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Posted to dev@hive.apache.org by "Joydeep Sen Sarma (JIRA)" <ji...@apache.org> on 2009/01/11 21:22:59 UTC

[jira] Created: (HIVE-225) incorrect reducer count reported on some group bys

incorrect reducer count reported on some group bys
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                 Key: HIVE-225
                 URL: https://issues.apache.org/jira/browse/HIVE-225
             Project: Hadoop Hive
          Issue Type: Bug
            Reporter: Joydeep Sen Sarma
            Priority: Minor


select count(1) from mm_base where ip like '10.130.1.%';

uses 1 reducer, but console says:

hive> 
select count(1) from mm_base where ip like '10.130.1.%';
Total MapReduce jobs = 1
Number of reducers = 31


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[jira] Resolved: (HIVE-225) incorrect reducer count reported on some group bys

Posted by "Zheng Shao (JIRA)" <ji...@apache.org>.

     [ https://issues.apache.org/jira/browse/HIVE-225?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Zheng Shao resolved HIVE-225.
-----------------------------

    Resolution: Fixed

Should be fixed long time ago.

> incorrect reducer count reported on some group bys
> --------------------------------------------------
>
>                 Key: HIVE-225
>                 URL: https://issues.apache.org/jira/browse/HIVE-225
>             Project: Hadoop Hive
>          Issue Type: Bug
>            Reporter: Joydeep Sen Sarma
>            Priority: Minor
>
> select count(1) from mm_base where ip like '10.130.1.%';
> uses 1 reducer, but console says:
> hive> 
> select count(1) from mm_base where ip like '10.130.1.%';
> Total MapReduce jobs = 1
> Number of reducers = 31

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