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https://issues.apache.org/jira/browse/SPARK-12295?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Apache Spark reassigned SPARK-12295:
------------------------------------

    Assignee:     (was: Apache Spark)

> Manage the memory used by window function
> -----------------------------------------
>
>                 Key: SPARK-12295
>                 URL: https://issues.apache.org/jira/browse/SPARK-12295
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>            Reporter: Davies Liu
>
> The buffered rows for a given frame should use UnsafeRow, and stored as pages.



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