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Chapter 12: Indexing and Hashing

Chapter 12: Indexing and Hashing

Chapter 12: Indexing and Hashing. Basic Concepts Ordered Indices B+-Tree Index Files B-Tree Index Files Static Hashing Dynamic Hashing Comparison of Ordered Indexing and Hashing Index Definition in SQL Multiple-Key Access. Basic Concepts.

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996 views • 75 slides
Index Basic Concepts

Index Basic Concepts

Index Basic Concepts. Indexing mechanisms used to speed up access to desired data. E.g., author catalog in library Search Key - attribute to set of attributes used to look up records in a file. An index file consists of records (called index entries ) of the form

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1.12k views • 57 slides
Chapter 12: Indexing and Hashing

Chapter 12: Indexing and Hashing

Chapter 12: Indexing and Hashing. Chapter 12: Indexing and Hashing. Basic Concepts Ordered Indices B + -Tree Index Files B-Tree Index Files Static Hashing Dynamic Hashing Comparison of Ordered Indexing and Hashing Index Definition in SQL Multiple-Key Access. Basic Concepts.

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768 views • 57 slides
Indexing

Indexing

Indexing. Sampath Jayarathna Cal Poly Pomona Credit for some of the slides in this lecture goes to www.db-book.com. Basic Concepts. Indexing mechanisms used to speed up access to desired data. E.g., author catalog in library

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539 views • 50 slides
INDEXING AND HASHING

INDEXING AND HASHING

INDEXING AND HASHING. Basic Concepts. Index: an ordered list of words or phrases used for easy access to desired information or data . Indexing mechanisms are used for quick access to desired information or data. Example: author/title catalog in a Library .

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891 views • 48 slides

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