Functional Dependencies (Cont.) A functional dependency is trivial if it is satisfied by all instances of a relation Example: customer name,loan number->customer name customer name->customer name In general,a>Bis trivial if Ba Database System Concepts-5th Edition,Oct 5,2006 7.15 @Silberschatz,Korth and SudarshanDatabase System Concepts - 5 7.15 ©Silberschatz, Korth and Sudarshan th Edition, Oct 5, 2006 Functional Dependencies (Cont.) A functional dependency is trivial if it is satisfied by all instances of a relation Example:  customer_name, loan_number → customer_name  customer_name → customer_name In general,  →  is trivial if   