Database
[{"_id":ObjectId("6395b0d9d35a57df142862dd"),"users":[ObjectId("63844feadf507942caaf90e3"),ObjectId("638455e5fa983e9cf84c0f3f")],"type":"SINGLE","createdAt":ISODate("2022-12-11T15:58:41.625+05:30"),"updatedAt":ISODate("2022-12-11T15:58:41.625+05:30"),"__v":0},{"_id":ObjectId("6395b0d9d35a57df142862ce"),"users":[ObjectId("63844feadf507942caaf90e3"),ObjectId("638455e5fa983e9cf84c0f3f"),ObjectId("638455e5fa983e9cf34c0abc"),],"type":"SINGLE","createdAt":ISODate("2022-12-11T15:58:41.625+05:30"),"updatedAt":ISODate("2022-12-11T15:58:41.625+05:30"),"__v":0}]
Query
db.collection.find({users:{$size:2,$all:[ObjectId("638455e5fa983e9cf84c0f3f")]}})