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https://issues.apache.org/jira/browse/DRILL-4108?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15035584#comment-15035584
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ASF GitHub Bot commented on DRILL-4108:
---------------------------------------
Github user asfgit closed the pull request at:
https://github.com/apache/drill/pull/269
> Query on csv file w/ header fails with an exception when non existing column
> is requested
> -----------------------------------------------------------------------------------------
>
> Key: DRILL-4108
> URL: https://issues.apache.org/jira/browse/DRILL-4108
> Project: Apache Drill
> Issue Type: Bug
> Components: Storage - Text & CSV
> Affects Versions: 1.3.0
> Reporter: Abhi Pol
> Fix For: 1.4.0
>
>
> Drill query on a csv file with header requesting column(s) that do not exists
> in header fails with an exception.
> *Current behavior:* once extractHeader is enabled, query columns must be
> columns from the header
> *Expected behavior:* non existing columns should appear with 'null' values
> like default drill behavior
> {noformat}
> 0: jdbc:drill:zk=local> select Category from dfs.`/tmp/cars.csvh` limit 10;
> java.lang.ArrayIndexOutOfBoundsException: -1
> at
> org.apache.drill.exec.store.easy.text.compliant.FieldVarCharOutput.<init>(FieldVarCharOutput.java:104)
> at
> org.apache.drill.exec.store.easy.text.compliant.CompliantTextRecordReader.setup(CompliantTextRecordReader.java:118)
> at
> org.apache.drill.exec.physical.impl.ScanBatch.<init>(ScanBatch.java:108)
> at
> org.apache.drill.exec.store.dfs.easy.EasyFormatPlugin.getReaderBatch(EasyFormatPlugin.java:198)
> at
> org.apache.drill.exec.store.dfs.easy.EasyReaderBatchCreator.getBatch(EasyReaderBatchCreator.java:35)
> at
> org.apache.drill.exec.store.dfs.easy.EasyReaderBatchCreator.getBatch(EasyReaderBatchCreator.java:28)
> at
> org.apache.drill.exec.physical.impl.ImplCreator.getRecordBatch(ImplCreator.java:151)
> at
> org.apache.drill.exec.physical.impl.ImplCreator.getChildren(ImplCreator.java:174)
> at
> org.apache.drill.exec.physical.impl.ImplCreator.getRecordBatch(ImplCreator.java:131)
> at
> org.apache.drill.exec.physical.impl.ImplCreator.getChildren(ImplCreator.java:174)
> at
> org.apache.drill.exec.physical.impl.ImplCreator.getRecordBatch(ImplCreator.java:131)
> at
> org.apache.drill.exec.physical.impl.ImplCreator.getChildren(ImplCreator.java:174)
> at
> org.apache.drill.exec.physical.impl.ImplCreator.getRecordBatch(ImplCreator.java:131)
> at
> org.apache.drill.exec.physical.impl.ImplCreator.getChildren(ImplCreator.java:174)
> at
> org.apache.drill.exec.physical.impl.ImplCreator.getRootExec(ImplCreator.java:105)
> at
> org.apache.drill.exec.physical.impl.ImplCreator.getExec(ImplCreator.java:79)
> at
> org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:230)
> at
> org.apache.drill.common.SelfCleaningRunnable.run(SelfCleaningRunnable.java:38)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:745)
> Error: SYSTEM ERROR: ArrayIndexOutOfBoundsException: -1
> Fragment 0:0
> [Error Id: f272960e-fa2f-408e-918c-722190398cd3 on blackhole:31010]
> (state=,code=0)
> {noformat}
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