[SERVER-41175] Ensure $merge is not allowed in $lookup sub-pipelines Created: 16/May/19  Updated: 20/May/19  Resolved: 20/May/19

Status: Closed
Project: Core Server
Component/s: Aggregation Framework
Affects Version/s: 4.1 Desired
Fix Version/s: None

Type: Improvement Priority: Major - P3
Reporter: Anton Korshunov Assignee: Nicholas Zolnierz
Resolution: Won't Fix Votes: 0
Labels: None
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Issue Links:
Depends
depends on SERVER-40429 Add $merge stage to write output to e... Closed
Sprint: Query 2019-06-03
Participants:

 Description   

That might just work because we use the stage constraints, but need to verify and add a test.



 Comments   
Comment by Nicholas Zolnierz [ 20/May/19 ]

Closing as Won't Fix as the relevant fix will be part of SERVER-40949.

Comment by Ian Boros [ 20/May/19 ]

nicholas.zolnierz Yes! Though that patch won't include a test for $merge specifically.

Comment by Nicholas Zolnierz [ 20/May/19 ]

ian.boros from the CR for SERVER-40949, it looks like you're handling the case for $merge within a lookup pipeline. Is that correct?

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