[SERVER-5192] Support variables in aggregation Created: 04/Mar/12  Updated: 06/Dec/22  Resolved: 04/Aug/20

Status: Closed
Project: Core Server
Component/s: Aggregation Framework
Affects Version/s: None
Fix Version/s: None

Type: New Feature Priority: Major - P3
Reporter: Peter Maedel Assignee: Backlog - Query Team (Inactive)
Resolution: Duplicate Votes: 1
Labels: qopt-team
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Issue Links:
Duplicate
duplicates SERVER-46115 Implement 'let' parameters to aggrega... Closed
Related
related to SERVER-29161 Ability to access previous document i... Closed
Assigned Teams:
Query
Participants:

 Description   

It would be great to be able to pass variables and access them, for instance within $group.

As mentioned, such a feature is available within MongoDB MapReduce.

Having it in the Aggregation Framework could enable some very awesome computational possibilities.


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