About the Reviewers

Rio Bastian is a happy software engineer. He has worked on various IT projects. He is interested in business intelligence, data integration, web services (using WSO2 API or ESB), and tuning SQL and Java code. He has also been a Pentaho business intelligence trainer for several companies in Indonesia and Malaysia. Currently, Rio is working on developing one of Garuda Indonesia airline's e-commerce channel web service systems in PT. Aero Systems Indonesia.

In his spare time, he tries to share his experience in software development through his personal blog at altanovela.wordpress.com. You can reach him on Skype at rio.bastian or e-mail him at <altanovela@gmail.com>.

Mark Kromer has been working in the database, analytics, and business intelligence industry for 20 years, with a focus on big data and NoSQL since 2011. As a product manager, he has been responsible for the Pentaho MongoDB Analytics product road map for Pentaho, the graph database strategy for DataStax, and the business intelligence road map for Microsoft's vertical solutions. Mark is currently a big data cloud architect and is a frequent contributor to the TDWI BI magazine, MSDN Magazine, and SQL Server Magazine. You can keep up with his speaking and writing schedule at http://www.kromerbigdata.com.