ISYS104 Lecture Notes - Lecture 9: Online Analytical Processing, Business Intelligence, Exabyte
30 Aug 2018
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Document Summary
Week 9: business intelligence and information systems for decision-making. How are reports authored, managed and delivered. Millions of emails and messages are sent every second. Storage capacity is almost unlimited, so businesses collect more data at little extra cost. Need to provide the right information to the right person at the right time. The data can show patterns, relationships and trends. Which can yield valuable information that helps businesses make better decisions. Can help forecast changes or with areas such as customer relationships management. Vary in characteristics and capabilities and in the way they foster competitive advantage. Four categories of business intelligence systems: reporting systems. Integrate process data by sorting, grouping, summing and formatting. Improve decisions by providing relevant, accurate and timely information to the right person: data-mining systems. Use sophisticated statistical techniques to find patterns and relationships. Improve decisions by discovering patterns and relationships in data to predict future outcomes: knowledge management (km) systems.
