Starting in mongosh 2.0, db.runCommand() ignores any global read preferences added through the connection string or by using the Mongo.setReadPref() method. To ...

Read operations to a replica set. Default read preference routes the read to the primary. click to enlarge. By default, an application directs its read ...

maxStalenessSeconds · Read Preference Tag Set Lists · Hedged Read Option

Note. For details on a specific method, including syntax and examples, click on the link to the method's reference page.

The following document lists the available methods in the MongoDB Shell. Click a method to see its documentation in the MongoDB Manual, including syntax and ...

DBRefs allow you to more easily reference documents stored in multiple collections or databases. To resolve DBRefs, your application must perform additional ...

Describes the collections that MongoDB reserves for internal use. mongo: Documentation of JavaScript methods and helpers in the legacy mongo shell. Tip. See ...

Replication Reference · Sharding Reference · Security Reference

MongoDB is a document database designed for ease of application development and scaling. You can run MongoDB in the following environments:.

MongoDB Atlas · Install MongoDB · MongoDB CRUD Operations · Introduction

This is the preferred method to issue database commands, as it provides a consistent interface between the shell and drivers. Parameter. Type. Description ...

This page documents a mongosh method. This is not the documentation for database commands or language-specific drivers, such as Node.js.

findOne() · db.collection.findAndModify() · findOneAndDelete · findOneAndReplace