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From "Hive QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-7405) Vectorize GROUP BY on the Reduce-Side (Part 1 – Basic)
Date Fri, 29 Aug 2014 16:19:53 GMT

    [ https://issues.apache.org/jira/browse/HIVE-7405?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14115387#comment-14115387
] 

Hive QA commented on HIVE-7405:
-------------------------------



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

Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12665164/HIVE-7405.93.patch

{color:red}ERROR:{color} -1 due to 2 failed/errored test(s), 6127 tests executed
*Failed tests:*
{noformat}
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_dynpart_sort_opt_vectorization
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_tez_join_hash
{noformat}

Test results: http://ec2-174-129-184-35.compute-1.amazonaws.com/jenkins/job/PreCommit-HIVE-TRUNK-Build/561/testReport
Console output: http://ec2-174-129-184-35.compute-1.amazonaws.com/jenkins/job/PreCommit-HIVE-TRUNK-Build/561/console
Test logs: http://ec2-174-129-184-35.compute-1.amazonaws.com/logs/PreCommit-HIVE-TRUNK-Build-561/

Messages:
{noformat}
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: 2 tests failed
{noformat}

This message is automatically generated.

ATTACHMENT ID: 12665164

> Vectorize GROUP BY on the Reduce-Side (Part 1 – Basic)
> ------------------------------------------------------
>
>                 Key: HIVE-7405
>                 URL: https://issues.apache.org/jira/browse/HIVE-7405
>             Project: Hive
>          Issue Type: Sub-task
>            Reporter: Matt McCline
>            Assignee: Matt McCline
>         Attachments: HIVE-7405.1.patch, HIVE-7405.2.patch, HIVE-7405.3.patch, HIVE-7405.4.patch,
HIVE-7405.5.patch, HIVE-7405.6.patch, HIVE-7405.7.patch, HIVE-7405.8.patch, HIVE-7405.9.patch,
HIVE-7405.91.patch, HIVE-7405.92.patch, HIVE-7405.93.patch
>
>
> Vectorize the basic case that does not have any count distinct aggregation.
> Add a 4th processing mode in VectorGroupByOperator for reduce where each input VectorizedRowBatch
has only values for one key at a time.  Thus, the values in the batch can be aggregated quickly.



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