db.users.find( { id: { $in: [ 390, 754, 454 ] } } );
db.collection("customers").find({id:390}, { _id: 0, name: 1 })
db.collection("customers").find({id:[390,410,666]}, { _id: 0, name: 1 })
db.collection("customers").find({ id: { $in: [ 390, 754, 454 ] } }, { _id: 0, name: 1 })