Unified access to distributed heterogeneous data sources
对异构型分布数据源的统一访问
Using SQL Functions to provide a unified view of distributed heterogeneous data.
使用sql函数提供异构型分布数据的统一视图。
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。
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。
In petrol chemistry-oriented E-commerce (B2B), there are so many data interchanges between distributed heterogeneous databases.
面向石化领域的B2B电子商务活动中涉及多家大型和特大型企业之间的分布式异构数据交换。
The Loess Plateau data warehouse system is a distributed data warehouse including several heterogeneous da-ta sources.
黄土高原数据仓库系统以分布式数据仓库为核心，包含多个异质数据源。
Efficient integration of engineering test data is the basis of entire test decision support in distributed heterogeneous environments.
对分布异构环境中的工程试验数据的有效集成是全局试验决策支持的基础。
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。
Data type conversion in distributed heterogeneous system is all along an important problem related to the computer and automatic domain.
分布式异构系统中的数据类型转换，一直是计算机、自动化领域内人们关心的重要问题。
Based on the unified data modeling, this resolution realizes the uniform request service to distributed heterogeneous spatial data by metadata and multi-database system.
该解决方案通过建立统一的数据模型，使用元数据与多数据库系统实现了对分布的异构的空间数据的统一访问请求服务。
Since distributed spatial database will be the main data source of Internet GIS, we have to cope with the intercommunication between heterogeneous databases and systems.
随着空间数据获取能力的飞速发展，分布式存储管理的空间数据库将成为网络GIS的主要数据源。
Data Grid is the distributed management of large-scale data and the infrastructure analysis; it has implemented uniform storage, management, access and transmission of distributed, heterogeneous data.
数据网格是海量数据分布式管理和分析的基础设施，它实现了分布、异构空间数据的统一存储、管理、访问和传输。
Main functions of data access middleware are location transparency, distributed data query, transaction process and heterogeneous data sources compatibility.
数据服务中间件的主要功能包括数据的位置透明性、分布式数据查询、事务处理、异构数据源兼容。
There exist both schema and context heterogeneity between distributed, heterogeneous data sources.
在分布异构的数据源之间不仅存在模式异构，而且存在上下文异构。
By building the relations between different kinds of application systems and data sources, SOA can integrate the heterogeneous applications and make up the flexible distributed application system.
通过在不同的应用系统和数据源之间建立联系，SOA能够将各种异构应用集成起来并组成灵活的分布式应用系统。
By building the relations between different kinds of application systems and data sources, SOA can integrate the heterogeneous applications and make up the flexible distributed application system.
通过在不同的应用系统和数据源之间建立联系，SOA能够将各种异构应用集成起来并组成灵活的分布式应用系统。
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