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https://issues.apache.org/jira/browse/PIG-527?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Olga Natkovich resolved PIG-527.
--------------------------------
Resolution: Fixed
patch committed; thanks, santhosh
> Pig does not support storing nested data using default storage
> --------------------------------------------------------------
>
> Key: PIG-527
> URL: https://issues.apache.org/jira/browse/PIG-527
> Project: Pig
> Issue Type: Bug
> Affects Versions: types_branch
> Reporter: Santhosh Srinivasan
> Assignee: Santhosh Srinivasan
> Fix For: types_branch
>
> Attachments: PIG-527.patch
>
>
> Pig does not allow storing nested data using the default storage function
> (PigStorage)
> {code}
> grunt> a = load 'student_tab.data' as (name, age, gpa);
> grunt> b = group a by age;
> grunt> store b into '/user/sms/data/complex.data';
> 2008-11-13 16:21:17,711 [main] INFO
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher
> - 50% complete
> 2008-11-13 16:21:52,747 [main] ERROR
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher
> - Map reduce job failed
> 2008-11-13 16:21:52,747 [main] ERROR
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher
> - Job failed!
> 2008-11-13 16:21:52,764 [main] ERROR
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.Launcher - Error
> message from task (reduce)
> task_200809241441_21188_r_000000java.io.IOException: Cannot store a non-flat
> tuple using PigStorage
> at org.apache.pig.builtin.PigStorage.putNext(PigStorage.java:196)
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigOutputFormat$PigRecordWriter.write(PigOutputFormat.java:116)
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigOutputFormat$PigRecordWriter.write(PigOutputFormat.java:90)
> at org.apache.hadoop.mapred.ReduceTask$3.collect(ReduceTask.java:300)
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapReduce$Reduce.processOnePackageOutput(PigMapReduce.java:238)
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapReduce$Reduce.reduce(PigMapReduce.java:224)
> at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapReduce$Reduce.reduce(PigMapReduce.java:136)
> at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:318)
> at
> org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2207)
> 2008-11-13 16:21:52,764 [main] ERROR
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.Launcher - Error
> message from task (reduce)
> task_200809241441_21188_r_000000java.io.IOException: Cannot store a non-flat
> tuple using PigStorage
> {code}
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