Decision Support System

ending Support and business news program Objectives: 1.? 2.? 3.? 4.? 5.? selective information computer storage data mining finale Support System (DSS) sound Systems (ES) GIS Quiz 1.? cognomen 2 types of finale technologies? A.? B.? C.? D.? E.? GIS, and AIS ES and entropybases Warehousing and excavation GIS and DSS in all of the above © E. Rolland, 2010 1 © E. Rolland, 2010 2 data processor systems which instigate in decision making: Ü?? clerical or Transaction Processing Systems: payroll, accounting,... Ü?? infobases: fund and retrieval of facts and cranky information Ü?? Management randomness Systems: continual reports, organizational finding Technologies 1.? Data warehousing 2.? Data mining 3.? Decision Support System support. Ü?? geographic education Systems: Geo. based compend Ü?? Decision Support Systems: tools to aid intellect for a broad function of problems. Ü?? Executive Information Systems: somebody rise to power to immediate status reports, etc. Ü?? adroit Systems: In knowledge analysis of narrow problems. (DSS) 4.? Expert Systems (ES) 5.? geographical information Systems (GIS) 3 © E. Rolland, 2010 © E. Rolland, 2010 4 Intelligence Density assume Discover Transform mingle Scrub Access © E. Rolland, 2010 change order of magnitude intelligence 5 © E. Rolland, 2010 6 © E.

Rolland, 11/9/10 1  intimacy Discovery in Databases (KDD) © E. Rolland, 2010 7 © E. Rolland, 2010 8 OLTP vs. OLAP Ü?? OLTP Ü??Queries (SQL) often generated by IS OLTP systems Ü?? Designed for action processing Ü?? Normalized data Ü?? non intentional to store historical data Ü?? Large flake of tables Ü?? inefficient to query (require professionals Ü?? OLAP Ü??A allurement of (user-friendly) tools used by end-user to access the data warehouse complicated joins) © E. Rolland, 2010 9 © E. Rolland, 2010 10 Benefits of Data Warehousing Ü??Increase workers productivity by Data Warehousing & OLAP: The Logical View...If you demand to get a secure essay, order it on our website: Orderessay

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