Big data is becoming a big deal and cloud providers want to be the place where enterprises databases live.
cloud databases - News, Features, and Slideshows
In 2010, when the world became enchanted by the capabilities of cloud systems and new databases designed to serve them, a group of researchers from Yahoo decided to look into NoSQL. They developed the YCSB framework to assess the performance of new tools and find the best cases for their use. The results were published in the paper, "Benchmarking Cloud Serving Systems with YCSB."