This week's book giveaway is in the OCPJP forum. We're giving away four copies of OCA/OCP Java SE 7 Programmer I & II Study Guide and have Kathy Sierra & Bert Bates on-line! See this thread for details.
Ujjwal, Any well known database can handle the job (Oracle, db2, Sybase, mySql, postgresql, etc) - basic database operations and transactions are what they are meant to do. It's the machine that needs to have enough memory and CPU to be up to the job.