Find the key for a weak entity

Discussion in 'Databases' started by wingstech, May 16, 2006.

0
  1. #1
    Hi:

    I had posted an ER diagram (see the attachment file er.jpg). In the diagram, there is a weak entity VISITS which is on the right side of diagram. That weak entity has a partial key StartDate. What is the full key of the weak entity VISITS? thanks.
     

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    wingstech, May 16, 2006 IP