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Type: Sub-task
Resolution: Unresolved
Priority: Major - P3
Fix Version/s: 9.0.0-rc0
Affects Version/s: None
Component/s: None
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Assigned Teams:

Query Optimization
CAR Domain/s:
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Aha! Reference:
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Tracking Level:
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Currently countNDV is only required in non-multikey cases.

To avoid duplication going forward, generalise this method for use in index seek estimation.

related to

SERVER-123532 Extend join cost estimation for multikey indexes

Needs Scheduling

SERVER-122916 [Join Optimization] Index scan costing - don't consider each fetched document a random IO

Closed

Assignee:: James Harrison
Reporter:: James Harrison
Participants:: Githook User, James Harrison
Votes:: 0 Vote for this issue
Watchers:: 2 Start watching this issue

Created:: Mar 23 2026 11:19:25 AM UTC
Updated:: Apr 09 2026 12:43:25 PM UTC