Fault tree expert system (FTES) is GUI software based on the local database, which is developed to aid the FT-building work of fluid systems in NPP.
故障树辅助建树专家系统(FTES)是基于本地机数据库的图形界面软件，其目标是辅助建造核电站流体系统故障树模型。
Based on the domain analysis of the mine project management system, the data tree table object model, database management object model, and general reports making object model are abstracted.
在对矿山项目管理系统进行领域分析的基础上，抽象出数据树表对象模型、数据库管理对象模型和通用报表对象模型。
This algorithm establish transaction-tree which is based on transaction database create frequent itemsetby backdate reversely from leaf nodes.
此算法主要利用事务数据库建立事务树的方法，由叶子结点反向回溯，导出频繁集。
The third, the Real-Time Memory Database based on the red-black tree and the querying optimization program are mainly researched.
第三，着重研究了基于红黑树的实时内存数据库数据组织结构及其查询优化方案。
In this paper, we present a constitutive form of composite events in Active Database. For implementing and detecting the composite event a method based on the "extended semantic tree" is proposed.
本文提出了主动数据库中复合事件的构造形式，对于复合事件的实现及探测，提出了基于“扩展语义树”处理的方法。
The method of database design based on the tree structure is studied.
研究了基于树形结构的数据库程序设计方法。
The method of database design based on the tree structure is studied.
研究了基于树形结构的数据库程序设计方法。
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