[SERVER-73239] Combine histogram and heuristic estimates in sargable nodes Created: 24/Jan/23  Updated: 29/Oct/23  Resolved: 26/Jan/23

Status: Closed
Project: Core Server
Component/s: None
Affects Version/s: None
Fix Version/s: 6.3.0-rc0

Type: Improvement Priority: Major - P3
Reporter: Alya Berciu Assignee: Alya Berciu
Resolution: Fixed Votes: 0
Labels: None
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Backwards Compatibility: Fully Compatible
Sprint: QO 2023-02-06
Participants:

 Description   

When we have a SargableNode with predicates such that some have histograms and some don't, we should estimate predicates without histograms heuristically instead of falling back to heuristic estimation for the entire node.



 Comments   
Comment by Githook User [ 26/Jan/23 ]

Author:

{'name': 'Alya Berciu', 'email': 'alya.berciu@mongodb.com', 'username': 'alyacb'}

Message: SERVER-73239 Combine histogram and heuristic estimates in sargable nodes
Branch: master
https://github.com/mongodb/mongo/commit/c28110f00c78fa2dc85a8a17f065d2d25806d717

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