A functional dependency is a constraint between two sets of attributes in a relation, in relational algebra, databases and type systems.
When can a BCNF decomposition not preserve functional dependency... I am trying to figure this out for say R=(V,…
relational-database database-normalization functional-dependenciesIn the attached picture there's a symbol I don't understand. To understand additive functional dependency I need to know what …
normalization database-theory functional-dependencies