We will use the concept of a data hierarchy graph, constructed by means of transaction analysis, to characterize the relationship between a database partition scheme and database transactions.

我们会通过处理分析的方式，使用数据层次图的概念，以描述数据库分区结构和数据库处理的关系。

youdao

A concept of broad sense data space was proposed so that DM can be made in different part and different abstract hierarchy in database and data warehouse, which enhances the functions and flexibility.

提出广义数据空间的概念，使得数据挖掘能够在数据库或数据仓库的不同部位或不同的抽象级别上，对数字数据或者文本数据进行挖掘，加强了决策分析的功能和灵活性。

youdao