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https://issues.apache.org/jira/browse/KYLIN-3639?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16658222#comment-16658222
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wangxianbin commented on KYLIN-3639:
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[~hit_lacus] seem like it's Hadoop bug, check this out.
[http://thread.gmane.org/gmane.comp.jakarta.lucene.hadoop.user/44152]
[https://stackoverflow.com/questions/31997183/arrayindexoutofboundsexception-at-mapoutputbufferbuffer-write-in-maptask-hadoo]
> ArrayIndexOutOfBoundsException at step "Extract Fact Table Distinct Columns"
> ----------------------------------------------------------------------------
>
> Key: KYLIN-3639
> URL: https://issues.apache.org/jira/browse/KYLIN-3639
> Project: Kylin
> Issue Type: Bug
> Components: Job Engine
> Affects Versions: v2.4.0
> Environment: HDP2.4.2.0
> Reporter: wangxianbin
> Priority: Major
>
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