[jira] Resolved: (HIVE-1642) Convert join queries to map-join based on size of table/row

["Namit Jain (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HIVE-1642?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Namit Jain resolved HIVE-1642.
------------------------------

      Resolution: Fixed
    Hadoop Flags: [Reviewed]

Committed. Thanks Liyin

> Convert join queries to map-join based on size of table/row
> -----------------------------------------------------------
>
>                 Key: HIVE-1642
>                 URL: https://issues.apache.org/jira/browse/HIVE-1642
>             Project: Hive
>          Issue Type: Improvement
>          Components: Query Processor
>            Reporter: Namit Jain
>            Assignee: Liyin Tang
>             Fix For: 0.7.0
>
>         Attachments: hive-1642_10.patch, hive-1642_11.patch, hive-1642_5.patch, hive-1642_6.patch, hive-1642_7.patch, hive-1642_9.patch, hive_1642_1.patch, hive_1642_2.patch, hive_1642_4.patch
>
>
> Based on the number of rows and size of each table, Hive should automatically be able to convert a join into map-join.

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