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New posts in aggregation-framework

$aggregation and $look up in the same collection- mongodb

MongoDB aggregation project string to ObjectId

MongoDB Aggregation with sum of array values

When to use map reduce over Aggregation Pipeline in MongoDB?

MongoDB join data inside an array of objects

$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

$setUnion to merge array from multiple documents MongoDB

MongoDB group by hour

Compute first order derivative with MongoDB aggregation framework

Perform union in mongoDB

Using $slice operator to get last element of array

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

Calculated group-by fields in MongoDB