Which statement about foreign keys is true?

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Here is the solution for Which statement about foreign keys is true?. The solution is given after the options.

Which statement about foreign keys is true?

A table can have only one foreign key.

Foreign keys can only be defined when a table is created.

A foreign key can be defined on a column or a set of columns in a table.

Foreign keys are enforced only during the execution of INSERT statements.

Correct Answer

A foreign key can be defined on a column or a set of columns in a table.

Explanation:

A foreign key can be defined on a column or a set of columns in a table. is the answer for Which statement about foreign keys is true?

Conclusion:

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