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。
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 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。
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