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https://issues.apache.org/jira/browse/HIVE-19578?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16479218#comment-16479218
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Hive QA commented on HIVE-19578:
--------------------------------
Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12923877/HIVE-19578.1.patch
{color:red}ERROR:{color} -1 due to no test(s) being added or modified.
{color:red}ERROR:{color} -1 due to 4 failed/errored test(s), 14407 tests
executed
*Failed tests:*
{noformat}
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[orc_struct_type_vectorization]
(batchId=71)
org.apache.hadoop.hive.cli.TestMiniLlapLocalCliDriver.testCliDriver[mergejoin]
(batchId=169)
org.apache.hadoop.hive.cli.TestMiniLlapLocalCliDriver.testCliDriver[union_stats]
(batchId=159)
org.apache.hadoop.hive.ql.TestTxnCommands.testMergeUpdateDelete (batchId=301)
{noformat}
Test results:
https://builds.apache.org/job/PreCommit-HIVE-Build/11028/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/11028/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-11028/
Messages:
{noformat}
Executing org.apache.hive.ptest.execution.TestCheckPhase
Executing org.apache.hive.ptest.execution.PrepPhase
Executing org.apache.hive.ptest.execution.YetusPhase
Executing org.apache.hive.ptest.execution.ExecutionPhase
Executing org.apache.hive.ptest.execution.ReportingPhase
Tests exited with: TestsFailedException: 4 tests failed
{noformat}
This message is automatically generated.
ATTACHMENT ID: 12923877 - PreCommit-HIVE-Build
> HLL merges tempList on every add
> --------------------------------
>
> Key: HIVE-19578
> URL: https://issues.apache.org/jira/browse/HIVE-19578
> Project: Hive
> Issue Type: Bug
> Reporter: Sergey Shelukhin
> Assignee: Prasanth Jayachandran
> Priority: Major
> Attachments: HIVE-19578.1.patch, Screen Shot 2018-05-16 at 15.29.12
> .png
>
>
> See comments on HIVE-18866; this has significant perf overhead after the
> even bigger overhead from hashing is removed. !Screen Shot 2018-05-16 at
> 15.29.12 .png!
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