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Дон Чемберлин - сотрудник исследовательского центра IBM Almaden Research Center; известен как один из разработчиков языка SQL и автор двух книг по реляционным базам данных. Сейчас деятельность Чемберлина связана с технологиями реляционных баз данных, обработкой документов и XML. Он является представителем IBM в рабочей группе W3C XML Query Working Group и редактором спецификации XQuery.

Don Chamberlin, Xquery: An XML query language. IBM Systems Journal, Vol. 41, No. 4, 2002. Copyright 2002, International Business Machines Corporation. All rights reserved. Reprinted with permission.