Learn how to use and design databases, make them hum, sing, and dance, and understand what makes them tick. A database is like an appliance that users need to understand and use as experts but they do not need to understand how to build the appliance. This book provides a comprehensive coverage of database principles and practice. The author teaches databases without burdening the reader with theorems and internal algorithms and methods used to implement database systems. The author uses the open source database MySQL for examples..