Posts by Guilherme Moura • 51 points

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  Q: Is it possible to have more than one Primary key in a table?

  I have a gym and I’m wearing one Pk for all gym users to have their own (ID). It is possible to use other PK in the same table? For example: to prevent Número da Matricula or even the CPF/RG if…

  mysql primary-key

  asked 7 years, 5 months ago Guilherme Moura 51