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https://issues.apache.org/jira/browse/TAJO-346?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13836169#comment-13836169
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DaeMyung Kang commented on TAJO-346:
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[~hyunsik] yes. I agree with you. in postgres, to_hex just supports integer
type. so I will patch soon. Thank you for your advice.
> Implement hex function
> ----------------------
>
> Key: TAJO-346
> URL: https://issues.apache.org/jira/browse/TAJO-346
> Project: Tajo
> Issue Type: Sub-task
> Components: operator/function/udf
> Reporter: DaeMyung Kang
> Assignee: DaeMyung Kang
> Priority: Minor
> Labels: newbie
> Fix For: 0.8-incubating
>
> Attachments: TAJO-346.2.patch, TAJO-346.patch
>
>
> hex("012") ---> 303132
> hex(10) ---> a
> hex(1.2) ---> 1
> hex(1.5) ---> 2
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