15 most powerful Big Data companies

The world of big data vendors is divided into two camps. There are the pure-play Big Data startups who are bringing innovation and buzz to the marketplace. And then there are the established database/data warehouse vendors who are moving into the world of Big Data from a position of strength, both in terms of an installed base and a proven product line. Here’s a list of the 15 Big Data companies to watch, divided into 10 that you’re already familiar with, plus 5 newcomers.

See full slideshow at Network World.