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From "Hanifi Gunes (JIRA)" <j...@apache.org>
Subject [jira] [Created] (DRILL-2255) Flatten fails on a non-existing field.
Date Tue, 17 Feb 2015 18:58:13 GMT
Hanifi Gunes created DRILL-2255:
-----------------------------------

             Summary: Flatten fails on a non-existing field.
                 Key: DRILL-2255
                 URL: https://issues.apache.org/jira/browse/DRILL-2255
             Project: Apache Drill
          Issue Type: Bug
            Reporter: Hanifi Gunes


Running

{code}
select flatten(i_dont_exist) from any.json
{code}

Flattening a non-existing column on JSON fails with the following:

{code}
java.lang.ClassCastException: org.apache.drill.exec.vector.NullableIntVector cannot be cast
to org.apache.drill.exec.vector.RepeatedVector
	at org.apache.drill.exec.physical.impl.flatten.FlattenRecordBatch.getFlattenFieldTransferPair(FlattenRecordBatch.java:278)
~[classes/:na]
	at org.apache.drill.exec.physical.impl.flatten.FlattenRecordBatch.setupNewSchema(FlattenRecordBatch.java:304)
~[classes/:na]
	at org.apache.drill.exec.record.AbstractSingleRecordBatch.innerNext(AbstractSingleRecordBatch.java:78)
~[classes/:na]
	at org.apache.drill.exec.physical.impl.flatten.FlattenRecordBatch.innerNext(FlattenRecordBatch.java:122)
~[classes/:na]
	at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:142) ~[classes/:na]
	at org.apache.drill.exec.physical.impl.validate.IteratorValidatorBatchIterator.next(IteratorValidatorBatchIterator.java:118)
~[classes/:na]
	at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:99) ~[classes/:na]
	at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:89) ~[classes/:na]
	at org.apache.drill.exec.record.AbstractSingleRecordBatch.innerNext(AbstractSingleRecordBatch.java:51)
~[classes/:na]
	at org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.innerNext(ProjectRecordBatch.java:134)
~[classes/:na]
	at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:142) ~[classes/:na]
	at org.apache.drill.exec.physical.impl.validate.IteratorValidatorBatchIterator.next(IteratorValidatorBatchIterator.java:118)
~[classes/:na]
	at org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:67) ~[classes/:na]
	at org.apache.drill.exec.physical.impl.ScreenCreator$ScreenRoot.innerNext(ScreenCreator.java:97)
~[classes/:na]
	at org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:57) ~[classes/:na]
	at org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:116) ~[classes/:na]
	at org.apache.drill.exec.work.WorkManager$RunnableWrapper.run(WorkManager.java:303) [classes/:na]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [na:1.7.0_65]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [na:1.7.0_65]
	at java.lang.Thread.run(Thread.java:745) [na:1.7.0_65]
{code}



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