Code

Vectorized hash grouping#6904

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alamb merged 32 commits intoapache:mainapache/datafusion:mainfrom alamb:alamb/fast_gby_hashalamb/datafusion:alamb/fast_gby_hashCopy head branch name to clipboardJul 13, 2023

+4,797-1,344

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Commits on Jul 10, 2023

• Vectorized hash grouping

  alamb

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  54a5c95

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• Prepare for merge to main

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  1991a76

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• Improve comments and update size calculations

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• Implement test for accumulate_boolean

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• Use resize instead of resize_with

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• fix avg size calculation

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• Simplify sum accumulator

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Commits on Jul 11, 2023

• Add comments explaining i64 as counts

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• Clarify aggreate_arguments

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• Apply suggestions from code review

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• Merge remote-tracking branch 'apache/main' into alamb/fast_gby_hash

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• Merge branch 'alamb/fast_gby_hash' of github.com:alamb/arrow-datafusion into alamb/fast_gby_hash

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• Clarify rationale for ScratchSpace being a field

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Commits on Jul 12, 2023

• use slice syntax

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• Merge remote-tracking branch 'apache/main' into alamb/fast_gby_hash

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• Update datafusion/physical-expr/src/aggregate/average.rs

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• Update datafusion/physical-expr/src/aggregate/count.rs

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• Update datafusion/physical-expr/src/aggregate/groups_accumulator/adapter.rs

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• fix diagram

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• Update datafusion/physical-expr/src/aggregate/groups_accumulator/adapter.rs

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• Merge branch 'alamb/fast_gby_hash' of github.com:alamb/arrow-datafusion into alamb/fast_gby_hash

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• simplify the supported logic

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• Add a log message when using slow adapter

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• fmt

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Commits on Jul 13, 2023

• Revert "chore(deps): update bigdecimal requirement from 0.3.0 to 0.4.0 (apache#6848)" (apache#6896)

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• Make FileScanConfig::project pub (apache#6931)

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  2 peopleauthored and

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• feat: add round trip test of physical plan in tpch unit tests (apache#6918)

  

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• Use thiserror to implement the From trait for DFSqlLogicTestError (apache#6924)

  

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• parallel csv scan (apache#6801)

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• Add additional test coverage for aggregaes using dates/times/timestamps/decimals (apache#6939)

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• Support timestamp types for min/max

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  a98b6a0

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• Fix aggregate nullability calculation

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