Windows Future Storage is a database driven file system that allows for greater manipulation and customization of folders, files, and data types. This will not make it into the initial release of Windows Vista.
(Windows File System) WinFS is the code name for the next generation storage platform in Windows "Longhorn." Taking advantage of database technologies, Microsoft is advancing the file system into an integrated store for file data, relational data, and XML data. Windows users will have intuitive new ways to find, relate, and act on their information, regardless of what application creates the data. Also, "WinFS" will have built-in support for multi-master data synchronization across other Longhorn machines and other data sources. The platform supports rich managed Longhorn APIs as well as Win32 APIs.
" (code name): Next-generation search and data storage system that provides a unified storage model for applications running on Windows "Longhorn."