for the foreign key in a one-to-many relation, i know there would be FK(foreign key) on the

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for the foreign key

in a one-to-many relation, i know there would be FK(foreign key) on the many side, but the FK will only be the PK(primary key) of the one side

or the PK and UK(Unique keys) of the one?

if one side have 1 PK and 4 UK, there will be 5 FK on the many side?

and what about many-to-many relation?

Related Book For answer-question

Modern Systems Analysis And Design

ISBN: 9781292351629

9th Global Edition

Authors: Joe Valacich, Joey George

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Posted Date: Feb 04, 2024 08:11 AM

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for the foreign key in a one-to-many relation, i know there would be FK(foreign key) on the

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Modern Systems Analysis And Design

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