My first debt in writing this book is to my father Dr. Alapati Appa Rao, who is responsible for my
love for education and books. This book is a direct outcome of the early scholarly interest nurtured
by him, as well as his support and encouragement for writing the Oracle 9i book, which is this
John Watson, the Technical Reviewer for the book, did a superb job in not merely catching
technical errors, but also in prodding me to explain several concepts clearly and accurately. I’ve
gained immensely from John’s collaboration on this book....