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Database Design · Entity Relationship · Event Management

Expo Judging Platform ERD

Tipo ERDNorma Chen 1976 / Everest 1976 (crow's foot)Mecanismo schematex-erdAtualizado 13/08/2026
Expo Judging Platform ERD
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O cenário

A science fair or expo platform needs to register projects by category, assign judges to projects across rounds, collect rubric-based scores, and track winners.

O que há neste desenho

Entenda as decisões por trás dele.

01

Separated Student and Judge entities from generic User to allow distinct attributes and relationships.

02

Modeled project-student and judging assignments as associative tables to resolve many-to-many relationships.

03

Introduced ScoreDetail to capture per-criterion points, enabling detailed audit trails and weighted scoring.

Use this schema as a baseline for K-12 science fairs, university expos, hackathons, or any multi-round judged event with rubric scoring.

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