Rahul Challapalli created DRILL-4233:
----------------------------------------
Summary: count distinct on a non-existent dir1 column gives NPE
Key: DRILL-4233
URL: https://issues.apache.org/jira/browse/DRILL-4233
Project: Apache Drill
Issue Type: Bug
Components: Functions - Drill
Reporter: Rahul Challapalli
git.commit.id.abbrev=6dea429
The below query gives an NPE (dir1 does not exist)
{code}
select count(distinct dir1) from `parquet/nested_dir/data/drill4192_1/level1`;
Error: SYSTEM ERROR: NullPointerException
Fragment 0:0
{code}
A similar query on a missing column returns 0
{code}
select count(distinct missing_column) from
`parquet/nested_dir/data/drill4192_1/level1/*`;
+---------+
| EXPR$0 |
+---------+
| 0 |
+---------+
{code}
Below is the stacktrace for the NPE
{code}
Fragment 0:0
[Error Id: f686845f-9588-420d-ae3f-3217fd78c016 on qa-node190.qa.lab:31010]
org.apache.drill.common.exceptions.UserException: SYSTEM ERROR:
NullPointerException
Fragment 0:0
[Error Id: f686845f-9588-420d-ae3f-3217fd78c016 on qa-node190.qa.lab:31010]
at
org.apache.drill.common.exceptions.UserException$Builder.build(UserException.java:534)
~[drill-common-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.work.fragment.FragmentExecutor.sendFinalState(FragmentExecutor.java:321)
[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.work.fragment.FragmentExecutor.cleanup(FragmentExecutor.java:184)
[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:290)
[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.common.SelfCleaningRunnable.run(SelfCleaningRunnable.java:38)
[drill-common-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
[na:1.7.0_71]
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
[na:1.7.0_71]
at java.lang.Thread.run(Thread.java:745) [na:1.7.0_71]
Caused by: java.lang.NullPointerException: null
at
io.netty.buffer.DrillBuf.getPossibleMemoryConsumed(DrillBuf.java:806)
~[drill-memory-base-1.5.0-SNAPSHOT.jar:4.0.27.Final]
at
org.apache.drill.exec.physical.impl.xsort.ExternalSortBatch.getBufferSize(ExternalSortBatch.java:603)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.physical.impl.xsort.ExternalSortBatch.innerNext(ExternalSortBatch.java:359)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:162)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.physical.impl.validate.IteratorValidatorBatchIterator.next(IteratorValidatorBatchIterator.java:215)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:119)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:109)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.physical.impl.aggregate.StreamingAggBatch.innerNext(StreamingAggBatch.java:137)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:162)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.physical.impl.validate.IteratorValidatorBatchIterator.next(IteratorValidatorBatchIterator.java:215)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:119)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:109)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.physical.impl.aggregate.StreamingAggBatch.innerNext(StreamingAggBatch.java:137)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:162)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.physical.impl.validate.IteratorValidatorBatchIterator.next(IteratorValidatorBatchIterator.java:215)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:119)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:109)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.record.AbstractSingleRecordBatch.innerNext(AbstractSingleRecordBatch.java:51)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.innerNext(ProjectRecordBatch.java:132)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:162)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.physical.impl.validate.IteratorValidatorBatchIterator.next(IteratorValidatorBatchIterator.java:215)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:104)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.physical.impl.ScreenCreator$ScreenRoot.innerNext(ScreenCreator.java:81)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:94)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.work.fragment.FragmentExecutor$1.run(FragmentExecutor.java:256)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at
org.apache.drill.exec.work.fragment.FragmentExecutor$1.run(FragmentExecutor.java:250)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
at java.security.AccessController.doPrivileged(Native Method)
~[na:1.7.0_71]
at javax.security.auth.Subject.doAs(Subject.java:415) ~[na:1.7.0_71]
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1595)
~[hadoop-common-2.7.0-mapr-1506.jar:na]
at
org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:250)
[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
... 4 common frames omitted
{code}
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)
