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  1. #1
    Join Date
    Jun 2004
    Posts
    6

    Unanswered: Primary key and foreign key

    Dear Sir

    How do we establish connection b/w two tables? Inner join or Primary key

  2. #2
    Join Date
    Jun 2004
    Posts
    10
    Investigate Logical or physical coupling.....

  3. #3
    Join Date
    Jun 2004
    Posts
    6

    What is logical and Physical

    I did not get it.
    thnks in advance

  4. #4
    Join Date
    Jun 2004
    Posts
    6

    Red face I did not get about pHysical and logical importance in Ineer join and Promary key

    Quote Originally Posted by AD29
    Investigate Logical or physical coupling.....
    I did not get about pHysical and logical importance in Ineer join and Promary key

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