Heterogeneous Database Systems的意思|示意

For data that is accessed and edited by many different users with varying levels of privilege across heterogeneous systems, a database of some kind is the only option.

对于要由层次体系中具有不同权限级别的用户所访问和编辑的数据，某种形式的数据库是惟一的选择。

Then the security information management model in the SKJ2004 project is taken as an example to describe the implementation process of heterogeneous distributed database systems based on CORBA.

并以正在研发的数字矿井项目中的安全信息管理模块为例，介绍了基于CORBA的异构分布式数据库系统的实现方法。

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。