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//-->INFORMATION-DRIVEN BUSINESSHow to Manage Data andInformation forMaximum AdvantageROBERT HILLARDJohn Wiley & Sons, Inc.Copyright © 2010 by Robert Hillard. All rights reserved.Published by John Wiley & Sons, Inc., Hoboken, New Jersey.Published simultaneously in Canada.No part of this publication may be reproduced, stored in a retrieval system, or transmittedin any form or by any means, electronic, mechanical, photocopying, recording, scanning,or otherwise, except as permitted under Section 107 or 108 of the 1976 United StatesCopyright Act, without either the prior written permission of the Publisher, orauthorization through payment of the appropriate per-copy fee to the Copyright ClearanceCenter, Inc., 222 Rosewood Drive, Danvers, MA 01923, (978) 750-8400, fax (978)646-8600, or on the Web at www.copyright.com. Requests to the Publisher for permissionshould be addressed to the Permissions Department, John Wiley & Sons, Inc., 111 RiverStreet, Hoboken, NJ 07030, (201) 748-6011, fax (201) 748-6008, or online at http://www.wiley.com/go/permissions.Limit of Liability/Disclaimer of Warranty: While the publisher and author have used theirbest efforts in preparing this book, they make no representations or warranties with respectto the accuracy or completeness of the contents of this book and specifically disclaim anyimplied warranties of merchantability or fitness for a particular purpose. No warranty maybe created or extended by sales representatives or written sales materials. The advice andstrategies contained herein may not be suitable for your situation. You should consult witha professional where appropriate. Neither the publisher nor author shall be liable for anyloss of profit or any other commercial damages, including but not limited to special,incidental, consequential, or other damages.For general information on our other products and services or for technical support, pleasecontact our Customer Care Department within the United States at (800) 762-2974,outside the United States at (317) 572-3993 or fax (317) 572-4002.Wiley also publishes its books in a variety of electronic formats. Some content thatappears in print may not be available in electronic books. For more information aboutWiley products, visit our Web site at www.wiley.com.Library of Congress Cataloging-in-Publication DataHillard, Robert, 1968–Information-driven business : how to manage data and information for maximumadvantage / Robert Hillard.p. cm.Includes bibliographical references and index.ISBN 978-0-470-62577-4 (cloth); ISBN 978-0-470-64943-5 (ebk);ISBN 978-0-470-64945-9 (ebk); ISBN 978-0-470-64946-6 (ebk)1. Technological innovations—Management. 2. Information technology—Management. 3. Management information systems. 4. Industrial management.I. Title.HD45.H45 2010658.4′038–dc222010007798Printed in the United States of America.10987654321ContentsPrefacexiiixv1AcknowledgmentsChapter 1: Understanding the Information EconomyDid the Internet Create the Information Economy? 2Origins of Electronic Data Storage 2Stocks and Flows 3Business Data 4Changing Business Models 5Information Sharing versus Infrastructure Sharing 6Governing the New Business 7Success in the Information Economy 8Notes 9Chapter 2: The Language of InformationStructured Query Language 13Statistics 14XQuery Language 15Spreadsheets 15Documents and Web Pages 16Knowledge, Communications, and Information Theory 17Notes 18Chapter 3: Information GovernanceInformation Currency 19Economic Value of Data 21Goals of Information GovernanceOrganizational Models 24Ownership of Information 26Strategic Value Models 27Repackaging of Information 30Life Cycle 31Notes 32101923viiviiiContentsChapter 4: Describing Structured DataNetworks and Graphs 33Brief Introduction to Graphs 35Relational Modeling 37Relational Concepts 38Cardinality and Entity-Relationship Diagrams 39Normalization 40Impact of Time and Date on Relational Models 49Applying Graph Theory to Data Models 51Directed Graphs 52Normalized Models 53Note 54Chapter 5: Small Worlds Business Measure of DataSmall Worlds 55Measuring the Problem and Solution 56Abstracting Information as a Graph 57Metrics 58Interpreting the Results 60Navigating the Information Graph 61Information Relationships Quickly Get ComplexUsing the Technique 64Note 65335562Chapter 6: Measuring the Quantity of InformationDefinition of Information 66Thermal Entropy 67Information Entropy 68Entropy versus Storage 70Enterprise Information Entropy 73Decision Entropy 76Conclusion and Application 78Notes 78Chapter 7: Describing the EnterpriseSize of the Undertaking 79Enterprise Data Models Are All or Nothing 80The Data Model as a Panacea 81Metadata 82The Metadata Solution 836679 [ Pobierz całość w formacie PDF ]

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