Details
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Bug
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Status: Closed
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Major
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Resolution: Fixed
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0.2.0
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None
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None
Description
Using negative, i.e., -a leads to exceptions.
grunt> a = load 'myfile' as (name:chararray, age:int, gpa:double); grunt> b = foreach a generate -gpa; grunt> dump b; 2008-11-10 16:38:12,517 [main] INFO org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher - 0% complete 2008-11-10 16:38:37,539 [main] ERROR org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher - Map reduce job failed 2008-11-10 16:38:37,540 [main] ERROR org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher - Job failed! 2008-11-10 16:38:37,542 [main] ERROR org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.Launcher - Error message from task (map) task_200809241441_19426_m_000000java.io.IOException: Received Error while processing the map plan. at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.runPipeline(PigMapBase.java:197) at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.map(PigMapBase.java:158) at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapOnly$Map.map(PigMapOnly.java:65) at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:47) at org.apache.hadoop.mapred.MapTask.run(MapTask.java:227) at org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2207)