Details
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Improvement
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Resolution: Unresolved
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Major - P3
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None
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None
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Query Execution
Description
Tune the different knobs block-based hashagg has:
-After SERVER-85537 allows us to return non-singleton blocks from group, determine an optimal block size to create, whether that be a constant size or determined from some formula or heuristic.
-Tune the cutoff for when to use the low-partition grouping algorithm and when to use the fallback.
Attachments
Issue Links
- has to be done after
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SERVER-85537 Block HashAgg should return blocks with multiple values
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- Closed
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