Hugh Darwen

Hugh Darwen

Hugh Darwen, employee of IBM UK from 1967 to 2004, has been involved in the history of the relational model since the beginning. From 1978 to 1982 he was a chief architect on Business System 12, a database management system that faithfully embraced the principles of the relational model. He works closely with Christopher J. Date and represented IBM at the ISO SQL committee (JTC 1/SC 32/WG 3 Database languages) until his retirement from IBM. Darwen is author of The Askew Wall and co-author of The Third Manifesto.

He is currently giving lectures on Relational Databases at the Department of Computer Science, University of Warwick (UK) and he is also a tutor for the Open University (UK).

Trivia

* His early works were published under the pseudonym of "Andrew Warden" (anagrams of his surname).
* He has written a book on the card game bridge and has a [http://www.doubledummy.net website] on the subject of double dummy problems.
* Hugh currently teaches a small language designed by himself and Chris Date called Tutorial D.

ee also

*The Third Manifesto
*Christopher J. Date
*Fabian Pascal
*David McGoveran
*Nikos Lorentzos

External links

* [http://www.thethirdmanifesto.com The Third Manifesto] contains material related to the book and links to Hugh Darwen's seminar and lecture slides.


Wikimedia Foundation. 2010.

Игры ⚽ Поможем написать реферат

Look at other dictionaries:

  • Hugh Darwen — era empleado de IBM Reino Unido de 1967 al 2004, ha estado involucrado en la historia de modelo relacional desde sus inicios. De 1978 a 1982 fue un arquitecto principal de Bussines System 12 , un sistema de gestión de datos que estaba fielmente… …   Wikipedia Español

  • The Third Manifesto — (1995) is Christopher J. Date s and Hugh Darwen s proposal for future relational database management systems that would avoid Object Relational Impedance Mismatch between object oriented programming languages and RDBMSs by fully supporting all… …   Wikipedia

  • D (data language specification) — D is a set of requirements for what Christopher J. Date and Hugh Darwen believe a relational database query language ought to be like. It is proposed in their book The Third Manifesto. Contents 1 Overview 2 Tutorial D 3 Implementations …   Wikipedia

  • Christopher J. Date — Chris Date Born 1941 (age 69–70) Watford, England Nationality UK Alma mater University of Cambridge Occupation author, lecturer, researcher, and consultant, specializing in rela …   Wikipedia

  • First normal form — (1NF or Minimal Form) is a normal form used in database normalization. A relational database table that adheres to 1NF is one that meets a certain minimum set of criteria. These criteria are basically concerned with ensuring that the table is a… …   Wikipedia

  • Primera forma normal — La primera forma normal (1FN o forma mínima) es una forma normal usada en normalización de bases de datos. Una tabla de base de datos relacional que se adhiere a la 1FN es una que satisface cierto conjunto mínimo de criterios. Estos criterios se… …   Wikipedia Español

  • Database normalization — In the design of a relational database management system (RDBMS), the process of organizing data to minimize redundancy is called normalization. The goal of database normalization is to decompose relations with anomalies in order to produce… …   Wikipedia

  • Null (SQL) — The Greek lowercase omega (ω) character is used to represent Null in database theory. Null is a special marker used in Structured Query Language (SQL) to indicate that a data value does not exist in the database. Introduced by the creator of the… …   Wikipedia

  • David McGoveran — is a consultant, researcher, lecturer, and industry analyst to the software industry; author of numerous books and articles in the fields of relational databases, transaction processing, business intelligence, business process management,… …   Wikipedia

  • Christopher Date — Christopher J. Date (nació en 1941) es autor, conferencista, investigador y consultor independiente, especializado en la tecnología de bases de datos relacionales. Es el investigador principal del modelo relacional de bases de datos de Edgar F.… …   Wikipedia Español

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”