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Posted to issues@spark.apache.org by "Andrew Or (JIRA)" <ji...@apache.org> on 2015/07/30 01:47:04 UTC

[jira] [Updated] (SPARK-9450) HashedRelation.get() could return an Iterator[Row] instead of Seq[Row]

     [ https://issues.apache.org/jira/browse/SPARK-9450?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Andrew Or updated SPARK-9450:
-----------------------------
    Assignee: Andrew Or

> HashedRelation.get() could return an Iterator[Row] instead of Seq[Row]
> ----------------------------------------------------------------------
>
>                 Key: SPARK-9450
>                 URL: https://issues.apache.org/jira/browse/SPARK-9450
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>            Reporter: Josh Rosen
>            Assignee: Andrew Or
>
> While looking through some HashedRelation code, [~andrewor14] and I noticed that it looks like HashedRelation.get() could return an Iterator of rows instead of a sequence.  If we do this, we can reduce object allocation in UnsafeHashedRelation.get().



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