How to update Document in MongoDB

How to update Document in MongoDB

Understand MongoDB update() Document with examples. Learn the update(), save(), updateOne() and updateMany() methods and the differences between each of these methods. In this article, we will understand how to update a document in MongoDB using the update() method, save () method, updateOne() method and updateMany() method with examples for each. We will also look at the differences between each of these methods.

MongoDB provides the update() method to update the documents of a collection. To update only the specific documents, you need to add a condition to the update statement so that only selected documents are updated.

In this article, we will understand how to update a document in MongoDB using the update() method, save () method, updateOne() method and updateMany() method with examples for each. We will also look at the differences between each of these methods.

Updating Single document

Syntax: db.collection.update(query, update, options)

  1. Use the update method
  2. Specify the condition to be used to update the document. In the below example, we need to update the document which has the Employee id as 100.
  3. Use the $set operator to update the values
  4. Choose the Field Name that needs to be updated and enter the new values accordingly –

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