Now a days databased watermarking is one of the interesting research area in the field of information security.Proving ownership rights on outsourced relational databases is a crucial issue in today's internet-based application environments and in many content distribution applications. Therefore keeping the aspect of database watermarking this book provides the idea about how to use the watermark into the database for copyright protection. Herein we propose a novel algorithm for watermarking realtional databases using the concepts of watermarking images and biometric images like fingerprint...