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What is the difference between Refers to and Owned by relation?

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What is the difference between Refers to and Owned by relation?

Post  maran on Sat Oct 09, 2010 5:49 pm

Owned By - Implements the parent child relationship. The key field of the owning file becomes a
primary key of the owned file.
Refers to - the key field of the referring file become the non key attribute of the referred file.
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