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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2016/01/02 19:40:39 UTC

[jira] [Assigned] (SPARK-12578) Parser should not silently ignore the distinct keyword used in an aggregate function when OVER clause is used

     [ https://issues.apache.org/jira/browse/SPARK-12578?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Apache Spark reassigned SPARK-12578:
------------------------------------

    Assignee: Apache Spark

> Parser should not silently ignore the distinct keyword used in an aggregate function when OVER clause is used
> -------------------------------------------------------------------------------------------------------------
>
>                 Key: SPARK-12578
>                 URL: https://issues.apache.org/jira/browse/SPARK-12578
>             Project: Spark
>          Issue Type: Sub-task
>          Components: SQL
>            Reporter: Reynold Xin
>            Assignee: Apache Spark
>
> Right now, when an aggregate function is used as window function and DISTINCT is used, Hive's parser silently drop the DISTINCT keyword. It is fine to not support DISTINCT aggregation in window function. But, it is not good to silently drop the keyword.



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