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Charles William "Charlie" Bachman III (born December 11, 1924) is an American computer scientist, who spent his entire career as an industrial researcher, developer, and manager rather than in academia. He is particularly known for his work in the early development of database management systems. His techniques of layered architecture include his namesake Bachman diagrams. == Biography == Charles Bachman was born in Manhattan, Kansas in 1924, where his father, Charles Bachman Jr., was the head football coach at Kansas State College. He attended high school in East Lansing, Michigan. In World War II he joined the United States Army and spent March 1944 through February 1946 in the South West Pacific Theater serving in the Anti-Aircraft Artillery Corps in New Guinea, Australia, and the Philippine Islands. There he was first exposed to and used fire control computers for aiming 90 mm guns.〔 After his discharge in 1946 he attended Michigan State College and graduated in 1948 with a bachelor's degree in Mechanical Engineering where he was a member of Tau Beta Pi. In mid-1949 he married Connie Hadley. He then attended the University of Pennsylvania. In 1950, he graduated with a master's degree in Mechanical Engineering, and had also completed three-quarters of the requirements for an MBA from the university's Wharton School of Business. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Charles Bachman」の詳細全文を読む スポンサード リンク
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