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https://issues.apache.org/jira/browse/HIVE-14307?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Work on HIVE-14307 started by Jesus Camacho Rodriguez.
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> 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: CBO
> 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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