Data Warehousing Fundamentals: A Comprehensive Guide for IT Professionals

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John Wiley & Sons, Apr 7, 2004 - Computers - 544 pages
Eine Einführung in das Data Warehousing - speziell für IT-Fachleute, die sich in dieses Gebiet einarbeiten wollen. Behandelt werden alle wichtigen Themen wie Planung, Systemvoraussetzungen, Architektur, Infrastruktur, Design, Datenaufbereitung, Implementation und Wartung. Der Stoff wird anhand zahlreicher Beispiele, Fallstudien aus der Industrie und Übungsaufgaben anschaulich und nachvollziehbar dargestellt. Autor Paulraj Ponniah verfügt über 25 Jahre Erfahrung in Design und Implementation von Datenbanken und Data Warehousing Anwendungen. Er hat u.a. so namhafte Unternehmen wie Texaco, Sotheby's, Blue Cross/Blue Shield, NA Philips und Bantam-Doubleday-Dell betreut. "Data Warehousing Fundamentals" - ein topaktuelles Buch zu einem brisanten Thema.

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Contents

Part 1 OVERVIEW AND CONCEPTS
1
Part 2 PLANNING AND REQUIREMENTS
63
Part 3 ARCHITECTURE AND INFRASTRUCTURE
127
Part 4 DATA DESIGN AND DATA PREPARATION
203
Part 5 INFORMATION ACCESS AND DELIVERY
315
Part 6 IMPLEMENTATION AND MAINTENANCE
429
Appendix A Project Life Cycle Steps and Checklists
493
Appendix B Critical Factors for Success
497
Appendix C Guidelines for Evaluating Vendor Solutions
499
References
501
Glossary
503
Index
511
Copyright

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Page 349 - Processing (OLAP) is a category of software technology that enables analysts, managers, and executives to gain insight into data through fast, consistent, interactive access to a wide variety of possible views of information that has been transformed from raw data to reflect the real dimensionality of the enterprise as understood by the user.
Page 18 - Inmon identified four characteristics of a data warehouse, which are represented in his formal definition: "... a data warehouse is a subject oriented, integrated, non-volatile and time variant collection of data in support of management's decisions.
Page 412 - Trees are normally drawn upside down, with the root at the top and the leaves at the bottom.
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Page 53 - It completes the process by providing users with knowledge to use the right information, at the right time, and at the right place.
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Page 465 - ... but be careful not to bite off more than you can chew.
Page 5 - Web-enabled analysis tools enables merchants to gain insights into their customer base, manage inventories more tightly, and keep the right products in front of the right people at the right place at the right time.

About the author (2004)

PAULRAJ PONNIAH, PhD, is a twenty-five year IT professional who specializes in the design and implementation of data warehouse and database systems. He also teaches database and data warehousing courses.

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