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https://issues.apache.org/jira/browse/HIVE-15655?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15831132#comment-15831132
]
Hive QA commented on HIVE-15655:
--------------------------------
Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12848193/HIVE-15655.2.patch
{color:green}SUCCESS:{color} +1 due to 1 test(s) being added or modified.
{color:red}ERROR:{color} -1 due to 16 failed/errored test(s), 10964 tests
executed
*Failed tests:*
{noformat}
TestDerbyConnector - did not produce a TEST-*.xml file (likely timed out)
(batchId=235)
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[specialChar] (batchId=22)
org.apache.hadoop.hive.cli.TestEncryptedHDFSCliDriver.testCliDriver[encryption_join_with_different_encryption_keys]
(batchId=159)
org.apache.hadoop.hive.cli.TestHBaseNegativeCliDriver.testCliDriver[cascade_dbdrop]
(batchId=226)
org.apache.hadoop.hive.cli.TestHBaseNegativeCliDriver.testCliDriver[generatehfiles_require_family_path]
(batchId=226)
org.apache.hadoop.hive.cli.TestMiniLlapCliDriver.testCliDriver[orc_llap_counters]
(batchId=137)
org.apache.hadoop.hive.cli.TestMiniLlapCliDriver.testCliDriver[orc_ppd_basic]
(batchId=135)
org.apache.hadoop.hive.cli.TestMiniLlapCliDriver.testCliDriver[orc_ppd_schema_evol_3a]
(batchId=136)
org.apache.hadoop.hive.cli.TestMiniLlapLocalCliDriver.testCliDriver[escape1]
(batchId=139)
org.apache.hadoop.hive.cli.TestMiniLlapLocalCliDriver.testCliDriver[escape2]
(batchId=154)
org.apache.hadoop.hive.cli.TestMiniLlapLocalCliDriver.testCliDriver[schema_evol_text_vec_part]
(batchId=149)
org.apache.hadoop.hive.cli.TestMiniLlapLocalCliDriver.testCliDriver[tez_nway_join]
(batchId=154)
org.apache.hadoop.hive.cli.TestMiniLlapLocalCliDriver.testCliDriver[vector_char_simple]
(batchId=147)
org.apache.hadoop.hive.cli.TestNegativeMinimrCliDriver.testCliDriver[cluster_tasklog_retrieval]
(batchId=87)
org.apache.hadoop.hive.cli.TestNegativeMinimrCliDriver.testCliDriver[minimr_broken_pipe]
(batchId=87)
org.apache.hive.service.cli.TestEmbeddedThriftBinaryCLIService.testTaskStatus
(batchId=213)
{noformat}
Test results: https://builds.apache.org/job/PreCommit-HIVE-Build/3056/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/3056/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-3056/
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: 16 tests failed
{noformat}
This message is automatically generated.
ATTACHMENT ID: 12848193 - PreCommit-HIVE-Build
> Optimizer: Allow config option to disable n-way JOIN merging
> -------------------------------------------------------------
>
> Key: HIVE-15655
> URL: https://issues.apache.org/jira/browse/HIVE-15655
> Project: Hive
> Issue Type: Bug
> Components: Physical Optimizer
> Affects Versions: 2.2.0
> Reporter: Gopal V
> Assignee: Gopal V
> Attachments: HIVE-15655.1.patch, HIVE-15655.2.patch
>
>
> N-way Joins in Tez produce bad runtime plans whenever they are left-outer
> joins with map-joins.
> This is something which should have a safety setting.
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