This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
For my application I need a suitable database. The database should pass following criteria,
 Zero installation,
 Zero configuration,
 Portable (the data should be stored in a single file so that it could be moved from one system to another manually)