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Posted to issues@spark.apache.org by "Herman van Hovell (JIRA)" <ji...@apache.org> on 2016/04/22 23:15:13 UTC

[jira] [Commented] (SPARK-14858) Push predicates with subquery

    [ https://issues.apache.org/jira/browse/SPARK-14858?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15254708#comment-15254708 ] 

Herman van Hovell commented on SPARK-14858:
-------------------------------------------

You want me to take this one?

> Push predicates with subquery 
> ------------------------------
>
>                 Key: SPARK-14858
>                 URL: https://issues.apache.org/jira/browse/SPARK-14858
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>            Reporter: Davies Liu
>
> Currently we rewrite the subquery as Join in the beginning of Optimizer, we should defer that to enable predicates push down (because Join can't be easily pushed down).
> cc [~hvanhovell]



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