Donald D. Chamberlin

Donald D. Chamberlin
Born	San Jose, California, U.S.
Alma mater	Harvey Mudd College (B.S., engineering), Stanford University (M.S. and PhD, electrical engineering)
Occupation	Computer scientist
Years active	Mid-1970s–present
Known for	Co-creating SQL, development of XQuery

Donald D. Chamberlin is a prominent American computer scientist recognized for co-creating the original SQL language specification in collaboration with Raymond Boyce. He played a pivotal role in shaping the XQuery language as well.

In recognition of his contributions to SQL, Chamberlin was inducted into the National Academy of Engineering in 1997.

Biography

Chamberlin was born in San Jose, California. He holds a Bachelor of Science degree in engineering from Harvey Mudd College, along with a Master of Science and a PhD in electrical engineering from Stanford University, where he also pursued computer science as a minor. Following his studies, he joined IBM Research at their Yorktown Heights laboratory, having previously completed an internship there.

Together with Raymond Boyce, Chamberlin co-developed SQL, which has become the predominant database query language worldwide, during the mid-1970s. He led the IBM System R project, responsible for delivering the first SQL implementation and advancing IBM's relational database systems. The System R initiative, alongside the Ingres project at U.C. Berkeley, earned the ACM Software System Award in 1988. Chamberlin worked at IBM’s Almaden Research Center until his retirement in 2009 and was honored as an IBM Fellow in 2003.

In 2000, Chamberlin co-developed the Quilt proposal for an XML query language; its ideas significantly influenced the W3C's development of XQuery, for which he served as editor. XQuery was officially endorsed as a W3C Recommendation in 2007.

He is recognized as a Fellow by the ACM and IEEE, and is a member of the National Academy of Engineering. In 2005, he received an honorary doctorate from the University of Zurich, and in 2009 he was inducted as a Fellow of the Computer History Museum for his foundational impact on SQL and database system design.

Research

Chamberlin was awarded the ACM Software Systems Award in 1988 for his contributions to the development of System R.

Current work

Since 2015, Donald Chamberlin has been serving as a Technical Advisor at Couchbase, Inc..

Bibliography

He has written two books focused on IBM's DB2 UDB and authored more than fifty technical papers.

Chamberlin contributed both a chapter and the cover photograph to the 2003 publication XQuery from the Experts (ISBN 0-321-18060-7), as well as a chapter entitled Sharing Our Planet to the 1997 volume Beyond Calculation: the Next Fifty Years of Computing (ISBN 0-387-94932-1).

From 1998 through 2014, he participated as both judge and problem contributor for the ACM International Collegiate Programming Contest.

Additionally, he authored SQL++ For SQL Users: A Tutorial (ISBN 978-0-692-18450-9).

External links

• Biography of Chamberlin at IBM Research
• Oral history interview with Donald Chamberlin, October 2001. Archived at Charles Babbage Institute.
• Oral history interview with Donald Chamberlin, July 2009. Archived at Computer History Museum.