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Hugh Darwen is a computer scientist who was an employee of IBM United Kingdom from 1967. to 2004, and has been involved in the development of the
relational model The relational model (RM) is an approach to managing data using a structure and language consistent with first-order predicate logic, first described in 1969 by English computer scientist Edgar F. Codd, where all data is represented in terms of t ...
.


Work

From 1978 to 1982 he was a chief architect on
Business System 12 Business System 12, or simply BS12, was one of the first fully relational database management system A relational database is a (most commonly digital) database based on the relational model of data, as proposed by E. F. Codd in 1970. A syste ...
, a
database management system In computing, a database is an organized collection of data stored and accessed electronically. Small databases can be stored on a file system, while large databases are hosted on computer clusters or cloud storage. The design of databases ...
that faithfully embraced the principles of the
relational model The relational model (RM) is an approach to managing data using a structure and language consistent with first-order predicate logic, first described in 1969 by English computer scientist Edgar F. Codd, where all data is represented in terms of t ...
.. He worked closely with
Christopher J. Date Chris Date (born 1941) is an independent author, lecturer, researcher, and consultant, specializing in relational database theory. Biography Chris Date attended High Wycombe Royal Grammar School (U.K.) from 1951 to 1958 and received his BA i ...
and represented IBM at the ISO SQL committees (JTC1 SC32 WG3 Database languages,. WG4 SQL/MM.) until his retirement from IBM. Darwen is the author of The Askew Wall and co-author of The Third Manifesto, a proposal for serving object-oriented programs with purely
relational database A relational database is a (most commonly digital) database based on the relational model of data, as proposed by E. F. Codd in 1970. A system used to maintain relational databases is a relational database management system (RDBMS). Many relati ...
s without compromising either side and getting the best of both worlds, arguably even better than with so-called object-oriented databases. From 2004 to 2013 he lectured on
relational database A relational database is a (most commonly digital) database based on the relational model of data, as proposed by E. F. Codd in 1970. A system used to maintain relational databases is a relational database management system (RDBMS). Many relati ...
s at the Department of Computer Science,
University of Warwick , mottoeng = Mind moves matter , established = , type = Public research university , endowment = £7.0 million (2021) , budget = £698.2 million (2020 ...
(UK), and from 1989 to 2014 was a tutor and consultant for the
Open University The Open University (OU) is a British Public university, public research university and the largest university in the United Kingdom by List of universities in the United Kingdom by enrolment, number of students. The majority of the OU's underg ...
(UK). where he was awarded a MUniv honorary degree for academic and scholarly distinction. He was also awarded a DTech (Doctor in Technology) honorary degree by the
University of Wolverhampton The University of Wolverhampton is a public university located on four campuses across the West Midlands (county), West Midlands, Shropshire and Staffordshire in England. The roots of the university lie in the Wolverhampton Tradesmen's and Mech ...
. He later taught a database language designed by Chris Date and himself called Tutorial D.


Bridge

He has written two books on the card game
bridge A bridge is a structure built to span a physical obstacle (such as a body of water, valley, road, or rail) without blocking the way underneath. It is constructed for the purpose of providing passage over the obstacle, which is usually someth ...
, both on the subject of , on which he has a website.
Alan Truscott Alan Fraser Truscott (16 April 1925 – 4 September 2005) was a British-American bridge player, writer, and editor. He wrote the daily bridge column for '' The New York Times'' for 41 years, from 1964 to 2005, and served as Executive Editor for ...
has called him "the world's leading authority" on composed bridge problems. He was responsible for the double dummy column in ''
Bridge Magazine ''Bridge Magazine'' was a British monthly magazine devoted to the game of contract bridge. It was the oldest such magazine having been established in 1926 by A. E. Manning Foster. It was not published during World War II, so it had fewer issue ...
'' and other UK bridge publications from 1965 to 2004.


Publications

His early works were published under the
pseudonym A pseudonym (; ) or alias () is a fictitious name that a person or group assumes for a particular purpose, which differs from their original or true name ( orthonym). This also differs from a new name that entirely or legally replaces an individu ...
of ''Andrew Warden'': both names are anagrams of his surname. * , 213 pp. * , 331 pp. "COMPENDIUM OF DOUBLE DUMMY PROBLEMS : double dummy bridge problems from 1896 to 2005"
Library of Congress Catalog Record. Retrieved 05 November 2022. * . * , 231 pp. * , 169 pp. * * , 67 pp. * , 496 pp. *, 547 pp. *, 422 pp. *, 572 pp. *, 548 pp.


References


External links

* at University of Warwick
Double Dummy Corner
– Darwen's website devoted to problems in the play of the cards at bridge
''The Third Manifesto''
(Date & Darwen 1995) – with material related to the book and links to Darwen's seminar and lecture slides *
Andrew Warden
at LC Authorities with 1 catalogue record (1990 collection) {{DEFAULTSORT:Darwen, Hugh 1943 births Living people IBM employees Academics of the University of Warwick Contract bridge writers Place of birth missing (living people)