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Posted to issues@spark.apache.org by "Kazuaki Ishizaki (JIRA)" <ji...@apache.org> on 2016/02/24 05:19:18 UTC
[jira] [Commented] (SPARK-13421) Make output of a SparkPlan
configurable
[ https://issues.apache.org/jira/browse/SPARK-13421?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15160157#comment-15160157 ]
Kazuaki Ishizaki commented on SPARK-13421:
------------------------------------------
I am willing to work for and contribute to this.
Are there any design documents or prototype?
> Make output of a SparkPlan configurable
> ---------------------------------------
>
> Key: SPARK-13421
> URL: https://issues.apache.org/jira/browse/SPARK-13421
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Reporter: Herman van Hovell
>
> A SparkPlan currently outputs a iterator of {{InternalRow}}'s. This works fine for many purposes. However an iterator is not a natural fit when we need a (broadcasted) index or a {{ColumnarBatch}}.
> A SparkPlan should be able to define the shape/form/organization of the output of its children.
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