Some time ago, I translated an article called Evolutionary Database Design Dutch, originally written by Martin Fowler and Pramod Sadalage. Now it seems that this article has been fleshed out into a book! On O'Reilly's online library Safari, the book is mentioned as being published on March 6th, 2006. Here is the link: http://safari.oreilly.com/?XmlId=0321293533&a=102682