Big Data has always made sense in the cloud. After all, if you need more resources, they'll give you as much as you need, but up until fairly recently, if you wanted to crunch big data using Hadoop, you were limited to your datacenter. But that's changing as cloud vendors from HP to Rackspace, to Amazon to Microsoft Azure are swarming to move your Hadoop business to the cloud. http://bit.ly/16oA4C8
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