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Entity Relationship Diagram, could someone check if it is correct?

Discussão em 'Outras Linguagens' iniciado por Stack, Julho 12, 2021.

  1. Stack

    Stack Membro Participativo

    I had to design an ERD about a school that offers dance courses. Could someone check if what I did is correct or give me some suggestions? In particular I do not know if it would be better to consider the “Medical Certificate” and the “Time-table” as weak entities. Thank you! [​IMG]

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    Stack, Julho 12, 2021
    #1

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