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Posted to dev@hive.apache.org by "Navis (JIRA)" <ji...@apache.org> on 2013/10/23 04:13:42 UTC

[jira] [Updated] (HIVE-4965) Add support so that PTFs can stream their output; Windowing PTF should do this

     [ https://issues.apache.org/jira/browse/HIVE-4965?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Navis updated HIVE-4965:
------------------------

    Assignee: Harish Butani

> Add support so that PTFs can stream their output; Windowing PTF should do this
> ------------------------------------------------------------------------------
>
>                 Key: HIVE-4965
>                 URL: https://issues.apache.org/jira/browse/HIVE-4965
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Harish Butani
>            Assignee: Harish Butani
>         Attachments: HIVE-4965.D12033.1.patch, HIVE-4965.D12615.1.patch
>
>
> There is no need to create an output PTF Partition for the last PTF in a chain. For the Windowing PTF this should give a perf. boost; we avoid creating temporary results for each UDAF; avoid populating an output Partition.



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