feat: Improve TPC-H performance#2084

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andygrove wants to merge 22 commits into

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andygrove:fix/2081-size-aware-broadcast

Commits on Jul 17, 2026

feat: make AQE respect broadcast_join_threshold_bytes
andygrove
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feat: add Ballista broadcast_join_threshold_rows and use it in AQE
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fix: default broadcast_join_threshold_rows to 1M to match existing behavior
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refactor: derive new_with_ballista join thresholds from Ballista config defaults
andygrove
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feat: demote DataFusion CollectLeft joins over the Ballista threshold
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docs: apply prettier formatting to AQE tuning-guide table
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test: disable AQE broadcast via Ballista threshold in repartition tests
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Commits on Jul 20, 2026

Merge upstream/main into fix/2081-size-aware-broadcast
andygrove
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Commits on Jul 21, 2026