Template
single collection
multiple collections
mgodatagen
update
indexe
explain
Stage
Database
bson
mgodatagen
[{_id:1,id1:25,id2:1030},{_id:2,id1:25,id2:1031},{_id:3,id1:1024,id2:2048},{_id:4,id1:1552,id2:1284}]
Query
db.collection.find({$nor:[{id1:1024,id2:2048},{id1:1552,id2:1284}]})
Result