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Posted to issues@tajo.apache.org by "Jihun Kang (JIRA)" <ji...@apache.org> on 2014/11/12 05:06:33 UTC

[jira] [Commented] (TAJO-1156) Improve the comparison of timestamp and date types

    [ https://issues.apache.org/jira/browse/TAJO-1156?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14207649#comment-14207649 ] 

Jihun Kang commented on TAJO-1156:
----------------------------------

I think that compareTo functions of DateDatum and TimestampDatum are needed to add a comparison of each types. I wil post this patch in a short time.

> Improve the comparison of timestamp and date types
> --------------------------------------------------
>
>                 Key: TAJO-1156
>                 URL: https://issues.apache.org/jira/browse/TAJO-1156
>             Project: Tajo
>          Issue Type: Improvement
>          Components: data type
>            Reporter: Jihoon Son
>            Assignee: Jihun Kang
>
> See the discussion at https://groups.google.com/d/msg/tajo-user-kr/5u8KMPtLdaY/0PNt-OAlwDEJ.
> The comparison of timestamp and date may be widely used in many applications. However, the type conversion is required for that. We need to improve the comparison of two types.



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