Entity-Relationship Diagrams (ERD)

Discussion in 'Oracle' started by Fatima Khan, Apr 23, 2010.

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  1. Fatima Khan

    Fatima Khan New Member

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    What is Entity-Relationship Diagram (ERD) ? Whats are the rules for ERD ?

    Thankx.
     
    Fatima Khan, Apr 23, 2010
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  2. xpi0t0s

    xpi0t0s Mentor

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    xpi0t0s, Apr 24, 2010
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  3. Rajesh M. Kanojia

    Rajesh M. Kanojia New Member

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    ER-Diagram is a pictorial representation in which we try to show all those entities which participated in the project.
    one more thing is that in this diagram we also show how an entity makes relation with other entity of the project, what relation exist between two entities
     
    Rajesh M. Kanojia, Dec 13, 2012
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