COB 204 Lecture Notes - Lecture 4: List Of Actors With Academy Award Nominations, Mass Customization, Information Overload
4 Feb 2016
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Represent each entity with a table: entity identifier becomes table key, entity attributes become table columns. Represent relationships: use foreign keys, add additional tables for n:m (many-to-many) relationships. Create database design (tables w/ foreign keys) data model. Big data (gartner): diverse, high-volume, high velocity information assets that require new forms of processing to enable enhanced decision making, insight discovery, and process optimization. Managing big data: can reveal valuable patterns, trends, & information that were previously hidden: Olpa provides the ability to sum, count, average, and perform other simple arithmetic operations on groups of data. Remarkable characteristics of olap report is that they are dynamic. Knowledge management: taking someone"s knowledge and put it in the system: organization goals & objectives are determined by competitive strategy, competitive strategy determines information systems structure, features, and, amazon (white glove service) functions, amazon (related past history searches) Market pressures: globalization, changing nature of the work force, powerful customers.
