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https://issues.apache.org/jira/browse/HIVE-17164?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Matt McCline updated HIVE-17164:
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Status: In Progress (was: Patch Available)
> Vectorization: Support PTF (Part 2: Unbounded Support-- Turn ON by default)
> ---------------------------------------------------------------------------
>
> Key: HIVE-17164
> URL: https://issues.apache.org/jira/browse/HIVE-17164
> Project: Hive
> Issue Type: Bug
> Components: Hive
> Reporter: Matt McCline
> Assignee: Matt McCline
> Priority: Critical
> Attachments: HIVE-17164.01.patch, HIVE-17164.02.patch
>
>
> Add disk storage backing. Turn hive.vectorized.execution.ptf.enabled on by
> default.
> Add hive.vectorized.ptf.max.memory.buffering.batch.count to specify the
> maximum number of vectorized row batch to buffer in memory before spilling to
> disk.
> Add hive.vectorized.testing.reducer.batch.size parameter to have the Tez
> Reducer make small batches for making a lot of key group batches that cause
> memory buffering and disk storage backing.
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