265 - Text - Chapter 7

265 - Text - Chapter 7 - Chapter 7: Database AIS: An...

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Chapter 7: Database AIS: An Enterprise Wide View 1 of 31 by: Uday S. Murthy, Ph.D., ACA Database AIS: An Enterprise Wide View Learning Objectives After studying this chapter you should be able to: identify information needs within and across functional areas of an enterprise explain how business processes other than sales and purchases would be modeled in an enterprise wide scenario develop an extended entity relationship diagram for enterprise wide business processes convert an extended entity relationship diagram of enterprise wide business processes to tables for implementation in a relational database system understand how an enterprise wide model can be implemented in Microsoft Access identify the integration points between functional areas in an enterprise wide model explain the benefits of cross-functional integration in an enterprise-wide system discuss the advantages of an enterprise-wide accounting information system relative to manual and automated "bookkeeping" oriented software packages describe in some detail the features of a high-end enterprise resource planning system, specifically SAP R/3 understand the client-server architecture of SAP R/3 and the features of the major modules within the R/3 system discuss the advantages of ERP systems relative to manual and "computerized bookkeeping" systems indicate the drawbacks of and obstacles associated with ERP systems The previous two chapters presented how the event-oriented modeling approach can be applied to model the information needs of specific subsystems representing a set of related business processes, i.e., revenue and expenditure/procurement. In this chapter, we extend that discussion by (1) demonstrating how related subsystems link together and (2) modeling enterprise-wide information need, i.e., moving beyond revenue and expenditure. We couch the discussion in this chapter in the context of a hypothetical company called "Union Supplies," an office supplies retailer. The company has a sales force that solicits
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Chapter 7: Database AIS: An Enterprise Wide View 2 of 31 orders from customers. Purchases of bulk supplies are made directly from the manufacturers of these items. The company distinguishes itself from the competition by offering low prices and prompt fulfillment of orders. Imagine now that Union Supplies has implemented an enterprise information system that integrates all aspects of the business using database technology. What might the architecture of such an enterprise system look like? What are the benefits of such an integrated system? How would database technology allow Union Supplies to overcome the shortcomings of the older automated accounting system? We provide answers to these questions in this chapter. In essence, this chapter "puts it all together" and describes in detail the underlying architecture of so-called enterprise resource planning (ERP) systems like mySAP ERP , Oracle E-Business Suite
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This note was uploaded on 08/12/2008 for the course MBA 265 taught by Professor James during the Spring '08 term at CSU Sacramento.

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265 - Text - Chapter 7 - Chapter 7: Database AIS: An...

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