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    moali72's Avatar
    moali72 Posts: 2, Reputation: 1
    New Member
    		  
    #1

    Mar 20, 2007, 03:54 AM
    DB design needed
    Hi,
    I have problem in design db of my system
    Here what I have:

    I have customers with many branches &
    Each branch has many machines &
    Each machine exists in many branches

    Also : each machine has many components
    Each component exists in many machines

    Also each branch has many machines with it's components , and each component in this branch machine has it's serial Number

    Now how I draw this as I am confused

    Thanks ,waiting for your apprecaited reply
    jstrike's Avatar
    jstrike Posts: 418, Reputation: 44
    Full Member
    		  
    #2

    May 31, 2007, 09:03 AM
    Quote Originally Posted by moali72
    hi,
    i have problem in design db of my system
    here what i have:

    i have customers with many branches &
    each branch has many machines &
    each machine exists in many branches

    Also : each machine has many components
    each component exists in many machines

    Also each branch has many machines with it's components , and each component in this branch machine has it's serial Number

    now how i draw this as i am confused

    thx ,waiting for your apprecaited reply
    Just found this... do you still need help?
    moali72's Avatar
    moali72 Posts: 2, Reputation: 1
    New Member
    		  
    #3

    Jun 3, 2007, 09:36 PM
    Quote Originally Posted by jstrike
    Just found this...do you still need help?
    Yes. I need to know how to draw it as ERD and how to draw it as physical tables
    Thanks
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