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From "Hive QA (JIRA)" <>
Subject [jira] [Commented] (HIVE-7836) Ease-out denominator for multi-attribute join case in statistics annotation
Date Fri, 22 Aug 2014 15:10:21 GMT


Hive QA commented on HIVE-7836:

{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 2 failed/errored test(s), 6115 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: 2 tests failed

This message is automatically generated.


> Ease-out denominator for multi-attribute join case in statistics annotation
> ---------------------------------------------------------------------------
>                 Key: HIVE-7836
>                 URL:
>             Project: Hive
>          Issue Type: Sub-task
>          Components: Query Processor, Statistics
>    Affects Versions: 0.14.0
>            Reporter: Prasanth J
>            Assignee: Prasanth J
>         Attachments: HIVE-7836.1.patch
> In cases where number of relations involved in join is less than the number of join attributes
the denominator of join rule can get larger resulting in aggressive row count estimation.

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