Top 5 Edgar F. Codd Quotes

English computer scientist (1923–2003)

Edgar Frank "Ted" Codd (August 23, 1923 – April 18, 2003) was a British computer scientist and winner of the 1981 Turing Award. He originated the relational approach to database management that is employed in most databases today.

From: Wikiquote (CC BY-SA 4.0)

Native Name: Edgar Frank Codd

Alternative Names: Edgar Frank "Ted" Codd • E. F. Codd

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At the time, Nixon was normalizing relations with China. I figured that if he could normalize relations, then so could I.

Relational processing entails treating whole relationships as operands. Its primary purpose is loop-avoidance, an absolute requirement for end users to be productive at all, and a clear productivity booster for application programmers.

It is no surprise that attempts such as those of CODASYL and ANSI to develop data structure language (DDL) and data manipulation language (DML) in separate communities have yielded many misunderstandings and incompatibilities.

The most important motivation for the research work that resulted in the relational model was the objective of providing a sharp and clear boundary between the logical and physical aspects of database management.

The adverse impact on development productivity of requiring programmers to navigate along access paths to reach target data [...] was enormous. In addition, it was not possible to make slight changes in the layout in storage without simultaneously having to revise all programs that relied on the previous structure. [...] As a result, far too much manpower was being invested in continual (and avoidable) maintenance of application programs.