Integration of heterogeneous database is focus in database field.
异构数据集成是数据库领域研究的热点问题。
The local data and the distributed heterogeneous database lie in database server.
数据库服务器用来存放本地数据和链接分布式异构数据库。
Data warehousing is also very useful from the point of view of heterogeneous database integration.
从异种数据库集成的角度看，数据仓库也是十分有用的。
The powerful data operation functions are necessary for a heterogeneous database interoperation system.
强大的数据操作功能是异构数据库互操作系统所必不可少的。
Land resource management need to gain the cadastre data from the distributed and heterogeneous database.
从分布异构的地籍数据库提取数据，实现国家地籍数据总归户。
Since the need, in the paper, a frame integrating data from heterogeneous database based on XML is designed.
根据异构数据集成的需要。提出了利用XML技术集成异构数据库数据源的一个框架。
Decomposition and optimization of global query is one of hard problems in heterogeneous database integration.
全局查询的分解与优化是异构数据库的集成中许多难题之一。
Access to heterogeneous databases is provided through requests expressed as queries on a canonical, virtual database.
通过将请求表达成在一个正规、虚拟的数据库上的查询来提供对异种数据库的访问。
Extracting and integrating available data form distributed heterogeneous database, which is the pivotal technology.
从分布异构数据库中提取有用数据以及数据整合，是信用系统的核心技术。
Emphasized to elaborate several different advanced technique of the heterogeneous database, report technique... etc.
着重阐述了中间件技术、异构数据库、报表技术等先进技术。
Current heterogeneous database middleware cannot meet the need of network information system application said above.
现有的异构数据库中间件已不能完全满足网络信息系统应用的上述需要。
Middleware technique is the better perfect precept of solving heterogeneous database which needs a sort of mutual medium.
中间件技术是解决异构数据库问题较理想的方案，这种方法需要一种交互媒介。
It introduces the characteristic, connection and transfer technology about the distributed heterogeneous database in this article.
文中介绍了分布异构数据库的特征和连接技术，以及数据交换技术。
The thesis discusses the related theory of integrating the heterogeneous database, the traditional integrating means and problems.
论文讨论了异构数据库集成的相关理论、传统集成方法及其存在的问题。
Based on in-depth analysis of the realization of heterogeneous database based on the method of design and realization of a system.
本文在深入分析实现异构数据库的方法的基础上，设计和实现了一个系统。
Data warehousing provides an interesting alternative to the traditional approach of heterogeneous database integration described above.
对于异种数据库集成的传统方法，数据仓库提供了一个有趣的替代方案。
According to the edge of XML in the data integration and exchange, the paper resents a XML-based heterogeneous database integration middleware.
本文以XML在数据集成和交换上的优势，提出了一个基于XML的异构数据库集成中间件的解决方案。
Encapsulated with ODBC and OCI, the UDB CLI can not only interconnect the heterogeneous database but also improve the performance of the system.
封装了ODBC和OCI的通用数据库接口，可以实现异构数据库的互连，同时可以提高系统的性能。
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。
Based on these, a model of integration of heterogeneous database based on JMS and XML is developed, and the realization of its key problems is given.
本文基于这两个关键问题，提出了一种基于JMS和XML的异构数据库集成模型，并给出了关键问题的实现。
At present the technique of heterogeneous database integrating includes database transference and transform, much database system and middleware technique.
集成系统目前研究和采用的技术有数据库迁移和转换、多数据库系统和中间件技术。
IDS supports XML publishing functions to transform the results of an SQL query to XML for use in XML applications and even in heterogeneous database environment.
IDS支持XML发布函数，这些函数可以将SQL查询的结果转换为XML，以便在XML应用程序甚至异构的数据库环境中使用。
With the growing of database's heterogeneities, the replication technology of heterogeneous database has become a key area of database replication research.
在数据库异构程度不断加深的情况下，异构数据库复制技术的研究已成为数据库复制研究的重点。
By communicating with the heterogeneous database by calling a series of database functions, the UDB interface is universal, simple, extensible and can be optimized.
通过数据库调用函数来实现对异构数据库的操作，该通用数据库接口具有通用、简单、可扩展、可优化等特点。
After deciding on the key research area of heterogeneous database replication, the dissertation has proposed a asynchronous replication model for heterogeneous database.
在确定异构数据库复制研究的重点方向以后，本文提出了异构数据库异步复制模型。
Then, this paper deeply investigated the three difficult problems of the system, such as exception handling, security right controlling and heterogeneous database access.
然后，就系统的三个难点问题——异常处理、安全权限控制和异构数据库访问进行了深入的研究。
How to shield the difference among the distributed heterogeneous database is the primary problem to be solved to implement the mutual visiting among the multiple databases.
如何屏蔽分布在不同站点上的异构数据库之间的差异，是实现多个数据库互访要解决的首要问题。
This thesis makes a deep research to data integration of digital library heterogeneous database by the method of the combination of XML technology and middleware technology.
本文选取XML技术与中间件技术相结合的方法，进行数字图书馆异构数据库的数据整合研究。
The realization of integral query of distributed heterogeneous database on the J2EE platform has been stressed while the original system has been integrated to the new system.
重点讨论了原有系统集成到新系统中，实现了分布式异构数据库在J2EE平台下的综合查询问题。
The realization of integral query of distributed heterogeneous database on the J2EE platform has been stressed while the original system has been integrated to the new system.
重点讨论了原有系统集成到新系统中，实现了分布式异构数据库在J2EE平台下的综合查询问题。
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