数据管理对任何编程语言都非常关键。
GIS以其非凡的数据管理能力、空间分析能力和强大的可视化功能，为地学研究领域提供了全新的表达语言和思想工具。
GIS provides new expressing languages and thinking tools for the geological field by its remarkable abilities of managed-data, analyzed-space, and mighty function of visualization.
可重用文档管理系统使用组织结构模型和文档数据模型从不同角度对文档数据管理的业务特征进行描述，使用XML作为业务模型的描述语言。
This solution use organization model and data model to describe business characters of document management, and use XML as the language of the description.
因此，开发COBOL语言与DS A网络的接口，实现DSA与DM6的结合，对形成大规模的汉字数据管理系统有着重要作用。
So developing of an interface between COBOL and DSA network and realizing the combination of them would play an important role in forming a large scale Chinese character data management system.
确定这些逻辑关系是数据管理者的任务，由数据定义语言完成。
Identifying these logical relationships is a job of the data administrator. A data definition language is used for this purpose.
确定这些逻辑关系是数据管理者的任务，由数据定义语言完成。
Identifying these logical relationships is a job of the data administrator. A data definition language is used for this purpose.
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