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https://issues.apache.org/jira/browse/HIVE-14751?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15518417#comment-15518417
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Lefty Leverenz commented on HIVE-14751:
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Doc note: floor (<time> to <timeunit>) needs to be documented in the wiki for
release 2.2.0.
* [Hive Operators and UDFs -- Date Functions |
https://cwiki.apache.org/confluence/display/Hive/LanguageManual+UDF#LanguageManualUDF-DateFunctions]
Added a TODOC2.2 label.
> Add support for date truncation
> -------------------------------
>
> Key: HIVE-14751
> URL: https://issues.apache.org/jira/browse/HIVE-14751
> Project: Hive
> Issue Type: Bug
> Components: Parser
> Affects Versions: 2.2.0
> Reporter: Jesus Camacho Rodriguez
> Assignee: Jesus Camacho Rodriguez
> Labels: TODOC2.2
> Fix For: 2.2.0
>
> Attachments: HIVE-14751.patch
>
>
> Add support for {{floor (<time> to <timeunit>)}}, which is equivalent to
> {{date_trunc(<timeunit>, <time>)}}.
> https://www.postgresql.org/docs/9.1/static/functions-datetime.html#FUNCTIONS-DATETIME-TRUNC
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