Functional dependencies
computer science
Description
1 Explain how functional dependencies can be used to indicate that: a.) A one-to-one relationship set exists between entity sets advisor and student. b.) A one-to-many relationship set exists between entity sets advisor and student. 2 Given the relational schema R, where X and Y are attribute sets such as: X R and Y R, please elaborate the meaning of the functional dependencies such as: Y and X .
