hierarchical structure data

基本解释

The Data Object Graph is the hierarchical structure of data. It contains a tree of Data Objects and another structure called the Change Summary (see Figure 4).
数据对象图是一个描述数据的分层结构，它包括一个数据对象树和另一个称作更改摘要 (Change Summary) 的结构（请参阅图 4）。
Then, I designed the project of RFID system applied to automobiles administration, hierarchical structure of data stream and structures of reader and responder.
然后设计了车用RFID系统的方案，数据结构层次，系统中阅读器和应答器的结构；
If we look at the DOM, we see that it provides an object interface to the hierarchical XML data structure with the DOM API being used to manipulate this hierarchy.
如果我们查看 DOM，就会看到它为层次化 XML 数据结构提供一个对象接口，可以用 DOM API 操作这个层次结构。

The columnar data warehouse enables information access according to workflow needs rather than the hierarchical structure of the organization, increasing employee productivity and effectiveness.
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