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From Sergio Peña (JIRA) <j...@apache.org>
Subject [jira] [Updated] (HIVE-14307) Account for top operator network cost to choose side table in MapJoin conversion
Date Sun, 20 Nov 2016 17:35:58 GMT

     [ https://issues.apache.org/jira/browse/HIVE-14307?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Sergio Peña updated HIVE-14307:
-------------------------------
    Target Version/s: 2.2.0, 2.1.2  (was: 2.2.0, 2.1.1)

> Account for top operator network cost to choose side table in MapJoin conversion
> --------------------------------------------------------------------------------
>
>                 Key: HIVE-14307
>                 URL: https://issues.apache.org/jira/browse/HIVE-14307
>             Project: Hive
>          Issue Type: Bug
>          Components: Physical Optimizer
>    Affects Versions: 2.1.0, 2.2.0
>            Reporter: Jesus Camacho Rodriguez
>            Assignee: Jesus Camacho Rodriguez
>         Attachments: HIVE-14307.patch
>
>
> This extends HIVE-13096 so the heuristic can take into account top operators that produce
large number of rows. In the future, we should choose the side based on total latency for
the input.



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