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https://issues.apache.org/jira/browse/HIVEMALL-183?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16421824#comment-16421824
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Takeshi Yamamuro commented on HIVEMALL-183:
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Spark currently does not support FK constraints, so we need to track a Spark
Jira ticket to support RIC functionalities in
https://issues.apache.org/jira/browse/SPARK-19842
> Add an optimizer rule to prune joins without significantly reducing ML
> accuracy
> --------------------------------------------------------------------------------
>
> Key: HIVEMALL-183
> URL: https://issues.apache.org/jira/browse/HIVEMALL-183
> Project: Hivemall
> Issue Type: Sub-task
> Reporter: Takeshi Yamamuro
> Assignee: Takeshi Yamamuro
> Priority: Major
> Labels: spark
>
> An objective of this ticket is to implement the proposed technique in the
> paper [1] below;
> [1] Arun Kumar, Jeffrey Naughton, Jignesh M. Patel, and Xiaojin Zhu, To Join
> or Not to Join?: Thinking Twice about Joins before Feature Selection,
> Proceedings of SIGMOD, 2016.
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