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https://issues.apache.org/jira/browse/HIVE-16423?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15965457#comment-15965457
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Hive QA commented on HIVE-16423:
--------------------------------
Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12862967/HIVE-16423.1.patch
{color:green}SUCCESS:{color} +1 due to 1 test(s) being added or modified.
{color:red}ERROR:{color} -1 due to 4 failed/errored test(s), 10571 tests
executed
*Failed tests:*
{noformat}
TestHs2Hooks - did not produce a TEST-*.xml file (likely timed out)
(batchId=214)
org.apache.hadoop.hive.cli.TestBeeLineDriver.testCliDriver[smb_mapjoin_11]
(batchId=234)
org.apache.hadoop.hive.cli.TestMiniLlapLocalCliDriver.testCliDriver[vector_if_expr]
(batchId=143)
org.apache.hive.jdbc.TestJdbcDriver2.testResultSetMetaData (batchId=221)
{noformat}
Test results: https://builds.apache.org/job/PreCommit-HIVE-Build/4652/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/4652/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-4652/
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: 4 tests failed
{noformat}
This message is automatically generated.
ATTACHMENT ID: 12862967 - PreCommit-HIVE-Build
> De-duplicate semijoin branches and add hint to enforce semi join optimization
> -----------------------------------------------------------------------------
>
> Key: HIVE-16423
> URL: https://issues.apache.org/jira/browse/HIVE-16423
> Project: Hive
> Issue Type: Task
> Reporter: Deepak Jaiswal
> Assignee: Deepak Jaiswal
> Attachments: HIVE-16423.1.patch
>
>
> Currently in an n-way join, a semi join branch is created n times. Instead,
> it should reuse the same branch.
> Add hints in semijoin to enforce particular semi join optimization.
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