Database
[{"_id":{"$oid":"62fe22f5d37c317701922d66"},"name":"Fahim Faisal","email":"fahim.faisal.abir@gmail.cc","password":"$2a$12$bkjeD.GesX4f7BNVF7C0CuKkkTyQA19kv6SAWuhObmPlAB11Tz9dy","notes":[],"folders":[{"_id":{"$oid":"62fe22f5d37c317701922d67"},"name":"My Notes","notes":[]},{"_id":{"$oid":"62fe22f5d37c317701922d68"},"name":"Todos","notes":[]},],}]
Query
db.collection.find({_id:ObjectId("62fe22f5d37c317701922d66"),folders:{$elemMatch:{_id:ObjectId("62fe22f5d37c317701922d67")}}},{"folders.$":1})