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Implement hash partitioned aggregation in Ballista #23

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andygrove opened this issue May 15, 2021 · 0 comments
Open

Implement hash partitioned aggregation in Ballista #23

andygrove opened this issue May 15, 2021 · 0 comments
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enhancement New feature or request

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@andygrove
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Is your feature request related to a problem or challenge? Please describe what you are trying to do.
PR apache/datafusion#320 implemented hash partitioned aggregation in DataFusion. We should implement the same optimization in Ballista.

Describe the solution you'd like
DataFusion and Ballista should have consistent query plans.

Describe alternatives you've considered
None

Additional context
None
@andygrove andygrove added enhancement New feature or request ballista labels May 15, 2021
@andygrove andygrove mentioned this issue May 15, 2021
Merged
@andygrove andygrove transferred this issue from apache/datafusion May 19, 2022
yahoNanJing referenced this issue in yahoNanJing/arrow-ballista Dec 13, 2022
@kyotoYaho
Provide an in-memory StateBackend (#23)
a69b5da
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@andygrove