ER Model
Turning a real situation into entities, attributes and relationships before you write a single table.
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Entity or attribute?
Foundation
- Not triedEntity or attribute?Foundation
- Not triedEntity or attribute?Foundation
- Not triedHow many tables for a many-to-many?Foundation
- Not triedAppointment: entity or relationship?part of Designing a clinic databaseCore
- Not triedOne or more medicinespart of Designing a clinic databaseCore
- Not triedThe prescription keypart of Designing a clinic databaseCore
- Not triedWhat does total participation mean?Core
- Not triedWhat makes an entity weak?Core
- Not triedTurning a specialisation into tablesChallenge