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Conceptual data models and entity relationship modelling common mistakes

Study Conceptual data models and entity relationship modelling with curriculum-aligned Common Mistakes resources, practice links, and exam-focused support.

At a glance

common mistakes

Resource type

Topic

Conceptual data models and entity relationship modelling

AqaA LevelComputer ScienceFundamentals of databases

Common mistakes

  • Confusing entities with attributes

    Listing values or descriptive properties, such as Name, Date or Address, as entities.

    Fix itIdentify the main objects first, such as Customer or Hire, then list the descriptive properties as attributes within those entities.