[jira] [Commented] (TAJO-350) Implement round, floor, ceil

["Hyunsik Choi (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/TAJO-350?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13835991#comment-13835991 ] 

Hyunsik Choi commented on TAJO-350:
-----------------------------------

+1

The patch and unit tests look nice for me.

> Implement round, floor, ceil
> ----------------------------
>
>                 Key: TAJO-350
>                 URL: https://issues.apache.org/jira/browse/TAJO-350
>             Project: Tajo
>          Issue Type: New Feature
>          Components: operator/function/udf
>            Reporter: hyoungjunkim
>            Assignee: hyoungjunkim
>            Priority: Minor
>             Fix For: 0.8-incubating
>
>         Attachments: TAJO-350.patch
>
>
> h3. Function Definition
> {code}
> INT8 round(value FLOAT8)
> INT8 floor(value FLOAT8)
> INT8 ceil(value FLOAT8)
> {code}
> h3. Example
> round
> {code}
> select round(5.1) => 5
> select round(5.5) => 6
> select round(5.6) => 6
> select round(-5.1) => -5
> select round(-5.5) => -6
> select round(-5.6) => -6
> {code}
> floor
> {code}
> select round(5.1) => 5
> select round(5.5) => 5
> select round(-5.1) => -6
> select round(-5.6) => -6
> {code}
> ceil
> {code}
> select round(5.1) => 6
> select round(5.5) => 6
> select round(-5.1) => -5
> select round(-5.6) => -5
> {code}



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