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From "Reynold Xin (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (SPARK-12577) better support of parentheses in partition by and order by clause of window function's over clause
Date Tue, 12 Jan 2016 00:33:40 GMT

     [ https://issues.apache.org/jira/browse/SPARK-12577?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Reynold Xin updated SPARK-12577:
--------------------------------
    Assignee: Liang-Chi Hsieh

> better support of parentheses in partition by and order by clause of window function's
over clause
> --------------------------------------------------------------------------------------------------
>
>                 Key: SPARK-12577
>                 URL: https://issues.apache.org/jira/browse/SPARK-12577
>             Project: Spark
>          Issue Type: Sub-task
>          Components: SQL
>            Reporter: Reynold Xin
>            Assignee: Liang-Chi Hsieh
>             Fix For: 2.0.0
>
>
> Right now, Hive's parser support
> {code}
> -- PASS
> SELECT SUM(1) OVER (PARTITION BY a + 1 - b * c / d FROM src;
> SELECT SUM(1) OVER (PARTITION BY (a + 1 - b * c / d) FROM src;
> {code}
> But, the following one is not accepted
> {code}
> -- FAIL
> SELECT SUM(1) OVER (PARTITION BY (a) + 1 - b * c / d) FROM src;
> {code}
> We should fix it in our own parser.



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