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https://issues.apache.org/jira/browse/KNOX-1620?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sandeep More resolved KNOX-1620.
--------------------------------
Resolution: Invalid
Oops opened ORC bug on Knox.
> NPE in StringStatisticsImpl.merge()
> -----------------------------------
>
> Key: KNOX-1620
> URL: https://issues.apache.org/jira/browse/KNOX-1620
> Project: Apache Knox
> Issue Type: Bug
> Reporter: Sandeep More
> Assignee: Sandeep More
> Priority: Major
>
> StringStatisticsImpl.merge() does not test the conditions safely which can
> cause NPE e.g.
> {code:java}
> java.lang.NullPointerException
> at org.apache.hadoop.io.Text.encode(Text.java:443)
> at org.apache.hadoop.io.Text.set(Text.java:198)
> at org.apache.hadoop.io.Text.<init>(Text.java:88)
> at
> org.apache.orc.impl.ColumnStatisticsImpl$StringStatisticsImpl.merge(ColumnStatisticsImpl.java:610)
> at
> org.apache.orc.impl.writer.StringBaseTreeWriter.createRowIndexEntry(StringBaseTreeWriter.java:218)
> at
> org.apache.orc.impl.writer.StructTreeWriter.createRowIndexEntry(StructTreeWriter.java:106)
> at org.apache.orc.impl.WriterImpl.createRowIndexEntry(WriterImpl.java:435)
> at org.apache.orc.impl.WriterImpl.flushStripe(WriterImpl.java:441)
> at org.apache.orc.impl.WriterImpl.close(WriterImpl.java:582){code}
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