Refactor window aggregation, simplify batch processing logic #516
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alamb
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Jun 7, 2021
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Which issue does this PR close?
related #299 and #360
based on #515
Rationale for this change
simplify batch processing logic for window functions, so that instead of batch by batch we'll in next pull request switch to partition by partition process, which requires all input batches to be gathered together first
What changes are included in this PR?
Are there any user-facing changes?