What Is an Entity Relationship Diagram (ERD)? | Built In
What Is an Entity Relationship Diagram (ERD)? | Built In
An entity relationship diagram (ERD or ER diagram) is a visual representation of entities, such as people, objects or concepts, and how they relate to one another within a system.
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SOLVED: 2. Develop an extended entity-relationship diagram (EERD) that illustrates the relational database design described by the business rules in #1. The diagram should include the primary key of each table in order to demonstrate correct implementation of specialization-generalization. While EERDs may well contain other attributes, in this assignment, you need not include them because they are not described in the business rules. You should use legal database identifiers such as SitDownResta
SOLVED: 2. Develop an extended entity-relationship diagram (EERD) that illustrates the relational database design described by the business rules in #1. The diagram should include the primary key of each table in order to demonstrate correct implementation of specialization-generalization. While EERDs may well contain other attributes, in this assignment, you need not include them because they are not described in the business rules. You should use legal database identifiers such as SitDownResta
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ERD Symbols and Meanings | Entity Relationship Diagram Symbols | Entity Relationship Diagram - ERD - Software for Design Crows Foot ER Diagrams | Double Line In Er Diagram Represents
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