What is an Entity type? |
According to Avison and Shah (1997), an entity type is a collection of entity instances sharing similar properties; and 'relationships' associate or relate instances from one entity type with some of the instances of another entity type.
Reference: David Avison & Hanifa Shah, 1997, Information Systems Series - The Information Systems Development Life Cycle: A First Course in Information Systems, London; McGraw-Hill
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