The reliability of data base system is its important function guideline. Data base fault tolerance and breakdown recover are the necessary function in large data base.
数据库系统的可靠性是数据库系统的重要性能指标,数据库容错和故障恢复是大型数据库必备的功能。
This paper introduces the design, realization and application of the first national large industry data base system in China, which is now being operated.
木文介绍中国第一个大型全国性工业数据库系统的设计、实现和应用。本系统已经运行、使用。
But as to the large of knowledge data base, it becomes more and more difficult for the organization and management of knowledge, so the reasoning efficiency of the system is also lower.
但具有大规模规则库的产生式系统,其知识的组织与管理越来越困难,推理效率也越低。
This paper introduces the characteristics of the geological information system and, the position and role of the large-scale correlation data base in the urban geological informa - tolls system.
本文介绍了地质信息系统的特点及大型关系数据库在城市地质信息系统中的地位和作用。
This can be widely used in the design of data base applied system or any kind of large, medium or small enterprise sail management.
可广泛应用于任何大、中、小型规模的数据库应用系统的设计中。
Method Decision making system and dynamic data referring system, closely related withsuper heavy oil rccovery, is established by using computer network and large scale data base.
方法利用计算机网络及大型数据库系统 ,建立与超稠油开发密切相关的生产决策系统与动态数据查询系统。
Method Decision making system and dynamic data referring system, closely related withsuper heavy oil rccovery, is established by using computer network and large scale data base.
方法利用计算机网络及大型数据库系统 ,建立与超稠油开发密切相关的生产决策系统与动态数据查询系统。
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