[SERVER-67050] Investigate NLJ performance in SBE Created: 06/Jun/22  Updated: 29/Oct/23  Resolved: 10/Oct/22

Status: Closed
Project: Core Server
Component/s: None
Affects Version/s: None
Fix Version/s: 6.2.0-rc0

Type: Task Priority: Major - P3
Reporter: Kyle Suarez Assignee: Zixuan Zhuang
Resolution: Fixed Votes: 0
Labels: pm2697-m3
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Attachments: PNG File Screen Shot 2022-07-25 at 10.17.32 AM.png    
Issue Links:
Depends
depends on SERVER-69390 Add "SkipNonObjectArrayElements" feat... Closed
depends on SERVER-69502 Add an index parameter to traverseF l... Closed
Problem/Incident
Related
related to SERVER-65960 Fall back to classic engine when NLJ... Closed
is related to SERVER-70318 Improve NLJ local side in SBE Backlog
Backwards Compatibility: Fully Compatible
Sprint: QE 2022-09-19, QE 2022-10-03, QE 2022-10-17
Participants:
Linked BF Score: 35
Story Points: 10

 Comments   
Comment by Githook User [ 10/Oct/22 ]

Author:

{'name': 'Zixuan Zhuang', 'email': 'zixuan.zhuang@mongodb.com', 'username': 'leozzx'}

Message: SERVER-67050 Improve SBE NestedLoopJoin
Branch: master
https://github.com/mongodb/mongo/commit/02de56fa13f8f81350b7eb1c3ed46683cd5b805a

Comment by Kyle Suarez [ 21/Sep/22 ]

Just kidding, sending this back to M3, though if push comes to shove we may reconsider.

Comment by Kyle Suarez [ 21/Sep/22 ]

Marking this M4 because we don't view $lookup NLJ performance as blocking the overall SBE Perf project.

Comment by Kyle Suarez [ 06/Jun/22 ]

CC mihai.andrei@mongodb.com

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