java.io.IOException: Unknown type Unknown at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase. map(PigMapBase.java:178)

hadoop-pig-user | Santhosh Srinivasan | 8 years ago
  1. 0

    RE: Data types for Map key value pairs

    hadoop-pig-user | 8 years ago | Santhosh Srinivasan
    java.io.IOException: Unknown type Unknown at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase. map(PigMapBase.java:178)
  2. 0

    TOKENIZE[Expected input to be chararray, but got org.apache.pig.data.DataByteArray]

    hadoop-pig-user | 8 years ago | paradisehi
    java.io.IOException: Received Error while processing the map plan: Caught error from UDF org.apache.pig.builtin.TOKENIZE[Expected input to be chararray, but got org.apache.pig.data.DataByteArray]
  3. 0

    TOKENIZE[Expected input to be chararray, but got org.apache.pig.data.DataByteArray]

    pig-user | 8 years ago | paradisehi
    java.io.IOException: Received Error while processing the map plan: Caught error from UDF org.apache.pig.builtin.TOKENIZE[Expected input to be chararray, but got org.apache.pig.data.DataByteArray]
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  5. 0

    TOKENIZE[Expected input to be chararray, but got org.apache.pig.data.DataByteArray]

    pig-user | 8 years ago | paradisehi
    java.io.IOException: Received Error while processing the map plan: Caught error from UDF org.apache.pig.builtin.TOKENIZE[Expected input to be chararray, but got org.apache.pig.data.DataByteArray]
  6. 0

    Data types for Map key value pairs

    hadoop-pig-user | 8 years ago | ANKUR GOEL
    java.io.IOException: Unknown type Unknown

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    Root Cause Analysis

    1. java.io.IOException

      Unknown type Unknown at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase. map(PigMapBase.java:178)

      at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapOnly$Map.map()
    2. org.apache.pig
      PigMapOnly$Map.map
      1. org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapOnly$Map.map(PigMapOnly.java:65)
      1 frame
    3. Hadoop
      TaskTracker$Child.main
      1. org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:47)
      2. org.apache.hadoop.mapred.MapTask.run(MapTask.java:227)
      3. org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2207)
      3 frames