can we have a foreign key which is not a primary key in any other table?

Posted by Mac on Stack Overflow See other posts from Stack Overflow or by Mac
Published on 2010-05-24T06:42:42Z Indexed on 2010/05/24 7:01 UTC
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sql-server

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database-design

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foreign-keys

it is written in every book that foreign keys are actually primary key in some other table but can we have a foreign key which is not primary key in any other table

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