Template
single collection
multiple collections
mgodatagen
update
indexe
explain
Stage
Database
bson
mgodatagen
[{"players":[{ID:"1",name:"A"},{ID:"2",name:"B"}]},{"players":[{ID:"3",name:"C"},{ID:"4",name:"D"}]}]
Query
db.collection.find({"players.ID":"1"})
Result