The database market is in need of a big change" - Max Schireson, CEO, Mongo DB. The database layer which is being used, was designed in 1970 with a different set of requirements. Datasets in those days were smaller and more uniform, and development processes are more waterfall with requirements. As change was inevitable, Mongo DB has brought that change in database market and it will become much more functional, faster, robust and resilient in coming days. To know more about the change in the database market, go through the article of Toby Wolpe, senior reporter at ZDNet in London:
http://www.zdnet.com/mongodb-chief-why-the-clocks-ticking-for-relational-databases-7000026967/