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  1. Pig
  2. PIG-4218

Pig OrcStorage fail to load a map with null key

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Details

    • Bug
    • Status: Closed
    • Major
    • Resolution: Fixed
    • None
    • 0.14.0
    • impl
    • None
    • Reviewed

    Description

      Error message:

      Backend error message
      ---------------------
      AttemptID:attempt_1403634189382_0006_m_000000_1 Info:Error: java.lang.NullPointerException
      at org.apache.pig.impl.util.orc.OrcUtils.convertOrcToPig(OrcUtils.java:97)
      at org.apache.pig.impl.util.orc.OrcUtils.convertOrcToPig(OrcUtils.java:82)
      at org.apache.pig.builtin.OrcStorage.getNext(OrcStorage.java:312)
      at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigRecordReader.nextKeyValue(PigRecordReader.java:211)
      at org.apache.hadoop.mapred.MapTask$NewTrackingRecordReader.nextKeyValue(MapTask.java:533)
      at org.apache.hadoop.mapreduce.task.MapContextImpl.nextKeyValue(MapContextImpl.java:80)
      at org.apache.hadoop.mapreduce.lib.map.WrappedMapper$Context.nextKeyValue(WrappedMapper.java:91)
      at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:144)
      at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:764)
      at org.apache.hadoop.mapred.MapTask.run(MapTask.java:340)
      at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:167)
      at java.security.AccessController.doPrivileged(Native Method)
      at javax.security.auth.Subject.doAs(Subject.java:415)
      at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1557)
      at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:162)

      Attachments

        1. PIG-4218-1.patch
          4 kB
          Daniel Dai
        2. nullmapkey.orc
          0.3 kB
          Daniel Dai

        Activity

          People

            daijy Daniel Dai
            daijy Daniel Dai
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            Dates

              Created:
              Updated:
              Resolved: