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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