Journal of Computing
Database virtualization is understood by different people in different ways; either it is executing or storing databases on virtual machine or a full virtualization of database. It helps in masking the actual physical location of the databases from the programs and users using it. With the aid of virtualization, databases can be decentralized thus increasing availability and usability of databases. But as the authors step into the world of virtualization, the central requirement becomes performance. It becomes an important task for DBA to provide excellent performance by putting minimum efforts and cost.