prob. 9.53PAECh. 9 - Prob. 9.54PAE
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- DFDs are becoming more popular as a data and processing paradigm, and this popularity is expected to continue to grow. Have you given any attention to the many factors that may have led to this circumstance?arrow_forwardExplore the concept of data warehousing architectures, including Kimball and Inmon methodologies. What are their core principles and differences, and when would you choose one over the other in a real-world scenario?arrow_forwardWhat are the advantages of data model?arrow_forward
- How are logical data flow diagrams and physical data flow diagrams different from one another?arrow_forwardIn the context of software development, what is two-way data binding, and how does it differ from one-way data binding? Provide examples of when each approach might be used.arrow_forwardWhat separates a logical data flow diagram from the physical data flow diagram, which is its physical counterpart?arrow_forward
- For what reasons are DFDs being used more often in data and processing models?arrow_forwardWhen comparing logical data flow diagrams with physical data flow diagrams, what is the difference between them?arrow_forwardDFDs are becoming more popular as a data and processing paradigm. Have you considered the various reasons of this situation?arrow_forward
- Data transformation can range from as simple as a change in data format or representation to as sophisticated as a data integration technique involving numerous data sources and many data sources. Is this statement correct or incorrect?arrow_forwardDiscuss data warehousing architectures, such as Kimball and Inmon methodologies. What are the key differences between these approaches, and when might one be preferred over the other?arrow_forwardWhy are DFDs used in data and processing models so frequently?arrow_forward
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