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Database Systems Management
·
Module 2
Entities and Attributes
1
Understanding and Identifying Entities
Define what an entity is and identify entities from a given business scenario.
Entities: Types vs. Instances
Distinguish between entity types and entity instances.
Attribute Classification
Classify attributes as simple, composite, single-valued, multi-valued, and derived.
4
Attribute Selection from Business Descriptions
Identify and select appropriate attributes for a given entity from a business description.
Previous module
Introduction to Databases and Data Models
Next module
Keys and Relationships