Apache CouchDB is an open source, Erlang-based, document-oriented database.
ApacheCouchDB基于Erlang的、面向文档的开源数据库。
What are some use cases for using a document-oriented database over the relational one?
在哪些情况下，用面向文档的数据库优于关系型数据库？
In fact, there are no tables, rows, columns or relationships in a document-oriented database at all.
事实上，面向文档的数据库中根本不存在表、行、列或关系。
10gen develops and supports MongoDB, the open source, high performance, scalable, document-oriented database.
10gen开发并支持MongoDB，一个开源、高性能、可扩展、面向文档的数据库。
Apache CouchDB is an open source document-oriented database management system that stores data as JSON objects.
ApacheCouchDB是一个基于开源文档的数据库管理系统，它将数据存储为JSON对象。
In a document-oriented database, each business card would be held in its own document, each of which can define the fields it wishes to use.
在面向文档的数据库中，每个名片都储存在各自的文档中，并且每个文档都可以定义它需要使用的字段。
You learned about why you would choose a document-oriented database over a traditional RDBMS, and about the various great features that MongoDB has to offer.
您学习了为何要选择优于传统RDBMS的面向文档数据库，以及MongoDB提供的各种强大功能。
One of the more notable NoSQL projects out there is MongoDB, an open source document-oriented database that stores data in collections of JSON-like documents.
比较著名的NoSQL项目之一就是MongoDB，一个开放源码、面向文档的数据库，它在类似于JSON的文档集合存储数据。
One of the more notable NoSQL projects out there is MongoDB, an open source document-oriented database that stores data in collections of JSON-like documents.
比较著名的NoSQL项目之一就是MongoDB，一个开放源码、面向文档的数据库，它在类似于JSON的文档集合存储数据。
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