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https://issues.apache.org/jira/browse/PIG-452?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Alan Gates reassigned PIG-452:
------------------------------
Assignee: Alan Gates
> Issues when non existent columns are projected
> ----------------------------------------------
>
> Key: PIG-452
> URL: https://issues.apache.org/jira/browse/PIG-452
> Project: Pig
> Issue Type: Bug
> Affects Versions: 0.2.0
> Reporter: Pradeep Kamath
> Assignee: Alan Gates
> Fix For: 0.2.0
>
> Attachments: PIG-452.patch
>
>
> Script:
> {code}
> -- columns x,y,z do not exist
> a = load 'st10k' as (name, age, gpa, x, y, z);
> b = load 'st10k' as (name, age:chararray, gpa);
> c = join a by (name, y), b by (name, age);
> dump c;
> {code}
> Error:
> {noformat}
> 2008-09-23 14:22:20,237 [main] ERROR
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher
> - Job failed!
> 2008-09-23 14:22:20,253 [main] ERROR
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.Launcher - Error
> message from task (map) tip_200809051428_0112_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.PigMapReduce$Map.map(PigMapReduce.java:79)
> at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:47)
> at org.apache.hadoop.mapred.MapTask.run(MapTask.java:219)
> at
> org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2124)
> 2008-09-23 14:22:20,253 [main] ERROR
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.Launcher - Error
> message from task (map) tip_200809051428_0112_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.PigMapReduce$Map.map(PigMapReduce.java:79)
> at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:47)
> at org.apache.hadoop.mapred.MapTask.run(MapTask.java:219)
> at
> org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2124)
> 2008-09-23 14:22:20,253 [main] ERROR
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.Launcher - Error
> message from task (map) tip_200809051428_0112_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.PigMapReduce$Map.map(PigMapReduce.java:79)
> at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:47)
> at org.apache.hadoop.mapred.MapTask.run(MapTask.java:219)
> at
> org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2124)
> 2008-09-23 14:22:20,259 [main] ERROR
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.Launcher - Error
> message from task (map) tip_200809051428_0112_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.PigMapReduce$Map.map(PigMapReduce.java:79)
> at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:47)
> at org.apache.hadoop.mapred.MapTask.run(MapTask.java:219)
> at
> org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2124)
> java.io.IOException: Unable to open iterator for alias: c [Job terminated
> with anomalous status FAILED]
> at org.apache.pig.PigServer.openIterator(PigServer.java:384)
> at
> org.apache.pig.tools.grunt.GruntParser.processDump(GruntParser.java:268)
> at
> org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:176)
> at
> org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:83)
> at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:64)
> at org.apache.pig.Main.main(Main.java:306)
> Caused by: java.io.IOException: Job terminated with anomalous status FAILED
> ... 6 more
> {noformat}
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