Consider the text message, HTML, and schema-less XML examples above.

考虑一下上面的文本消息、HTML和无模式xml例子。

youdao

For example, DB2 9 can store XML data from multiple schemas, or store schema-less XML data.

例如，DB 2 9可以存储多种模式的XML数据，或者存储无模式的XML数据。

youdao

Another fundamental difference is that document-oriented databases don't provide strict relationships between documents, which helps maintain their schema-less design.

另一个基本差异是面向文档的数据库不在文档之间规定严格的关系。这有助于维护它们的非模式化设计。

youdao

The schema-less framework is not the most efficient solution for analyzing data where relationships matter.

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