database query

A Method of Processing Nested Query in a Federated Database System

联邦数据库系统嵌套查询的处理方法

A database query syntax error has occurred.

数据库指令语法错误.

Learn how to leverage XML indexing and query filtering capabilities in a database management system to ensure strong runtime performance.

学习如何利用数据库管理系统中的XML索引和查询过滤功能来确保强健的运行时性能。

Web reports In this paper is a complex application combined with database query, stats, analysis.

本文研究的Web报表是一项结合了数据库查询 、 统计和分析的综合应用.

A performance test shows the efficiency of database query is improved by the incremental database engine.

性能测试的实验结果说明了这种数据库引擎的使用能够有效地提高数据库查询的效率.

Selectivity Estimation is the base of spatial database query optimizer.

选择性估计是设计空间数据库查询优化器的基础.

Based on fully analyzing typical fuzzy control systems, this paper presents a new method of applying the Boolean association rule data mining techniques to mining of fuzzy control query table directly from the database of manual operating record.

文章在详尽分析典型的模糊控制系统的基础上，给出了一种采用布尔关联规则挖掘技术，从人工操作记录数据库中直接挖掘模糊控制查询表的原理和方法。

Analysis and Application of Relation Database Query Optimization Strategy

关系数据库查询优化策略的分析与应用

The system has three components: the query subsystem, the database subsystem and the retrieval subsystem.

该系统分为查询界面子系统、数据库子系统和检索子系统三大部分。