[jira] [Created] (DRILL-7326) "Unsupported Operation Exception" appears on attempting to create table in Drill from json, with double nested array

["Pavel Semenov (JIRA)" <ji...@apache.org>]

Pavel Semenov created DRILL-7326:
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             Summary: "Unsupported Operation Exception" appears on attempting to create table in Drill from json, with double nested array
                 Key: DRILL-7326
                 URL: https://issues.apache.org/jira/browse/DRILL-7326
             Project: Apache Drill
          Issue Type: Bug
            Reporter: Pavel Semenov


*STEPS TO REPRODUCE*
# Create json file with which has double nesting array as a value e.g. \{code}"stringx2":[["asd","фывфы","asg"],["as","acz","gte"],["as","tdf","dsd"]]\{code}
# Use CTAS to create table in drill with created json file
# Observe the result

*EXPECTED RESULT*
Table is created

*ACTUAL RESULT*
 UnsupportedOperationException appears on attempting to create the table

*ADDITIONAL INFO*
It is possible to create table with with *single* nested array
Error log
{code}Error: SYSTEM ERROR: UnsupportedOperationException: Unsupported type LIST

Fragment 0:0

Please, refer to logs for more information.

[Error Id: c48c6154-30a1-49c8-ac3b-7c2f898a7f4e on node1.cluster.com:31010]

(java.lang.UnsupportedOperationException) Unsupported type LIST
 org.apache.drill.exec.store.parquet.ParquetRecordWriter.getType():295
 org.apache.drill.exec.store.parquet.ParquetRecordWriter.newSchema():226
 org.apache.drill.exec.store.parquet.ParquetRecordWriter.updateSchema():211
 org.apache.drill.exec.physical.impl.WriterRecordBatch.setupNewSchema():160
 org.apache.drill.exec.physical.impl.WriterRecordBatch.innerNext():108
 org.apache.drill.exec.record.AbstractRecordBatch.next():186
 org.apache.drill.exec.record.AbstractRecordBatch.next():126
 org.apache.drill.exec.record.AbstractRecordBatch.next():116
 org.apache.drill.exec.record.AbstractUnaryRecordBatch.innerNext():63
 org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.innerNext():141
 org.apache.drill.exec.record.AbstractRecordBatch.next():186
 org.apache.drill.exec.physical.impl.BaseRootExec.next():104
 org.apache.drill.exec.physical.impl.ScreenCreator$ScreenRoot.innerNext():83
 org.apache.drill.exec.physical.impl.BaseRootExec.next():94
 org.apache.drill.exec.work.fragment.FragmentExecutor$1.run():296
 org.apache.drill.exec.work.fragment.FragmentExecutor$1.run():283
 java.security.AccessController.doPrivileged():-2
 javax.security.auth.Subject.doAs():422
 org.apache.hadoop.security.UserGroupInformation.doAs():1669
 org.apache.drill.exec.work.fragment.FragmentExecutor.run():283
 org.apache.drill.common.SelfCleaningRunnable.run():38
 java.util.concurrent.ThreadPoolExecutor.runWorker():1149
 java.util.concurrent.ThreadPoolExecutor$Worker.run():624
 java.lang.Thread.run():748 (state=,code=0)
{code}



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