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PROPOSAL EPICA proposal being discussed that is not yet fully underwayA proposal being discussed that is not yet fully underwayenhancementNew feature or requestNew feature or requestperformanceMake DataFusion fasterMake DataFusion faster
Description
This has a list of performance improvements
- Improve performance of COUNT (distinct x) for dictionary columns #258
- Improved performance of RANGE preceding window functions #4904
- Slowdown in ClickBench Q36-Q37 between DataFusion 43.0.0 and 44.0.0 #14481
- Avoid extra copies in
CoalesceBatchesExecto improve performance #7957 - Push Dynamic Join Predicates into Scan ("Sideways Information Passing", etc) #7955
- Run DataFusion benchmarks regularly and track performance history over time #5504
- Materialize Dictionaries in Group Keys #7647
- [EPIC] (Even More) Grouping / Group By / Aggregation Performance #7000
- Speed up hash partitioning #6822
- Perf: Dataframe with_column and with_column_renamed are slow #14563
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PROPOSAL EPICA proposal being discussed that is not yet fully underwayA proposal being discussed that is not yet fully underwayenhancementNew feature or requestNew feature or requestperformanceMake DataFusion fasterMake DataFusion faster