aggregation-framework tutorials

Conditional $lookup in MongoDB?

Oct 24, 2022

mongodb mongodb-query aggregation-framework

Mongo: how to sort by external weight

Nov 01, 2022

mongodb mongoid aggregation-framework

allowDiskUse in Aggregation Framework with MongoDB C# Driver

Nov 03, 2022

c# mongodb mongodb-.net-driver aggregation-framework

How to push multiple columns' value within group

Jan 08, 2020

mongodb aggregation-framework

Can I use populate before aggregate in mongoose?

Oct 30, 2022

mongodb mongoose mongodb-query aggregation-framework

How to conditionally project fields during aggregate in mongodb

Oct 05, 2022

mongodb aggregation-framework

Perform a conditional lookup, only when the localfield exists?

Feb 08, 2022

mongodb mongodb-query aggregation-framework

Aggregate duplicate documents with values in array in Mongo

Apr 26, 2022

node.js mongodb aggregation-framework

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

Jun 27, 2022

node.js mongodb mongoose mongodb-query aggregation-framework

Mongo C# Fluent Aggregation Pipeline Group Anonymous Type Key Exception

Jan 16, 2020

c# mongodb mongodb-.net-driver aggregation-framework 10gen-csharp-driver

MongoDb $addFields inside arrays that $multiply two values within the array

Nov 20, 2019

mongodb aggregation-framework

Mongo DB duplication issue while using sorting with limit and skip in aggregation

Mar 27, 2019

mongodb sorting aggregation-framework limit skip

Using $graphLookup with a condition

Nov 22, 2021

mongodb mongodb-query aggregation-framework

MongoDB: $lookup returns empty array [duplicate]

Mar 02, 2022

node.js mongodb mongoose mongodb-query aggregation-framework

MongoDB, Java, sort by first array entry

Mar 25, 2022

java mongodb aggregation-framework

How do I $concat fields in an array of objects?

Mar 29, 2018

mongodb aggregation-framework

$split and return the first array element in mongodb query

Jun 25, 2022

mongodb mongodb-query aggregation-framework

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

Jan 15, 2022

node.js mongodb mongoose mongodb-query aggregation-framework

MongoDB C# Get latest document from group

Oct 06, 2019

c# mongodb mongodb-query aggregation-framework mongodb-.net-driver

Concatenate array elements in MongoDB 3.4 with Aggregation Framework

Oct 30, 2022

mongodb aggregation-framework

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