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https://issues.apache.org/jira/browse/HIVE-15983?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15932219#comment-15932219
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Lefty Leverenz commented on HIVE-15983:
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Doc note: The USING keyword needs to be documented in the wiki, with version
information.
* [Hive Joins |
https://cwiki.apache.org/confluence/display/Hive/LanguageManual+Joins]
* [Keywords |
https://cwiki.apache.org/confluence/display/Hive/LanguageManual+DDL#LanguageManualDDL-Keywords,Non-reservedKeywordsandReservedKeywords]
Added a TODOC2.2 label.
> Support the named columns join
> ------------------------------
>
> Key: HIVE-15983
> URL: https://issues.apache.org/jira/browse/HIVE-15983
> Project: Hive
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 2.1.0
> Reporter: Carter Shanklin
> Assignee: Pengcheng Xiong
> Labels: TODOC2.2
> Fix For: 2.2.0
>
> Attachments: HIVE-15983.01.patch, HIVE-15983.02.patch,
> HIVE-15983.03.patch, HIVE-15983.04.patch
>
>
> The named columns join is a common shortcut allowing joins on identically
> named keys. Example: select * from t1 join t2 using c1 is equivalent to
> select * from t1 join t2 on t1.c1 = t2.c1. SQL standard reference: Section 7.7
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