A NOTE ON RELATION SCHEMES WHICH ARE IN 3NF BUT NOT IN BCNF

Authors
VINCENT MW SRINIVASAN B
Citation
Mw. Vincent et B. Srinivasan, A NOTE ON RELATION SCHEMES WHICH ARE IN 3NF BUT NOT IN BCNF, Information processing letters, 48(6), 1993, pp. 281-283
Citations number
14
Categorie Soggetti
Information Science & Library Science","Computer Science Information Systems
Journal title
Information processing letters → ACNP
ISSN journal
00200190
Volume
48
Issue
6
Year of publication
1993
Pages
281 - 283
Database
ISI
SICI code
0020-0190(1993)48:6<281:ANORSW>2.0.ZU;2-Z
Abstract
We investigate the properties of relation schemes which are in third n ormal form (3NF) but not in Boyce-Codd normal form (BCNF) and prove th at such a relation scheme must have a pair of candidate keys which ove rlap.