MongoDB (Document Database)是由C++語言編寫的压固,是一個基于分布式文件存儲的開源數據庫系統(tǒng)球拦。
在高負載的情況下,添加更多的節(jié)點帐我,可以保證服務器性能坎炼。
MongoDB 旨在為WEB應用提供可擴展的高性能數據存儲解決方案。
MongoDB 將數據存儲為一個文檔拦键,數據結構由鍵值(key=>value)對組成谣光。MongoDB 文檔類似于 JSON 對象。字段值可以包含其他文檔芬为,數組及文檔數組萄金。
MongoDB is an open-source document database that provides high performance, high availability, and automatic scaling.
A record in MongoDB is a document, which is a data structure composed of field and value pairs. MongoDB documents are similar to JSON objects. The values of fields may include other documents, arrays, and arrays of documents.