The paper elaborates on the scope of application, relationshin and basic theory about database design of the carrent DBMS, DDB, PDB and FDB by analyzing their structural features from the angle of development and application.

• 本文从开发和应用的角度,通过对当前流行的集中式数据库、分布式数据库、并行数据库及联邦式数据库系统结构的特性分析,阐述了它们应用的范围、相互的关系以及数据库设计的基本原理。