Find largest document size in MongoDB

Question

Is it possible to find the largest document size in MongoDB?

db.collection.stats() shows average size, which is not really representative because in my

Answer 1

If you're working with a huge collection, loading it all at once into memory will not work, since you'll need more RAM than the size of the entire collection for that to work.

Instead, you can process the entire collection in batches using the following package I created: https://www.npmjs.com/package/mongodb-largest-documents

All you have to do is provide the MongoDB connection string and collection name. The script will output the top X largest documents when it finishes traversing the entire collection in batches.