Informatics Practices
A/An …………… is a non-key attribute whose value is derived from the primary key of another table.
- Primary Key
- Alternate Key
- Candidate Key
- Foreign Key
Relational Database
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Answer
Foreign Key
Reason — A foreign key is a non-key attribute whose value is derived from the primary key of another table.
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Related Questions
…………… is a set of one or more attributes that can uniquely identify tuples within the relation.
- Primary Key
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- Alternate Key
- Candidate Key
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