Milestone : Possible Changes

When we add a new functional dependency, X --> Y, after the decomposition, we will have two tables containing the attribute X, while Y may appear only once.
Therefore, if a query contains a predicate on the attribute X then, we need add a JOIN operation to the query.

When we add a new functional dependency, X --> Y, after the decomposition, we will have two tables containing the attribute X, while Y may appear only once.