Logo Questions Linux Laravel Mysql Ubuntu Git Menu
 

New posts in aggregation-framework

Mongoose group and count

mongoDB: how to reverse $unwind

Selecting Distinct values from Array in MongoDB

mongoose sum a value across all documents

Fill missing dates in records

Aggregate $lookup does not return elements original array order

Aggregate pipeline throws the error "A pipeline stage specification object must contain exactly one field."

Group by specific element of array with mongo aggregation framework

Mongodb aggregate arguments to $lookup must be strings

Is it possible that mongodb's $project return an array?

Fastest way to get histogram of array sizes using MongoDB aggregation framework

How to use MongoDB aggregation for general purpose set operations (union, intersection, difference)

MongoDB - Geospatial intersection of two polygon

How to apply condition on $lookup result in mongoDB?

Regex inside array in mongoDB

Redact in mongodb seems obscure to me

MongoDB : Aggregation framework : Get last dated document per grouping ID

How to calculate the running total using aggregate?

mongodb get _id as string in find query