Template
single collection
multiple collections
mgodatagen
update
indexe
explain
Stage
Database
bson
mgodatagen
[{"student":{"name":"arun","dept":"bio","subject":"bot"},"is_rep":true},{"student":{"name":"div","dept":"csc","subject":"program"},"is_rep":false}]
Query
db.collection.find({is_rep:true,"student.name":"arun"})
Result