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  1. Hive
  2. HIVE-11817

Window function max NullPointerException

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Minor
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 1.3.0, 2.0.0
    • Component/s: None
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      This query

      select key, max(value) over (order by key rows between 10 preceding and 20 following) from src1 where length(key) > 10;
      

      fails with NPE:

      Caused by: java.lang.NullPointerException
              at org.apache.hadoop.hive.ql.udf.generic.GenericUDAFMax$MaxStreamingFixedWindow.terminate(GenericUDAFMax.java:290) 
              at org.apache.hadoop.hive.ql.udf.ptf.WindowingTableFunction.finishPartition(WindowingTableFunction.java:477) 
              at org.apache.hadoop.hive.ql.exec.PTFOperator$PTFInvocation.finishPartition(PTFOperator.java:337) 
              at org.apache.hadoop.hive.ql.exec.PTFOperator.closeOp(PTFOperator.java:95)
              at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:617)
              at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:631)
              at org.apache.hadoop.hive.ql.exec.mr.ExecReducer.close(ExecReducer.java:278)
      

        Attachments

        1. HIVE-11817.1.patch
          3 kB
          Jimmy Xiang

          Activity

            People

            • Assignee:
              jxiang Jimmy Xiang
              Reporter:
              jxiang Jimmy Xiang
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              Dates

              • Created:
                Updated:
                Resolved: