[ 
https://issues.apache.org/jira/browse/HIVE-21007?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16713531#comment-16713531
 ] 

Hive QA commented on HIVE-21007:
--------------------------------



Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12951070/HIVE-21007.6.patch

{color:red}ERROR:{color} -1 due to no test(s) being added or modified.

{color:red}ERROR:{color} -1 due to 45 failed/errored test(s), 15659 tests 
executed
*Failed tests:*
{noformat}
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testAlterPartition 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testAlterTable 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testAlterTableCascade
 (batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testAlterViewParititon
 (batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testColumnStatistics 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testComplexTable 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testComplexTypeApi 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testConcurrentMetastores
 (batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testCreateAndGetTableWithDriver
 (batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testCreateTableSettingId
 (batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testDBLocationChange 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testDBOwner 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testDBOwnerChange 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testDatabase 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testDatabaseLocation 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testDatabaseLocationWithPermissionProblems
 (batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testDropDatabaseCascadeMVMultiDB
 (batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testDropTable 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testFilterLastPartition
 (batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testFilterSinglePartition
 (batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testFunctionWithResources
 (batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testGetConfigValue 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testGetMetastoreUuid 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testGetPartitionsWithSpec
 (batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testGetSchemaWithNoClassDefFoundError
 (batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testGetTableObjects 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testGetUUIDInParallel
 (batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testJDOPersistanceManagerCleanup
 (batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testListPartitionNames
 (batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testListPartitions 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testListPartitionsWihtLimitEnabled
 (batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testNameMethods 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testPartition 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testPartitionFilter 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testRenamePartition 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testRetriableClientWithConnLifetime
 (batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testSimpleFunction 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testSimpleTable 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testSimpleTypeApi 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testStatsFastTrivial 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testSynchronized 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testTableDatabase 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testTableFilter 
(batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testUpdatePartitionStat_doesNotUpdateStats
 (batchId=227)
org.apache.hadoop.hive.metastore.TestRemoteHiveMetaStoreZK.testValidateTableCols
 (batchId=227)
{noformat}

Test results: 
https://builds.apache.org/job/PreCommit-HIVE-Build/15222/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/15222/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-15222/

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: 45 tests failed
{noformat}

This message is automatically generated.

ATTACHMENT ID: 12951070 - PreCommit-HIVE-Build

> Semi join + Union can lead to wrong plans
> -----------------------------------------
>
>                 Key: HIVE-21007
>                 URL: https://issues.apache.org/jira/browse/HIVE-21007
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Vineet Garg
>            Assignee: Vineet Garg
>            Priority: Major
>         Attachments: HIVE-21007.1.patch, HIVE-21007.2.patch, 
> HIVE-21007.3.patch, HIVE-21007.4.patch, HIVE-21007.5.patch, HIVE-21007.6.patch
>
>
> Tez compiler has the ability to push JOIN within UNION (by replicating join 
> on each branch). If this JOIN had a SJ branch outgoing (or incoming) it could 
> mess up the plan and end up generating incorrect or wrong plan.
> As a safe measure any SJ branch after UNION should be removed (until we 
> improve the logic to better handle SJ branches)



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