Articles → MONGODB → $Rename Operator In Mongodb

$Rename Operator In Mongodb

In this article, we will discuss the $rename operator in MongoDB.

Purpose

The $rename operator is used to rename the field within the document.

db.collection.updateOne(   { [query] },   { $rename: { "[oldField]": "[newField]" } })

Consider the following collection: -

The requirement is to update the field name to fullname. So, the query would be: -

db.Employees.updateMany({},{$rename:{"name":"fullname"}})

Query/Feedback