本文从并行数据库系统的体系结构、并行数据库的查询，聚集，排序及数据可靠性等方面入手，阐述了对并行数据库的认识和看法。
This paper discusses the understanding on the parallel database from the architecture of parallel database systems, parallel database query, aggregation, sorting, and data reliability.
指出了在桥梁CAD中采用数据库技术的必要性，叙述了以核心数据库系统为支撑的桥梁CAD系统的组成和体系结构。
This paper discusses the necessity of applying Database System to Bridge CAD. The constitution and system architecture of bridge CAD based on core database system has been studied.
四级模式体系结构以元数据为系统设计基础，使用四级映像技术，使得数据库系统具有更为完善的应用性能。
Because the database system is based on the metadata for designed system and is used four classes image technology, so it possesses the perfect performance.
由于分布式数据库系统不能满足PK I安全体系结构的要求，我们采用目录服务技术来为其实现证书、证书作废列表的存储管理。
Because the DBS cannot meet the requirement of PKI, we use the Directory Service technology to implement the administration of Certificate and Certificate Revocation List for PKI system.
实时数据库系统是DCS组态软件体系结构的关键部分。
Real time database is the critical component of architecture of DCS configuration software.
本文首先对决策支持系统(dss)的概念、体系结构进行了简要的介绍，阐述了DSS的数据库系统、模型库系统、知识库系统以及方法库系统。
This paper describes the concept, system structure of the Decision Support system (DSS) firstly, then introduces the database, model library, knowledge library and arithmetic library of the DSS.
对铁路选线工程数据库管理系统的体系结构的实现方法进行了比较分析，最后决定该系统应采用多数据库系统结构。
The structure of railway location engineering database management system was discussed in the dissertation . And a structure of Multiple Database System was applied to this system.
本文针对嵌入式系统的应用环境和实时数据库系统的数据特征，通过对各种存储器性能的比较，提出了嵌入式实时数据库系统的存储体系结构。
In this paper, we propose a storage architecture for an embedded real time database system according to the data character of real time application and the performance of the storage media.
介绍了主动面向对象数据库实验系统SDAOODB的体系结构和关键的实现技术。 SDAOODB是国内首家研制的一个主动面向对象数据库系统。
We introduced an active object-oriented database experimental system SDAOODB and discussed the system architecture and the important technique of implementation.
介绍了主动面向对象数据库实验系统SDAOODB的体系结构和关键的实现技术。 SDAOODB是国内首家研制的一个主动面向对象数据库系统。
We introduced an active object-oriented database experimental system SDAOODB and discussed the system architecture and the important technique of implementation.
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