1. A file system apparatus including a file system for enabling access to data or characteristics of data of previously stored files using an operating system call of said file system, said apparatus comprising a file system for storing said files identified by a base name, where one or more of said files includes a plurality of data streams, table means including one or more stored appended segments, each appended segment being a prefix or suffix associated with one or more base names, each appended segment identifying a different data stream of said one or more stored base name files, and said one or more appended segments not identifying associated one or more base names, means for receiving a file access request including one or more appended segments and a base name, means, utilizing said table means, for parsing the file access request into a base name segment and one or more appended segments, means for searching said file system using an operating system call including said base name segment to select a desired stored base name file, and means for accessing a data stream associated with said desired base name file, said data stream identified using at least one of said appended segments.