EXCERPT

At the recent Hadoop Summit, among all of the announcements of new products and partnerships around "big data" analytics, one of the surprising trends was the apparent resurgence of a technology that has been around for decades. Many of the announcements coming from companies at the Summit centered on using SQL as the primary interface for Big Data analytics.

SOURCE

http://arstechnica.com/information-technology/2013/07/the-hot-new-technology-in-big-data-is-decades-old-sql/