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Conceptual data models and entity relationship modelling exam tips
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Conceptual data models and entity relationship modelling
AqaA LevelComputer ScienceFundamentals of databases
Exam tips
Build directly from the requirements
Underline or clearly identify the entity identifier and check that every important piece of required data belongs to an appropriate entity.
This helps ensure that the model represents the scenario and that each entity can be distinguished from other instances.
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