[SERVER-84948] Investigate agg performance compared to count command Created: 11/Jun/21  Updated: 12/Jan/24  Resolved: 29/Jun/21

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

Type: Task Priority: Major - P3
Reporter: Jacob Evans Assignee: Joshua Lapacik (Inactive)
Resolution: Done Votes: 0
Labels: None
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Issue Links:
Related
is related to SERVER-57518 16% performance loss switching from C... Backlog
Sprint: Query Optimization 2021-06-28, Query Optimization 2021-07-12
Participants:

 Description   

Ensure performance of count command's replacement, $collStats, does not have drastically worse performance than the count command without a predicate and ensure that $match followed by $count does not have drastically worse performance than the count command with a predicate. Please write up the results.


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