WinFS 101: Introducing the New Windows File System

MSDN:

Welcome to my new column, The WinFS Files! This column is aimed at helping you, the developer, understand more about the forthcoming technological innovations in the next release of Microsoft® Windows® code-named “Longhorn,” specifically the revolutionary new file system code-named “WinFS.” As this column progresses, we’ll take a look at the data model, feature-set, and programming paradigms that characterize WinFS. This initial column will give you a broad overview of what is new in WinFS and how you can get started learning about and understanding this new technology.