Chap8 - CHAPTER 8 Accessing Organizational InformationData...

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CHAPTER 8 Accessing Organizational Information—Data Warehouse
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LEARNING OUTCOMES 8.1 Describe the roles and purposes of data warehouses and data marts in an organization 8.2 Compare the multidimensional nature of data warehouses (and data marts) with the two- dimensional nature of databases
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LEARNING OUTCOMES 8.3 Identify the importance of ensuring the cleanliness of information throughout an organization 8.4 Explain the relationship between business intelligence and a data warehouse
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HISTORY OF DATA WAREHOUSING Data warehouses extend the transformation of data into information In the 1990’s executives became less concerned with the day-to-day business operations and more concerned with overall business functions The data warehouse provided the ability to support decision making without disrupting the day-to-day operations
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DATA WAREHOUSE FUNDAMENTALS Data warehouse – a logical collection of information – gathered from many different operational databases – that supports
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This note was uploaded on 12/23/2011 for the course INFO 82731 taught by Professor Dr.allisonj.morgan during the Fall '11 term at Howard.

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Chap8 - CHAPTER 8 Accessing Organizational InformationData...

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