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https://issues.apache.org/jira/browse/HIVE-1608?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15139113#comment-15139113
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Ashutosh Chauhan commented on HIVE-1608:
----------------------------------------

As noted earlier in thread this will be an incompatible change for  INSERT 
OVERWRITE DIRECTORY case. Seems like your patch doesnt handle that.

> use sequencefile as the default for storing intermediate results
> ----------------------------------------------------------------
>
>                 Key: HIVE-1608
>                 URL: https://issues.apache.org/jira/browse/HIVE-1608
>             Project: Hive
>          Issue Type: Bug
>          Components: Query Processor
>    Affects Versions: 0.7.0
>            Reporter: Namit Jain
>            Assignee: Brock Noland
>         Attachments: HIVE-1608.1.patch, HIVE-1608.2.patch, HIVE-1608.3.patch, 
> HIVE-1608.4.patch, HIVE-1608.patch
>
>
> The only argument for having a text file for storing intermediate results 
> seems to be better debuggability.
> But, tailing a sequence file is possible, and it should be more space 
> efficient



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