What is an Entity?
A database entity is a thing, person, place, unit, object, or any item about which the data should be captured and stored in the form of properties, workflow, and tables.
There are three types of entities;
- Normal Entity
- Week Entity
- Associated Entity
How do identify an entity in ER diagram?
Consider entities as nouns while determining their existence. An entity in an ER model is represented by a rounded rectangle with its name on top and its attributes listed in the body. An ER entity is demonstrated in the ERD example below.
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