“We use MongoDB as the core database for our services, so any new innovative idea or new service we build, we automatically say, ‘We’re going to use MongoDB as the core platform,’ knowing that it’s going to give us the reliability and the scalability that we’re going to need...
Welcome to the official MongoDB Documentation. Whether you're a developer, database administrator, or just starting your journey with MongoDB, our documentation provides you with the information and knowledge needed to build applications on the world's most popular modern database. ...
BSON 是 Binary JSON 的缩写,是一种二进制序列化格式,用于在 MongoDB 中存储文档和进行远程过程调用。它和Json一样,支持内嵌的文档对象和数组对象,但是Bson有Json没有的一些数据类型,如 Date 和 BinData 类型。 JSON vs BSON JSON的局限性,比如它只有null、布尔、数字、字符串、数组和对象这几种数据类型,没有...
Example for using the DOCUMENT data type to recursively parse nested fields If fields in a MongoDB document are nested, you can set the data type of the nested fields that you want to synchronize to a destination to DOCUMENT. This way, a writer can recursively parse the fields when it wri...
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开源(open source) NoSQL database C++语言编写 Document-Oriented Storage Full Index Support Replication & High Availability Auto-Sharding Rich Querying Updates Map/Reduce GridFS 存储二进制文件 MongoDB稳定性 如何解决数据丢失 恢复日志(journal) 写关注 写入大多数节点 MongoDB高可用 核心业务SLASLA 99.99%以上...
Document Supported The embedded document data type. If the type attribute is not configured, fields of this data type are converted into JSON strings. If the type attribute is configured asDOCUMENT, fields are of an embedded data type. In this case, MongoDB Reader reads data from the fields...
在mongosh中,此命令还可以通过stats()辅助方法运行。collStats输出中的特定字段可以使用dataSize()、estimatedDocumentCount()、isCapped()、latencyStats()、storageSize()、totalIndexSize()和totalSize()辅助方法进行访问。 辅助方法对mongosh用户来说很方便,但它们返回的信息级别可能与数据库命令不同。如果不追求方便或...
关于它的一个最简洁描述为:scalable, high-performance, open source, schema-free, document-oriented database。MongoDB的主要目标是在键/值存储方式(提供了高性能和高度伸缩性)以及传统的RDBMS系统(丰富的功能)架起一座桥梁,集两者的优势于一身。安装及使用:首先在Ubuntu上安装MongoDB 码神联盟 2018/04/02 1.1...
MongoDB is one of the leading open-source, cross-platform document-oriented NoSQL database written in C ++, C, and JavaScript developed by a software company 10gen (MongoDB Inc.) and available in 32-bit and 64-bit versions for Windows and Unix-like environments. The word “Mongo” in ...