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New posts in aggregation-framework

$in requires an array as a second argument, found: missing

Can I get first document (not field) in MongoDB aggregate query?

Aggregate Query in Mongodb returns specific field

mongodb aggregation framework match by nested documents

Mongodb Aggregation count array/set size

$lookup nested array in mongodb

Compare two date fields in MongoDB

MongoDb aggregation Group by Date

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MongoDB group by hour

Compute first order derivative with MongoDB aggregation framework

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Using $slice operator to get last element of array

Node.js : How to return Object in Query Aggregation?

Calculated group-by fields in MongoDB

MongoDB - objects? Why do I need _id in aggregate

Referencing the whole document in MongoDB Aggregation Pipeline

Meteor - Mongo aggregate does not have $count stage [duplicate]

Aggregation in Golang mgo for Mongodb

How to project specific fields from a document inside an array?