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From "Valentin Kulichenko (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (IGNITE-2538) RDD.isEmpty method should be overriden in IgniteRDD to use IgniteCache API
Date Wed, 25 May 2016 10:03:13 GMT

    [ https://issues.apache.org/jira/browse/IGNITE-2538?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15299786#comment-15299786
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Valentin Kulichenko commented on IGNITE-2538:
---------------------------------------------

Looks good. I also added similar override for count() and a test.

Merged to master. Thanks for the contribution [~mabiaocsu@foxmail.com]!

> RDD.isEmpty method should be overriden in IgniteRDD to use IgniteCache API
> --------------------------------------------------------------------------
>
>                 Key: IGNITE-2538
>                 URL: https://issues.apache.org/jira/browse/IGNITE-2538
>             Project: Ignite
>          Issue Type: Improvement
>          Components: Ignite RDD
>            Reporter: Valentin Kulichenko
>
> Currently calling {{IgniteRDD.isEmpty}} ends up in execution of 1024 Spark jobs, which
is not fast. We should override this method and use native {{IgniteCache}} API there. Other
methods should be also revisited.



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