The dependency of an attribute on a set of attributes is known as trivial functional dependency if the set of attributes includes that attribute. Symbolically: A ->B is trivial functional dependency if B is a s
Give an example of a data constraint and an example of a business rule. What is the most popular database model? Explain with examples what is meant by lossy decomposition and how this problem can be avoided in DBMS. What is database programming? With what other computer system software ...