Template
single collection
multiple collections
mgodatagen
update
indexe
explain
Stage
Database
bson
mgodatagen
[{"aaa":true,"bbb":111,},{"aaa":false,"bbb":111,}]
Query
db.collection.aggregate([{"$group":{"_id":"0","sum":{"$sum":"$bbb"},"aaa_and":{"$and":["$aaa",true]},"aaa_or":{"$or":["$aaa",false]}}}])
Result