Rishabh AgrawalRishabh Agrawal is currently working as a senior database research engineer and consultant at Impetus India. He has been tinkering with databases since 2010 and has gained expertise in a variety of NoSQL, massively parallel processing (MPP), and relaional databases in the Big Data domain in a short span of time. A MongoDB Certified DBA, he has working knowledge of more than 20 databases, namely Cassandra, Oracle NoSQL, FoundationDB, Riak, Gemfire, Gemfire XD, HBase, Hive, Shark, HP Vertica, Greenplum, SQL Server 2008 R2, and so on. His primary focus areas are research and evaluation of new and cuttingedge database technologies and consulting with clients on the strategic use of diverse database technologies. When not at work, he revels in photographing vivid subjects, playing badminton, writing poems, and dancin g. You can connect with him on LinkedIn at in.linkedin.com/pub/rishabhagrawal/15/ab4/186. Read More Read Less