Mongo.getDB() (mongosh method方法)

Description描述

Mongo.getDB(<database>)

Provides access to database objects from mongosh or from a JavaScript file.提供从mongosh或JavaScript文件访问数据库对象的功能。

The Mongo.getDB() method has the following parameter:Mongo.getDB()方法有以下参数：

Parameter参数	Type类型	Description描述
database	string字符串	The name of the database to access.要访问的数据库的名称。

Compatibility兼容性

This method is available in deployments hosted in the following environments:此方法在以下环境中托管的部署中可用：

• MongoDB Atlas: The fully managed service for MongoDB deployments in the cloud：云中MongoDB部署的完全托管服务

• MongoDB Enterprise: The subscription-based, self-managed version of MongoDB：MongoDB的基于订阅的自我管理版本
• MongoDB Community: The source-available, free-to-use, and self-managed version of MongoDB：MongoDB的源代码可用、免费使用和自我管理版本

Example示例

The following example instantiates a new connection to the MongoDB instance running on the localhost interface and returns a reference to "myDatabase":以下示例实例化到在localhost接口上运行的MongoDB实例的新连接，并返回对"myDatabase"的引用：

db = new Mongo().getDB("myDatabase");