By both practical and theoretical, research in heterogeneous database integration makes important sense for more and more heterogeneous databases.
由于数据库异构现象越来越普遍，研究异构数据库集成无论在理论还是实际应用上都具有非常重要的意义。
Federated search system follows the demand of integration of heterogeneous resources, and it allows users to search different databases, catalogs and other collections at the same time.
联邦检索系统源于对跨平台资源整合的需求，它允许用户通过一个统一的平台同时检索多个网络数据库、书目以及其他馆藏信息。
The industrial configuration software is used to set up a BMS's system integration platform, so the system integration of heterogeneous databases in intelligent building is realized.
采用工控组态软件建立BMS系统集成平台，实现对智能建筑的系统集成。
The key to realize integration of heterogeneous databases on XML is to establish a mapping approach between databases schema and XML schema.
基于XML的异构数据库集成的关键是建立数据库模式和XML模式之间的映射关系。
The integration of heterogeneous geodetic databases is achieved based XML and the relevant technologies.
基于XML技术实现了分布在不同地域的、不同结构的大地测量数据库的集成。
The integration of heterogeneous geodetic databases is achieved based XML and the relevant technologies.
基于XML技术实现了分布在不同地域的、不同结构的大地测量数据库的集成。
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