Question: Relationships between tables are represented by adding the primary key field of one table to the related table as a new attribute. This added attribute

Relationships between tables are represented by adding the primary key field of one table to the related table as a new attribute. This added attribute is said to be a

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integration key

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data redundancy

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data calamity

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security threat

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foreign key

Relationships between tables are represented by adding the primary key field

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