hierarchical knowledge model 层次化知识模型
hierarchical knowledge repository 层次知识库
In some cases, you may want to build a hierarchical knowledge base, consisting of nodes at multiple levels in the hierarchy.
在某些情况下，可能需要构建层次化知识库(hierarchical knowledge base)，这种结构将节点放在层次结构的多个级别上。
It is organized into a hierarchical structure to convey the parent-child relationship of terms and concepts and often associated with content management, knowledge management and search technologies.
它被组织成一个层次结构，以表示术语和概念的隶属关系，通常与内容管理、知识管理和搜索技术关联。
Native XML storage implies storing XML data intact with full DBMS knowledge of the data's internal hierarchical structure.
原生xml存储意味着按原样存储XML数据，DBMS完全了解数据的内部层次结构。
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