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  1. #1
    Join Date
    Feb 2004
    Posts
    6

    Unanswered: why do the foreign key

    why do the foreign key you import be a primarykey in the tabel it relates to?

  2. #2
    Join Date
    Sep 2002
    Location
    UK
    Posts
    5,171
    Provided Answers: 1

    Re: why do the foreign key

    It can also be a UNIQUE key. Why? Because that's what a foreign key means: it takes values from the key (primary or unique) of another table.

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