How do you draw an entity-relationship model?
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Identify the entities. The first step in making an ERD is to identify all of the entities you will use. ...
Identify relationships. Look at two entities, are they related? ...
Describe the relationship. How are the entities related? ...
Add attributes. ...
Complete the diagram.
Entity Relationship Diagram (ERD)
Hope it helps dear Mark as brainliest
Identify relationships. Look at two entities, are they related? ...
Describe the relationship. How are the entities related? ...
Add attributes. ...
Complete the diagram.
Entity Relationship Diagram (ERD)
Hope it helps dear Mark as brainliest
Answered by
9
Answer:
An Entity Relationship Diagram (ERD) is a visual representation of different entities within a system and how they relate to each other. For example, the elements writer, novel, and a consumer may be described using ER diagrams the following way:
- Identify all the entities in the system.
- An entity should appear only once in a particular diagram. ...
- Identify relationships between entities.
- Connect them using a line and add a diamond in the middle describing the relationship.
- Add attributes for entities.
Hope it helps you
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