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From "Hive QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-13233) Use min and max values to estimate better stats for comparison operators
Date Thu, 10 Mar 2016 09:55:40 GMT

    [ https://issues.apache.org/jira/browse/HIVE-13233?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15188984#comment-15188984
] 

Hive QA commented on HIVE-13233:
--------------------------------



Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12792069/HIVE-13233.patch

{color:green}SUCCESS:{color} +1 due to 1 test(s) being added or modified.

{color:red}ERROR:{color} -1 due to 8 failed/errored test(s), 9801 tests executed
*Failed tests:*
{noformat}
TestSparkCliDriver-groupby3_map.q-sample2.q-auto_join14.q-and-12-more - did not produce a
TEST-*.xml file
TestSparkCliDriver-groupby_map_ppr_multi_distinct.q-table_access_keys_stats.q-groupby4_noskew.q-and-12-more
- did not produce a TEST-*.xml file
TestSparkCliDriver-join_rc.q-insert1.q-vectorized_rcfile_columnar.q-and-12-more - did not
produce a TEST-*.xml file
TestSparkCliDriver-ppd_join4.q-join9.q-ppd_join3.q-and-12-more - did not produce a TEST-*.xml
file
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_annotate_stats_join_pkfk
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_annotate_stats_part
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_explainuser_1
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_vector_decimal_precision
{noformat}

Test results: http://ec2-174-129-184-35.compute-1.amazonaws.com/jenkins/job/PreCommit-HIVE-TRUNK-Build/7209/testReport
Console output: http://ec2-174-129-184-35.compute-1.amazonaws.com/jenkins/job/PreCommit-HIVE-TRUNK-Build/7209/console
Test logs: http://ec2-174-129-184-35.compute-1.amazonaws.com/logs/PreCommit-HIVE-TRUNK-Build-7209/

Messages:
{noformat}
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: 8 tests failed
{noformat}

This message is automatically generated.

ATTACHMENT ID: 12792069 - PreCommit-HIVE-TRUNK-Build

> Use min and max values to estimate better stats for comparison operators
> ------------------------------------------------------------------------
>
>                 Key: HIVE-13233
>                 URL: https://issues.apache.org/jira/browse/HIVE-13233
>             Project: Hive
>          Issue Type: Bug
>          Components: Statistics
>    Affects Versions: 2.1.0
>            Reporter: Jesus Camacho Rodriguez
>            Assignee: Jesus Camacho Rodriguez
>         Attachments: HIVE-13233.patch
>
>
> We should benefit from the min/max values for each column to calculate more precisely
the number of rows produced by expressions with comparison operators



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