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https://issues.apache.org/jira/browse/DRILL-7802?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17231278#comment-17231278
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Dony Dong commented on DRILL-7802:
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Hi Support,
The issue had been narrow down to when reading 0 record parquet file, the error
will come out.
I remove the 0 record parquet file, select can works now.
parquet-mr version 1.8.3 (build aef7230e114214b7cc962a8f3fc5aeed6ce80828)
> Error while applying rule DrillPushProjectIntoScanRule:enumerable after
> upgrading to 1.16
> ------------------------------------------------------------------------------------------
>
> Key: DRILL-7802
> URL: https://issues.apache.org/jira/browse/DRILL-7802
> Project: Apache Drill
> Issue Type: Bug
> Components: Query Planning & Optimization
> Affects Versions: 1.16.0
> Reporter: Dony Dong
> Priority: Major
> Attachments: error log.txt
>
>
> We recently upgraded our Drill from 1.15 to 1.16.
> After that, we found when querying some tables and empty tables, it will fail
> with below errors.
> Error: SYSTEM ERROR: NoSuchElementException.
> Caused by: org.apache.drill.exec.work.foreman.ForemanException: Unexpected
> exception during fragment initialization: Error while applying rule
> DrillPushProjectIntoScanRule:enumerable, args
> [rel#944215:LogicalProject.NONE.ANY([]).[](input=rel#944214:Subset#0.ENUMERABLE.ANY([]).[],$f0=0),
> rel#944189:EnumerableTableScan.ENUMERABLE.ANY([]).[](table=[dfs,
> test_schema, dony_test])]
>
> I copy the parquet files to another Drill 1.15, it works well.
> Kindly advise how to find the root cause and how to fix it.
>
> Best Regards
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