oracle primary_key and foreign_key

Posted by subhashis on Stack Overflow See other posts from Stack Overflow or by subhashis
Published on 2010-05-20T15:01:06Z Indexed on 2010/05/20 15:20 UTC
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Oracle

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primary-key

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foreign-key

Is it possible to maintain relationship between two tables without primary key and foreign key

if it is possible then how?

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