这个知识库需要具备合适的语义，以及信息、用户和服务之间的关系。

This knowledge base needs to have proper semantics, with relationships defined between the information, users, and services.

youdao

而且CM IS知识库的实现也并非都基于关系数据库(虽然多数是如此)。

Nor is it true that the implementation of a CMIS repository is based on a relational database (though many are).

youdao

执行任何关系的语义或者两对象间关系的引用完整性不需要CM IS知识库。

CMIS repositories are not required to enforce any semantics of relationships or enforce referential integrity between the two objects of a relationship.

youdao