Teradata systems were the first to store and analyze 1 terabyte of data in 1992. Hard disk drives were 2.5GB in 1991 so the definition of big data continuously evolves according to Kryder's Law. Teradata installed the first petabyte class RDBMS based system in 2007.
Yum Brands, Inc. (NYSE: YUM) is the largest quick-service restaurant company in the world, with over 41,000 restaurants across 125 countries. The company is most known for its franchise chains KFC, Pizza Hut and Taco Bell, and it owns a controlling interest in Chinaâs Little Sheep.
Subway is owned and operated by Doctor's Associates. It is the largest single-restaurant chain globally with 43,000 locations in 107 countries. Fred DeLuca borrowed $1,000 from family friend Peter Buck, to open his first sandwich shop in Bridgeport, Conn. in 1965. Today there are 44,000 stores in 110 countries with DeLuca expecting the brand to reach 50,000 by 2017.