Moongoose aggregate $match does not match id's...

How to join collections in mongoose and retrieve specific fields...

Extract found value and its indexes from nested array in mongodb...

MongoDB limit group by results...

Find if a value is not present in array of objects mongodb...

mongodb group values by multiple fields...

MongoDB Aggregate with mergeObjects...

MongoDB - Update value with sub-string in embedded array element...

MongoDB complex Aggregate function...

Mongo query aggregate with a conditional group and another field...

Mongo sort by date unless a condition is met?...

Is it possible to compare and match fields within referenced documents in MongoDB...

Getting the document field names and adding them as nested fields in an Aggregation...

$replaceRoot in mongodb...

Filter elements in deeply nested array...

Mongodb aggregate: convert date to another timezone...

Replace root document with array using MongoDB 4...

How to Slice Array From Starting Index with the Mongo Aggregate Framework?...

How to get the fields/options of an aggregation command from a MongoDB IPipelineStageDefinition in C...

find first of documents for each distinct values for one field...

Max and min in mongodb...

Retrieve only the queried element in an object array in MongoDB collection...

How to fetch related user info when fetching all posts in MongoDB...

MongoDB aggregate: $lookup by _id, then get first element value...

MongoDB query to transform documents...

MongoDB Lookup Aggregation that better uses $map operator...

How to find ids for products that are not on sale but exist in the product details collection using ...

Django ORM aggregation with conditional SUM with group by failing...

MongoDB group by field and count...

Struggling with MongoDB grouping by year, month and day query...