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Posted to dev@pig.apache.org by "Daniel Dai (JIRA)" <ji...@apache.org> on 2015/04/30 19:10:08 UTC

[jira] [Commented] (PIG-4315) MergeJoin followed by order by gives NPE in Tez

    [ https://issues.apache.org/jira/browse/PIG-4315?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14521867#comment-14521867 ] 

Daniel Dai commented on PIG-4315:
---------------------------------

Oh, yes, sorry, I just notice you skip this test in Tez.

> MergeJoin followed by order by gives NPE in Tez
> -----------------------------------------------
>
>                 Key: PIG-4315
>                 URL: https://issues.apache.org/jira/browse/PIG-4315
>             Project: Pig
>          Issue Type: Bug
>          Components: tez
>            Reporter: Rohini Palaniswamy
>             Fix For: 0.15.0
>
>
> TestHBaseStorage.testMergeJoin() fails. connectingLR is null in CombinerOptimizer and throws NPE in 
> {code}
> from.plan.getOperator(connectingLR.getOperatorKey())
> {code}
> When splitting DAGs and doing moveTree TezCompilerUtil.connect() overwrites the output key of sampler LocalRearrange to the partitioner vertex.



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