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Posted to dev@hive.apache.org by "Rui Li (JIRA)" <ji...@apache.org> on 2017/11/27 02:39:00 UTC

[jira] [Created] (HIVE-18148) NPE in SparkDynamicPartitionPruningResolver

Rui Li created HIVE-18148:
-----------------------------

             Summary: NPE in SparkDynamicPartitionPruningResolver
                 Key: HIVE-18148
                 URL: https://issues.apache.org/jira/browse/HIVE-18148
             Project: Hive
          Issue Type: Bug
          Components: Spark
            Reporter: Rui Li
            Assignee: Rui Li


The stack trace is:
{noformat}
2017-11-27T10:32:38,752 ERROR [e6c8aab5-ddd2-461d-b185-a7597c3e7519 main] ql.Driver: FAILED: NullPointerException null
java.lang.NullPointerException
        at org.apache.hadoop.hive.ql.optimizer.physical.SparkDynamicPartitionPruningResolver$SparkDynamicPartitionPruningDispatcher.dispatch(SparkDynamicPartitionPruningResolver.java:100)
        at org.apache.hadoop.hive.ql.lib.TaskGraphWalker.dispatch(TaskGraphWalker.java:111)
        at org.apache.hadoop.hive.ql.lib.TaskGraphWalker.walk(TaskGraphWalker.java:180)
        at org.apache.hadoop.hive.ql.lib.TaskGraphWalker.startWalking(TaskGraphWalker.java:125)
        at org.apache.hadoop.hive.ql.optimizer.physical.SparkDynamicPartitionPruningResolver.resolve(SparkDynamicPartitionPruningResolver.java:74)
        at org.apache.hadoop.hive.ql.parse.spark.SparkCompiler.optimizeTaskPlan(SparkCompiler.java:568)
{noformat}
At this stage, there shouldn't be a DPP sink whose target map work is null. The root cause seems to be a malformed operator tree generated by SplitOpTreeForDPP.



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