Statements (21)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:Database_normal_form
|
| gptkbp:abbreviation |
BCNF
|
| gptkbp:appliesTo |
Relational schema
|
| gptkbp:category |
Database theory
|
| gptkbp:defines |
A normal form used in database normalization to eliminate redundancy and anomalies.
|
| gptkbp:introducedIn |
1974
|
| gptkbp:isWeakerThan |
gptkb:Third_normal_form
|
| gptkbp:namedAfter |
gptkb:Edgar_F._Codd
gptkb:Raymond_F._Boyce |
| gptkbp:prevention |
Deletion anomalies
Insertion anomalies Update anomalies |
| gptkbp:relatedTo |
gptkb:Third_normal_form
Database normalization Functional dependency Superkey |
| gptkbp:requires |
For every non-trivial functional dependency X → Y, X is a superkey.
|
| gptkbp:usedIn |
Relational database design
|
| gptkbp:bfsParent |
gptkb:Raymond_F._Boyce
|
| gptkbp:bfsLayer |
5
|
| https://www.w3.org/2000/01/rdf-schema#label |
Boyce–Codd normal form
|