Accomplishment technology of syncretic multi-media database model

Abstract：The paper explains and analyzes some kinds of multi-media Database (MDB) models at present.It points out the advantages, disadvantages and difficulties of the models.It emphasizes the methods of syncretic multi-media Database models.Their principles, frames and general data structures on MDB are given.

Keyword：multi-media database (MDB) ;OO;model;format;unformatted text;