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황형수,주수종 원광대학교 공업기술개발연구소 1990 工業技術開發硏究誌 Vol.10 No.-
Abstract Generally, there are 3 methods which create view relations, i.e, reexecution, reexecution usiug secondary index, and view index method, But view index method is not used and evaluated its performance, yet. Hence, this paper studies the maintenance cost analysis and comparison of increamental view relation of the above methods, respectively, as an environment considered the execution of the only unary query(select). The result of this paper shows numbers of block access(cost) of each method and relationships among 3 methods