"The principle of database system" is a comprehensive course in computer science.
《数据库系统原理》是计算机科学中一门综合性的专业基础课。
Based on the principle of GIS and database system, data model, function modules and agent structure of sediment silting system of watercourse and reservoir zone is designed.
根据GIS、数据库系统的原理，设计实现了河道与库区泥沙淤积系统的数据模型、功能模块和主体结构，成功地将基础数据库进行了入库操作。
This paper brings forward a design scheme of distributed database system based on object service and presents its working principle and design thought.
提出了一种基于对象服务的分布式数据库系统的设计方案，介绍了其工作原理和设计思想。
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