JS Scripts

Running JS Scripts on MongoDB

Updated: 23 December 2025

More information here

JavaScript can be used to manipulate a MongoDB Database from within the mongo shell. To do this you can make use of the mongo shell

Create a Script

To create a script, you simply need to create a .js file, the db object will be the current database (set when running the script) and pretty much holds the database reference

Note that print is used instead of console.log

MyDbScript.js

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print(db)

Run a Script

To run the script, you will do the following from the terminal:

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mongo DBName MyDbScript.js

// To update with more detailed examples