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https://issues.apache.org/jira/browse/HIVE-11262?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14629101#comment-14629101
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Hive QA commented on HIVE-11262:
--------------------------------
{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/12745556/HIVE-11262.2.patch
{color:red}ERROR:{color} -1 due to 3 failed/errored test(s), 9216 tests executed
*Failed tests:*
{noformat}
TestHBaseNegativeCliDriver - did not produce a TEST-*.xml file
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_cbo_rp_join0
org.apache.hadoop.hive.cli.TestMinimrCliDriver.testCliDriver_schemeAuthority
{noformat}
Test results:
http://ec2-174-129-184-35.compute-1.amazonaws.com/jenkins/job/PreCommit-HIVE-TRUNK-Build/4625/testReport
Console output:
http://ec2-174-129-184-35.compute-1.amazonaws.com/jenkins/job/PreCommit-HIVE-TRUNK-Build/4625/console
Test logs:
http://ec2-174-129-184-35.compute-1.amazonaws.com/logs/PreCommit-HIVE-TRUNK-Build-4625/
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: 3 tests failed
{noformat}
This message is automatically generated.
ATTACHMENT ID: 12745556 - PreCommit-HIVE-TRUNK-Build
> Skip MapJoin processing if the join hash table is empty
> -------------------------------------------------------
>
> Key: HIVE-11262
> URL: https://issues.apache.org/jira/browse/HIVE-11262
> Project: Hive
> Issue Type: Improvement
> Components: Query Processor
> Reporter: Jason Dere
> Assignee: Jason Dere
> Attachments: HIVE-11262.1.patch, HIVE-11262.2.patch
>
>
> Currently the map join processor processes all rows of the big table, even
> when the hash table is empty. If it is an inner join, we should be able to
> skip the join processing, since the result should be empty.
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