Node.js MongoDB Delete

Here is a simple, clear, and complete guide for Node.js MongoDB Delete operations.

✅ Node.js MongoDB Delete Documents

MongoDB provides two main delete methods:

MethodDescription
deleteOne()Deletes the first matching document
deleteMany()Deletes all matching documents

⭐ 1. Delete One Document

Delete the first document where name = "John"



 

⭐ 2. Delete Many Documents

Delete all customers from the city “Surat”



 

⭐ 3. Delete Using Comparison Operators

Example: Delete customers with age less than 18



 

⭐ 4. Delete Using OR Query

Delete users whose name is John OR Peter



 

⭐ 5. Delete All Documents from Collection

⚠ This only clears documents, not the collection itself.



 

⭐ 6. Drop Entire Collection

⚠ This removes collection permanently.



 

⭐ 7. Full Example Program


 

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