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From "Hive QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-21633) Estimate range for value generated by aggregate function in statistics annotation
Date Fri, 19 Apr 2019 00:20:00 GMT

    [ https://issues.apache.org/jira/browse/HIVE-21633?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16821579#comment-16821579
] 

Hive QA commented on HIVE-21633:
--------------------------------



Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12966415/HIVE-21633.02.patch

{color:red}ERROR:{color} -1 due to build exiting with an error

Test results: https://builds.apache.org/job/PreCommit-HIVE-Build/16992/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/16992/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-16992/

Messages:
{noformat}
Executing org.apache.hive.ptest.execution.TestCheckPhase
Tests exited with: Exception: Patch URL https://issues.apache.org/jira/secure/attachment/12966415/HIVE-21633.02.patch
was found in seen patch url's cache and a test was probably run already on it. Aborting...
{noformat}

This message is automatically generated.

ATTACHMENT ID: 12966415 - PreCommit-HIVE-Build

> Estimate range for value generated by aggregate function in statistics annotation
> ---------------------------------------------------------------------------------
>
>                 Key: HIVE-21633
>                 URL: https://issues.apache.org/jira/browse/HIVE-21633
>             Project: Hive
>          Issue Type: Improvement
>          Components: Statistics
>            Reporter: Jesus Camacho Rodriguez
>            Assignee: Jesus Camacho Rodriguez
>            Priority: Major
>         Attachments: HIVE-21633.02.patch
>
>
> In some cases, we can infer the estimate of the range for a value generated by an aggregate
function during statistics annotation. For instance, we can estimate the min of the sum of
a column with positive min value as that same min value.



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