Home Forums Database Design Design Ideas and Questions Just an observation: It seems odd that foreign keys cannot be references to unconstrained superkeys...* RE: Just an observation: It seems odd that foreign keys cannot be references to unconstrained superkeys...*

  • January 21, 2017 at 10:43 am

    #1924224

    That's the same schema and suffers the same problem: It is possible for an execution answer to specify a questionnaire that is different from its execution header.