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https://issues.apache.org/jira/browse/DRILL-7067?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16781927#comment-16781927
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Jardhel Cachola commented on DRILL-7067:
----------------------------------------
Hi Pritesh,
I tried to generate a sample file to send over to you, but the issue didn't
happen on that small table. And it's impossible to send to you our files as far
as it has 10 Gb at least.
Regards,
> Querying parquet file with null value field error
> -------------------------------------------------
>
> Key: DRILL-7067
> URL: https://issues.apache.org/jira/browse/DRILL-7067
> Project: Apache Drill
> Issue Type: Bug
> Components: Storage - Parquet
> Affects Versions: 1.15.0
> Environment: Ubuntu 18.04.1 LTS
> Apache Drill 1.15.0
> Reporter: Jardhel Cachola
> Priority: Blocker
> Fix For: Future
>
>
> When we try to join two parquet tables and one of them has null values on any
> field, the query doesn't run. It fails showing the following error:
> Error: SYSTEM ERROR: IllegalStateException: Failure while reading vector.
> Expected vector class of org.apache.drill.exec.vector.NullableIntVector but
> was holding vector class
> org.apache.drill.exec.vector.NullableVarDecimalVector, field= [`id_hubbles`
> (VARDECIMAL(38, 4):OPTIONAL), children=([`$bits$` (UINT1:REQUIRED)],
> [`id_hubbles` (VARDECIMAL(38, 4):OPTIONAL), children=([`$offsets$`
> (UINT4:REQUIRED)])])]
> Fragment 2:0
> Please, refer to logs for more information.
> [Error Id: 48f63255-c771-4809-8252-ef7a78fda31b on
> ################|################]
> (java.lang.IllegalStateException) Failure while reading vector. Expected
> vector class of org.apache.drill.exec.vector.NullableIntVector but was
> holding vector class org.apache.drill.exec.vector.NullableVarDecimalVector,
> field= [`id_hubbles` (VARDECIMAL(38, 4):OPTIONAL), children=([`$bits$`
> (UINT1:REQUIRED)], [`id_hubbles` (VARDECIMAL(38, 4):OPTIONAL),
> children=([`$offsets$` (UINT4:REQUIRED)])])]
> org.apache.drill.exec.record.VectorContainer.getValueAccessorById():324
> org.apache.drill.exec.record.RecordBatchLoader.getValueAccessorById():251
>
> org.apache.drill.exec.physical.impl.unorderedreceiver.UnorderedReceiverBatch.getValueAccessorById():142
>
> org.apache.drill.exec.test.generated.PartitionerGen1732$OutgoingRecordBatch.doSetup():114
>
> org.apache.drill.exec.test.generated.PartitionerGen1732$OutgoingRecordBatch.initializeBatch():399
>
> org.apache.drill.exec.test.generated.PartitionerGen1732.flushOutgoingBatches():185
>
> org.apache.drill.exec.physical.impl.partitionsender.PartitionerDecorator$FlushBatchesHandlingClass.execute():285
>
> org.apache.drill.exec.physical.impl.partitionsender.PartitionerDecorator$PartitionerTask.run():340
> java.util.concurrent.ThreadPoolExecutor.runWorker():1149
> java.util.concurrent.ThreadPoolExecutor$Worker.run():624
> java.lang.Thread.run():748 (state=,code=0)
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