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MongoDB

MongoDB - Aggregation

MongoDB - Aggregation

Groups and transforms values from the documents of a MongoDB collection through an aggregation pipeline. It allows grouping, filtering, projection, calculations and sorting in a single operation. The results can be iterated with MongoDB: For each document.


Options​

Collection​

Reference to the MongoDB: Select collection action the aggregation pipeline will run on.

Aggregation pipeline​

Aggregation pipeline in MongoDB array format, for example [{ "$match": { "status": "ativo" } }, { "$group": { "_id": "$categoria", "total": { "$sum": 1 } } }].

Transaction (optional)​

Reference to a MongoDB: Start transaction action when the operation must run inside a transaction. Optional field, available under the advanced options.

Returns​

Javascript code​

js
actions["action-id"].aggregation // aggregation results (Any)

Field selection​

Rules and Conditions​

  • The Collection and Aggregation pipeline fields are required.
  • The pipeline must be a valid JSON array following MongoDB's aggregation syntax.
  • To iterate over the results, use the MongoDB: For each document action.