Home > Edgar F. Codd

Edgar F. Codd was born at Portland, Dorset, in England. He studied mathematics and chemistry at Oxford University, before serving as a pilot in the Royal Air Force during World War II. In 19481948 is a leap year starting on Thursday (link will take you to calendar). Events January January 1 Nationalisation of UK railways to form British Railways. Arab militants lay siege to the Jewish Quarter of the Old City of Jerusalem. First day of the Ital he moved to New YorkNew York is a state in the northeastern United States whose U. postal abbreviation is NY . It is sometimes called New York State when there is need to distinguish it from New York City. History See: History of New York New York was one of the thirteen col to work for IBM as a mathematical programmerIn computing, a programmer is someone who does computer programming and develops computer software. A programmer can be one who develops and maintains software on a large mainframe system or one who develops software primarily for use on personal computer. In 19531953 is a common year starting on Thursday (click on link for the calendar). Events January events January 7 President Harry S. Truman announces the United States has developed a hydrogen bomb. January 13 Marshal Josip Broz Tito chosen President of Yugosl, angered by Senator Joseph McCarthyThis article is about the American politician. For other people with the same name, see Joseph McCarthy (disambiguation). Joseph Raymond McCarthy ( November 15, 1908— May 2, 1957) was an American politician of the Republican Party. McCarthy served as a U., Codd moved to OttawaThis article is about the capital city of Canada. For other meanings see Ottawa (disambiguation). City of Ottawa, Ontario, Canada ( In Detail) ( In Detail) Motto: Advance Ottawa/Ottawa en avant Area: 2,778. Population Total (2001) Cdn. CD Rank: Cdn. Rank:. A decade later he returned to the USAThe United States of America also referred to as the United States U. America ¹ or the States is a federal republic in central North America, stretching from the Atlantic in the east to the Pacific Ocean in the west. It shares land borders with Canada in and received his doctorate in computer science from the University of MichiganThe University of Michigan, Ann Arbor is a public coeducational university located in Ann Arbor, Michigan. It is the oldest and main campus of the University of Michigan, which also includes branches University of Michigan-Dearborn and University of Michi in Ann Arbor. Two years later he moved to San Jose, California to work at IBM's Almaden Research Center .

In the 1960s and 1970s he worked out his theories of data arrangement, issuing his paper "A Relational Model of Data for Large Shared Data Banks" in 1970. To his disappointment, IBM proved slow to exploit his suggestions until commercial rivals started implementing them. For example, Larry Ellison built the Oracle database based on Codd's ideas.

Codd continued to develop and extend his relational model, sometimes in collaboration with Chris Date. One of the normalized forms in Database normalization - the Boyce-Codd Normal Form, is named after Codd.

Edgar Codd also coined the term OLAP and wrote the twelve laws of online analytical processing. Codd also contributed knowledge in the area of cellular automata.

Codd received a Turing Award in 1981.

Edgar F. Codd died of heart failure at his home in Williams Island, Florida at the age of 79 on Friday April 18th, 2003.