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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.

— E. F. Codd Relational Database: A Practical Foundation for Productivity (1982)

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More quotes by E. F. Codd

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.

Relational Database: A Practical Foundation for Productivity (1982)

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.

Relational Database: A Practical Foundation for Productivity (1982)

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.

Relational Database: A Practical Foundation for Productivity (1982)

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