MongoDB 是一个文档数据库,为简化应用程序的开发与扩展而设计。 您可以在以下环境运行 MongoDB: MongoDB Atlas:用于云端 MongoDB 部署的完全托管服务 MongoDB Enterprise:基于订阅、自行管理的 MongoDB 版本 MongoDB Community:source-available、可免费使用以及自行管理的 MongoDB 版本 ...
These are seven key monitoring metrics and capabilities to leverage in MongoDB, in no particular order. 1. Scan and order What is scan and order? The scan and order metric is the average rate per second over the selected sample period of queries that return sorted results that cannot ...
To improve performance, MongoDB supports indexing on any field in a document. Indexes support the efficient execution of queries and can include primary and secondary indices. MongoDB’s query language supports CRUD (create, read, update, delete) operations and allows for complex aggregation, text...
The MongoDB EF Core provider from its 8.1.0 release supports transactions and optimistic concurrency. What this means is that by default,SaveChangesandSaveChangesAsyncare transactional. This will empower automatic rollback of operations in production grade workloads in case of any failures and ensure t...
Adminer allows you to inspect collections and documents. Be aware, however, that collections are referred to as “tables”: Adminer collection view To run commands, you can use the MongoDB Shell (mongosh) or the legacymongocommand line REPL (Read Eval Print Loop) environment. ...
MongoDB documents or collections of documents are the basic units of data. Formatted as Binary JSON (Java Script Object Notation), these documents can store various types of data and be distributed across multiple systems. Since MongoDB employs a dynamic schema design, users have unparalleled flexi...
It offers the power of relational databases by supporting full ACID transactions, joins in queries, and two types of relationships instead of one: reference and embedded. MongoDBalso supports high availability, using a replication facility called replica set (a group of MongoDB servers that maintain...
Storage.MongoDB can store large structured and unstructured data volumes and is scalable vertically and horizontally. Indexes are used to improve search performance. Searches are also done by field, range and expression queries. Data integration. This integrates data for applications, including for hybr...
What permissions are granted to the root account,ApsaraDB for MongoDB:This topic describes the permissions on ApsaraDB for MongoDB that are granted to the root account. After you create an ApsaraDB for MongoDB instance, the system automatically creates a
What’s New in Studio 3T 2025.2 Studio 3T 2025.2 provides a number of improvements to Studio 3T. If you’re working with large collections, you’ll want to optimize performance and resource usage. To provide more control over when queries are run, we’ve introduced a new option for the C...