chapter 5 data resource management

chapter 5 data resource management - Chapter 5 Data...

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Chapter 5 Data Resource Management Explain the business value of implementing data resource management processes and technologies in an organization. Why Study Data Resource Management? Today’s business enterprises cannot survive or succeed without quality data about their internal operations and external environment. Data Resource Management Definition: A managerial activity that applies information systems technologies to the task of managing an organization’s data resources to meet the information needs of their business stakeholders Case #1: Data Warehouse Challenges Goal: Bring all customer data together to enhance management’s view of operations Potentially help strengthen customer relationships Planning: Consistent definitions for all data types Centralized or decentralized architecture Data warehouse foundation must be expandable to meet growing data streams and information demands Discussion What is the business value of a data warehouse? Use Argosy Gaming as an example. Why did Argosy use an ETL software tool? What benefits and problems arose? How were they solved? What are some of the major responsibilities that business professionals and managers have in data warehouse development? Use Argosy Gaming as an example. Why do analysts, users, and vendors say that the benefits of data warehouses depend on whether companies “know their data resources and what they want to achieve with them?” Use Argosy Gaming as an example. Foundation Data Concepts Character – single alphabetic, numeric or other symbol Field – group of related characters Entity – person, place, object or event Attribute – characteristic of an entity
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Record – collection of attributes that describe an entity File – group of related records Database – integrated collection of logically related data elements Logical Data Elements (See figure) Entities and Relationships (see figure) Types of Databases (see figure) Types of Databases Operational – store detailed data needed to support the business processes and operations of a company Distributed – databases that are replicated and distributed in whole or in part to network servers at a variety of sites External – contain a wealth of information available from commercial online services and from many sources on the World Wide Web Hypermedia – consist of hyperlinked pages of multimedia Hypermedia Database (see figure) Data Warehouse Definition: Large database that stores data that have been extracted from the various operational, external, and other databases of an organization Data Warehouse System (see figure) Data Mart Definition:
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This note was uploaded on 02/10/2011 for the course MBA mba taught by Professor Mba during the Spring '11 term at IIT Bombay.

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chapter 5 data resource management - Chapter 5 Data...

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