Entity Relationship Diagram

An entity-relationship diagram models the relationships between entities in a database. Standard symbols are used to represent different types of information. The conventional notation uses rectangles to represent entities (nouns), diamonds to represent relationships (verbs) and ovals to represents attributes of entities. Other notations are sometimes used.


Entity Relationship Diagram

An entity-relationship diagram models the relationships between entities in a database. Standard symbols are used to represent different types of information. The conventional notation uses rectangles to represent entities (nouns), diamonds to represent relationships (verbs) and ovals to represents attributes of entities. Other notations are sometimes used.

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