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https://issues.apache.org/jira/browse/TAJO-1431?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14370952#comment-14370952
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Hyunsik Choi commented on TAJO-1431:
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Hi navis,

I have a question. Actually, I don't have any knowledge about Hive. So, this 
question may be silly. Is the main objective of this issue an implementation to 
get some generic string representation of expressions?

> Port hive SARG (HIVE-4579) to tajo
> ----------------------------------
>
>                 Key: TAJO-1431
>                 URL: https://issues.apache.org/jira/browse/TAJO-1431
>             Project: Tajo
>          Issue Type: Sub-task
>          Components: storage
>            Reporter: Navis
>            Assignee: Navis
>            Priority: Minor
>
> It makes common CNF format filter from predicates pushed-down to scan 
> operator which can be used for parquet or ORC format.
> see https://issues.apache.org/jira/browse/HIVE-4579



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