What is a foreign key?

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  • amar pednekar

    What is a foreign key?

    What is the meaning of a foreign key?
    Last edited by Niheel; Oct 29 '10, 04:16 PM.
  • NeoPa
    Recognized Expert Moderator MVP
    • Oct 2006
    • 32668

    #2
    A Foreign Key is an index in one table that links the records of that table to another, when the value in the Foreign Key of the first table matches the value in the Primary Key of the second.

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