Other Database books (not Required)
Other general database books that cover similar topics are the following:
Avi Silberschatz, Henry F. Korth, S. Sudarshan.
Database System Concepts.
Sixth Edition, 2010.
J.D. Ullman and J. Widom.
Database Systems: The Complete Book
R. Elmasri and S.Navathe.
Fundamentals of Database Systems.
Sixth Edition, Addison-Wesley, 2010