# candidate key

> set of columns in a relational database

**Wikidata**: [Q2113197](https://www.wikidata.org/wiki/Q2113197)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Candidate_key)  
**Source**: https://4ort.xyz/entity/candidate-key


## References

1. Freebase Data Dumps. 2013