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Posted to dev@drill.apache.org by "Rahul Challapalli (JIRA)" <ji...@apache.org> on 2015/12/29 23:45:49 UTC
[jira] [Created] (DRILL-4233) count distinct on a non-existent dir1
column gives NPE
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}
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