[jira] [Commented] (PARQUET-334) UT TestSummary failed with "java.lang.RuntimeException: Usage: B = FOREACH (GROUP A ALL) GENERATE Summary(A); Can not get schema from null" when Pig >=0.15

["Thomas Friedrich (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/PARQUET-334?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15056970#comment-15056970 ] 

Thomas Friedrich commented on PARQUET-334:
------------------------------------------

Thanks, [~julienledem]. Shouldn't the fix version be a parquet-mr release, not parquet-format?

> UT TestSummary failed with "java.lang.RuntimeException: Usage: B = FOREACH (GROUP A ALL) GENERATE Summary(A); Can not get schema from null" when Pig >=0.15
> -----------------------------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: PARQUET-334
>                 URL: https://issues.apache.org/jira/browse/PARQUET-334
>             Project: Parquet
>          Issue Type: Bug
>          Components: parquet-mr
>    Affects Versions: 1.6.0
>            Reporter: li xiang
>            Assignee: Thomas Friedrich
>            Priority: Critical
>             Fix For: format-2.3.1
>
>         Attachments: PARQUET-334-1.patch
>
>
> org.apache.pig.impl.logicalLayer.FrontendException: ERROR 1002: Unable to store alias B
> at org.apache.pig.PigServer$Graph.registerQuery(PigServer.java:1694)
> at org.apache.pig.PigServer.registerQuery(PigServer.java:623)
> at org.apache.pig.PigServer.registerQuery(PigServer.java:636)
> at parquet.pig.summary.TestSummary.testMaxIsZero(TestSummary.java:154)
> ...
> Caused by: org.apache.pig.backend.executionengine.ExecException: ERROR 0: java.lang.RuntimeException: Usage: B = FOREACH (GROUP A ALL) GENERATE Summary(A); Can not get schema from null
> at org.apache.pig.backend.hadoop.executionengine.HExecutionEngine.launchPig(HExecutionEngine.java:307)
> at org.apache.pig.PigServer.launchPlan(PigServer.java:1390)
> at org.apache.pig.PigServer.executeCompiledLogicalPlan(PigServer.java:1375)
> at org.apache.pig.PigServer.execute(PigServer.java:1364)
> at org.apache.pig.PigServer.access$500(PigServer.java:113)
> at org.apache.pig.PigServer$Graph.registerQuery(PigServer.java:1689)
> ... 32 more
> Caused by: java.lang.RuntimeException: Usage: B = FOREACH (GROUP A ALL) GENERATE Summary(A); Can not get schema from null
> at parquet.pig.summary.Summary.setInputSchema(Summary.java:266)
> at org.apache.pig.newplan.logical.expression.ExpToPhyTranslationVisitor.visit(ExpToPhyTranslationVisitor.java:530)
> at org.apache.pig.newplan.logical.expression.UserFuncExpression.accept(UserFuncExpression.java:132)
> at org.apache.pig.newplan.ReverseDependencyOrderWalkerWOSeenChk.walk(ReverseDependencyOrderWalkerWOSeenChk.java:69)
> at org.apache.pig.newplan.logical.relational.LogToPhyTranslationVisitor.visit(LogToPhyTranslationVisitor.java:808)
> at org.apache.pig.newplan.logical.relational.LOForEach.accept(LOForEach.java:87)
> at org.apache.pig.newplan.DependencyOrderWalker.walk(DependencyOrderWalker.java:75)
> at org.apache.pig.newplan.PlanVisitor.visit(PlanVisitor.java:52)
> at org.apache.pig.backend.hadoop.executionengine.HExecutionEngine.compile(HExecutionEngine.java:258)
> at org.apache.pig.backend.hadoop.executionengine.HExecutionEngine.launchPig(HExecutionEngine.java:293)
> ... 37 more
> Caused by: java.lang.NullPointerException
> at parquet.pig.summary.Summary.setInputSchema(Summary.java:261)
> ... 46 more
> It relates to a change on pig side: pig/src/org/apache/pig/newplan/logical/expression/ExpToPhyTranslationVisitor.java introduced by PIG-3294



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