Enterprises generate vast volumes of data every day and they need to extract business value from this information. However, data troves are so huge that traditional business intelligence tools like relational databases and math packages are no longer effective. What...

Definitions of big data, like those of clouds, vary, but at its essence big data is simply very big data sets.  How big is relative.  On one extreme, big science initiatives like the Large Hadron Collider or global climate studies routinely produce data sets that are...