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New posts in aggregation-framework

MongoDb How to group by month and year from string

MongoDB project into an array

Aggregate documents where objects in array matches multiple conditions

MongoDB Charts – chart cumulative growth?

Concat Arrays on all fields MongoDB

Calculating count and average with MongoDB aggregation

How to optimize mongoDB query?

Call function inside mongodb's aggregate?

Mongodb distinct on a array field with regex query?

Mongoose Aggregation match an array of objectIds

$lookup using mongoose

MongoDB: Reduce array of objects into a single object by computing the average of each field

How to compare two object elements in a mongodb array

Aggregate MongoDB results by ObjectId date

Understanding performance: mongo aggregation vs count

mongo $sum compounded when doing $unwind and then $group on multiple fields

MongoDB - Aggregate $match on ObjectId

Returning whole object in MongoDB aggregation

MongoDB, select nested arrays fields

MongoDB filter for specific data in Array and return only specific fields in the output