New posts in aggregation-framework

How to sum every fields in a sub document of MongoDB?

Convert ObjectID (Mongodb) to String in JavaScript

Fill missing dates in records

Can MongoDB Update Aggregation Pipeline conditionally replace the document?

$unwind empty array

MongoDB group by array inner-elements

MongoDB aggregation comparison: group(), $group and MapReduce

exclude fields in $lookup aggregation

Matching ObjectId to String for $graphLookup

MongoDB - The argument to $size must be an Array, but was of type: EOO / missing

How to aggregate sum in MongoDB to get a total count?

MongoDB Full and Partial Text Search

Average Aggregation Queries in Meteor

Aggregation filter after $lookup

MongoError: "Unrecognized expression '$replaceAll'"

MongoDB - get documents with max attribute per group in a collection

MongoDB aggregation framework match OR

MongoError: The 'cursor' option is required, except for aggregate with the explain argument

MongoDB Duplicate Documents even after adding unique key

MongoDB $lookup (aggregation): Put multiple matches into array rather than create multiple documents?