Design and Implementation of a Heterogeneous Distributed Database System
金志权, 柳诚飞, 孙钟秀, 周晓方, 陈佩佩, 顾建明 · 1990
This paper introduces a heterogeneous distributed database system called LSZ system,where LSZ is an abbreviation of Li Shizhen,an ancient Chinese medical scientist.LSZ system adopts cluster as distributed database node(or site).Each cluster consists of one of several microcomputers and one server.Te paper describes its basic architecture and the prototype implementation,which includes query processing and optimization,transaction manager and data language translation.The system provides a uniform retrieve and update user interface through global relational data language GRDL.