As it turns out, Wal-Mart, the parent company of Sam’s Club, is deep into big data. And by deep I mean *really* deep. To the tune of 40+ petabytes deep.
What’s more, the Arkansas based retailer, has over 20,000 stores in 28 countries, is currently building the world’s largest private cloud, set to process 2.5 petabytes of data every hour. Let that the enormity of that sink in.