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https://issues.apache.org/jira/browse/HIVE-20502?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16605808#comment-16605808
]
Hive QA commented on HIVE-20502:
--------------------------------
Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12938620/HIVE-20502.2.patch
{color:red}ERROR:{color} -1 due to no test(s) being added or modified.
{color:red}ERROR:{color} -1 due to 1 failed/errored test(s), 14928 tests
executed
*Failed tests:*
{noformat}
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[allcolref_in_udf]
(batchId=56)
{noformat}
Test results:
https://builds.apache.org/job/PreCommit-HIVE-Build/13623/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/13623/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-13623/
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: 1 tests failed
{noformat}
This message is automatically generated.
ATTACHMENT ID: 12938620 - PreCommit-HIVE-Build
> Fix NPE while running skewjoin_mapjoin10.q when column stats is used.
> ---------------------------------------------------------------------
>
> Key: HIVE-20502
> URL: https://issues.apache.org/jira/browse/HIVE-20502
> Project: Hive
> Issue Type: Bug
> Components: Statistics
> Reporter: Zoltan Haindrich
> Assignee: Daniel Voros
> Priority: Major
> Attachments: HIVE-20502.1.patch, HIVE-20502.2.patch
>
>
> Enabling {{hive.stats.fetch.column.stats}} makes this test fail during:
> {code}
> EXPLAIN
> SELECT a.*, b.* FROM T1_n151 a RIGHT OUTER JOIN T2_n88 b ON a.key = b.key
> {code}
> Seems like joinKeys is null at [this
> point|https://github.com/apache/hive/blob/48f92c31dee3983f573f2e66baaa213a0196f1ba/ql/src/java/org/apache/hadoop/hive/ql/optimizer/stats/annotation/StatsRulesProcFactory.java#L2169]
> Exception:
> {code}
> 2018-09-04T23:47:02,398 DEBUG [fef236ce-e62e-4c20-b0c0-3b15d2b336f7 main]
> annotation.StatsRulesProcFactory: STATS-JOIN[15]: detects none/multiple PK
> parents.
> 2018-09-04T23:47:02,409 ERROR [fef236ce-e62e-4c20-b0c0-3b15d2b336f7 main]
> ql.Driver: FAILED: NullPointerException null
> java.lang.NullPointerException
> at
> org.apache.hadoop.hive.ql.optimizer.stats.annotation.StatsRulesProcFactory$JoinStatsRule.isJoinKey(StatsRulesProcFactory.java:2169)
> at
> org.apache.hadoop.hive.ql.optimizer.stats.annotation.StatsRulesProcFactory$JoinStatsRule.updateNumNulls(StatsRulesProcFactory.java:2210)
> at
> org.apache.hadoop.hive.ql.optimizer.stats.annotation.StatsRulesProcFactory$JoinStatsRule.updateColStats(StatsRulesProcFactory.java:2276)
> at
> org.apache.hadoop.hive.ql.optimizer.stats.annotation.StatsRulesProcFactory$JoinStatsRule.process(StatsRulesProcFactory.java:1785)
> at
> org.apache.hadoop.hive.ql.lib.DefaultRuleDispatcher.dispatch(DefaultRuleDispatcher.java:90)
> at
> org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.dispatchAndReturn(DefaultGraphWalker.java:105)
> at
> org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.dispatch(DefaultGraphWalker.java:89)
> at
> org.apache.hadoop.hive.ql.lib.LevelOrderWalker.walk(LevelOrderWalker.java:143)
> {code}
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