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CHAPTER 17 Indexing Structures for Files and Physical Database Design

CHAPTER 17 Indexing Structures for Files and Physical Database Design

CHAPTER 17 Indexing Structures for Files and Physical Database Design. Introduction. Indexes used to speed up record retrieval in response to certain search conditions Index structures provide secondary access paths Any field can be used to create an index Multiple indexes can be constructed

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677 views • 41 slides
Chapter 10

Chapter 10

Chapter 10. Methodology - Physical Database Design. Chapter 18, Appendix F in Textbook. Design Methodology Review. A structured approach that uses procedures, techniques, tools, and documentation aids to support and facilitate the process of design. Database Design Review.

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676 views • 40 slides
Chapter 10

Chapter 10

Chapter 10. Methodology - Physical Database Design. Chapter 18, Appendix F in Textbook. Design Methodology Review. A structured approach that uses procedures, techniques, tools, and documentation aids to support and facilitate the process of design. Database Design Review.

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404 views • 40 slides
Chapter 14

Chapter 14

Chapter 14. Indexing Structures for Files. FIGURE 14.1 Primary index on the ordering key field of the file shown in Figure 13.7. FIGURE 14.2 A clustering index on the DEPTNUMBER ordering nonkey field of an EMPLOYEE file.

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271 views • 17 slides
Chapter 14

Chapter 14

Chapter 14. Indexing Structures for Files. FIGURE 14.1 Primary index on the ordering key field of the file shown in Figure 13.7. FIGURE 14.2 A clustering index on the DEPTNUMBER ordering nonkey field of an EMPLOYEE file.

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173 views • 17 slides

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