[jira] [Commented] (HIVE-10901) Optimize mutli column distinct queries

["Hive QA (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HIVE-10901?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14570191#comment-14570191 ] 

Hive QA commented on HIVE-10901:
--------------------------------



{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/12737058/HIVE-10901.patch

{color:red}ERROR:{color} -1 due to 6 failed/errored test(s), 8988 tests executed
*Failed tests:*
{noformat}
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_udaf_histogram_numeric
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_count
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_groupby3
org.apache.hadoop.hive.cli.TestMinimrCliDriver.testCliDriver_ql_rewrite_gbtoidx_cbo_2
org.apache.hive.hcatalog.hbase.TestPigHBaseStorageHandler.org.apache.hive.hcatalog.hbase.TestPigHBaseStorageHandler
org.apache.hive.hcatalog.streaming.TestStreaming.testTransactionBatchCommit_Json
{noformat}

Test results: http://ec2-174-129-184-35.compute-1.amazonaws.com/jenkins/job/PreCommit-HIVE-TRUNK-Build/4150/testReport
Console output: http://ec2-174-129-184-35.compute-1.amazonaws.com/jenkins/job/PreCommit-HIVE-TRUNK-Build/4150/console
Test logs: http://ec2-174-129-184-35.compute-1.amazonaws.com/logs/PreCommit-HIVE-TRUNK-Build-4150/

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: 6 tests failed
{noformat}

This message is automatically generated.

ATTACHMENT ID: 12737058 - PreCommit-HIVE-TRUNK-Build

> Optimize  mutli column distinct queries 
> ----------------------------------------
>
>                 Key: HIVE-10901
>                 URL: https://issues.apache.org/jira/browse/HIVE-10901
>             Project: Hive
>          Issue Type: New Feature
>          Components: CBO, Logical Optimizer
>    Affects Versions: 1.2.0
>            Reporter: Mostafa Mokhtar
>            Assignee: Ashutosh Chauhan
>         Attachments: HIVE-10901.patch
>
>
> HIVE-10568 is useful only when there is a distinct on one column. It can be expanded for multiple column cases too.



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