Rahul Challapalli created DRILL-4026:
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Summary: CTAS Auto Partition on a wide varchar column is giving an
IllegalReferenceCountException
Key: DRILL-4026
URL: https://issues.apache.org/jira/browse/DRILL-4026
Project: Apache Drill
Issue Type: Bug
Components: Execution - Data Types, Storage - Writer
Reporter: Rahul Challapalli
git.commit.id.abbrev=bb69f22
The below query fails
{code}
create table vc_part partition by (a) as select cast(columns[0] as
varchar(6000)) a, columns[1] b from dfs.`/drill/testdata/abc.tbl`;
Error: SYSTEM ERROR: IllegalReferenceCountException: refCnt: 0
Fragment 0:0
[Error Id: 8bbfcadb-07bb-468c-a772-24c85cecbcf6 on qa-node191.qa.lab:31010]
(io.netty.util.IllegalReferenceCountException) refCnt: 0
io.netty.buffer.AbstractByteBuf.ensureAccessible():1178
io.netty.buffer.DrillBuf.checkIndexD():184
io.netty.buffer.DrillBuf.checkBytes():205
org.apache.drill.exec.expr.fn.impl.ByteFunctionHelpers.compare():101
org.apache.drill.exec.test.generated.ProjectorGen2.doEval():49
org.apache.drill.exec.test.generated.ProjectorGen2.projectRecords():62
org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.doWork():173
org.apache.drill.exec.record.AbstractSingleRecordBatch.innerNext():93
org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.innerNext():130
org.apache.drill.exec.record.AbstractRecordBatch.next():156
org.apache.drill.exec.physical.impl.validate.IteratorValidatorBatchIterator.next():119
org.apache.drill.exec.record.AbstractRecordBatch.next():113
org.apache.drill.exec.record.AbstractRecordBatch.next():103
org.apache.drill.exec.physical.impl.WriterRecordBatch.innerNext():91
org.apache.drill.exec.record.AbstractRecordBatch.next():156
org.apache.drill.exec.physical.impl.validate.IteratorValidatorBatchIterator.next():119
org.apache.drill.exec.record.AbstractRecordBatch.next():113
org.apache.drill.exec.record.AbstractRecordBatch.next():103
org.apache.drill.exec.record.AbstractSingleRecordBatch.innerNext():51
org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.innerNext():130
org.apache.drill.exec.record.AbstractRecordBatch.next():156
org.apache.drill.exec.physical.impl.validate.IteratorValidatorBatchIterator.next():119
org.apache.drill.exec.physical.impl.BaseRootExec.next():104
org.apache.drill.exec.physical.impl.ScreenCreator$ScreenRoot.innerNext():80
org.apache.drill.exec.physical.impl.BaseRootExec.next():94
org.apache.drill.exec.work.fragment.FragmentExecutor$1.run():256
org.apache.drill.exec.work.fragment.FragmentExecutor$1.run():250
java.security.AccessController.doPrivileged():-2
javax.security.auth.Subject.doAs():415
org.apache.hadoop.security.UserGroupInformation.doAs():1595
org.apache.drill.exec.work.fragment.FragmentExecutor.run():250
org.apache.drill.common.SelfCleaningRunnable.run():38
java.util.concurrent.ThreadPoolExecutor.runWorker():1145
java.util.concurrent.ThreadPoolExecutor$Worker.run():615
java.lang.Thread.run():745 (state=,code=0)
{code}
The data set contains a widestring (5000 chars) as the first column
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