[SERVER-73239] Combine histogram and heuristic estimates in sargable nodes Created: 24/Jan/23 Updated: 29/Oct/23 Resolved: 26/Jan/23 |
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| 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 |
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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 ] |
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Author: {'name': 'Alya Berciu', 'email': 'alya.berciu@mongodb.com', 'username': 'alyacb'}Message: |