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https://issues.apache.org/jira/browse/DRILL-7067?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Hefei Li reassigned DRILL-7067:
-------------------------------
Assignee: Hefei Li
> 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
> Assignee: Hefei Li
> 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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