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Posted to issues@spark.apache.org by "Yin Huai (JIRA)" <ji...@apache.org> on 2015/07/28 19:24:04 UTC
[jira] [Commented] (SPARK-5791) [Spark SQL] show poor performance
when multiple table do join operation
[ https://issues.apache.org/jira/browse/SPARK-5791?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14644689#comment-14644689 ]
Yin Huai commented on SPARK-5791:
---------------------------------
[~jameszhouyi] So, the performance issue of join operation in your test has been resolved?
> [Spark SQL] show poor performance when multiple table do join operation
> -----------------------------------------------------------------------
>
> Key: SPARK-5791
> URL: https://issues.apache.org/jira/browse/SPARK-5791
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 1.2.0
> Reporter: Yi Zhou
> Attachments: Physcial_Plan_Hive.txt, Physcial_Plan_SparkSQL_Updated.txt, Physical_Plan.txt
>
>
> Spark SQL shows poor performance when multiple tables do join operation
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