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Database Management System

Database Management System. Definitions. Data: Meaningful facts, text, graphics, images, sound, video segments Database: An organized collection of logically related data Information: Data processed to be useful in decision making Metadata: Data that describes data

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ERD Exercise #2

ERD Exercise #2. CIS458 Organizational Database Management Sungchul Hong. Identify all the entities. Identify all the relationships. Identify cardinality and multiplicities (min max). Creating an ERD from the Investigated Facts. (1..*) (0..1) (0..*) (1..1). Simple ERD 1.

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