Oracle Database 11g builds on the industry-leading scalability of earlier releases. Oracle's extensive parallel processing is at the heart of its scalability. Not only is parallelism central to data warehousing and query processing, it plays a key role in Oracle's ability to process large volumes of data.
Big Data - The latest buzz word in parallel computing is Big Data. Oracle has a very compelling solution for big data, but before you start building that solution, have a look at the information provided in this paper. Read more.