[SERVER-57705] DocumentSourceSequentialCache can wind up in a suboptimal location due to optimizations Created: 15/Jun/21  Updated: 06/Dec/22

Status: Backlog
Project: Core Server
Component/s: None
Affects Version/s: None
Fix Version/s: None

Type: Bug Priority: Major - P3
Reporter: Ted Tuckman Assignee: Backlog - Query Optimization
Resolution: Unresolved Votes: 0
Labels: qopt-team
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Issue Links:
Related
is related to SERVER-57579 DocumentSourceSequentialCache doesn't... Closed
is related to SERVER-57668 Cache chunk bounds as an array in res... Closed
Assigned Teams:
Query Optimization
Operating System: ALL
Participants:

 Description   

As part of resharding it came up that during optimizations we may perform optimizations (combining match stages) that cause the placement of the cache to change. Might be worth figuring out a way to place the cache differently before optimizations to block these optimizations.


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