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From "Hive QA (JIRA)" <>
Subject [jira] [Commented] (HIVE-9248) Vectorization : Tez Reduce vertex not getting vectorized when GROUP BY is Hash mode
Date Sun, 14 Jun 2015 09:45:00 GMT


Hive QA commented on HIVE-9248:

{color:red}Overall{color}: -1 at least one tests failed

Here are the results of testing the latest attachment:

{color:red}ERROR:{color} -1 due to 4 failed/errored test(s), 9008 tests executed
*Failed tests:*

Test results:
Console output:
Test logs:

Executing org.apache.hive.ptest.execution.PrepPhase
Executing org.apache.hive.ptest.execution.ExecutionPhase
Executing org.apache.hive.ptest.execution.ReportingPhase
Tests exited with: TestsFailedException: 4 tests failed

This message is automatically generated.

ATTACHMENT ID: 12739477 - PreCommit-HIVE-TRUNK-Build

> Vectorization : Tez Reduce vertex not getting vectorized when GROUP BY is Hash mode
> -----------------------------------------------------------------------------------
>                 Key: HIVE-9248
>                 URL:
>             Project: Hive
>          Issue Type: Bug
>          Components: Tez, Vectorization
>    Affects Versions: 0.14.0
>            Reporter: Matt McCline
>            Assignee: Matt McCline
>            Priority: Critical
>         Attachments: HIVE-9248.01.patch, HIVE-9248.02.patch, HIVE-9248.03.patch, HIVE-9248.04.patch,
HIVE-9248.05.patch, HIVE-9248.06.patch
> Under Tez and Vectorization, ReduceWork not getting vectorized unless it GROUP BY operator
is MergePartial.  Add valid cases where GROUP BY is Hash (and presumably there are downstream
reducers that will do MergePartial).

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