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From "Hive QA (JIRA)" <>
Subject [jira] [Commented] (HIVE-12354) MapJoin with double keys is slow on MR
Date Sat, 07 Nov 2015 08:38:10 GMT


Hive QA commented on HIVE-12354:

Here are the results of testing the latest attachment:

{color:red}ERROR:{color} -1 due to no test(s) being added or modified.

{color:red}ERROR:{color} -1 due to 5 failed/errored test(s), 9777 tests executed
*Failed tests:*

Test results:
Console output:
Test logs:

Executing org.apache.hive.ptest.execution.TestCheckPhase
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: 5 tests failed

This message is automatically generated.

ATTACHMENT ID: 12771133 - PreCommit-HIVE-TRUNK-Build

> MapJoin with double keys is slow on MR
> --------------------------------------
>                 Key: HIVE-12354
>                 URL:
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Sergey Shelukhin
>            Assignee: Sergey Shelukhin
>         Attachments: HIVE-12354.01.patch, HIVE-12354.03.patch, HIVE-12354.patch
> Double keys are also a common type when comparing numbers with strings, and such, so
it happens more often than one would expect. This is due to HADOOP-12217

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