spark-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Adrian Wang (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (SPARK-1495) support leftsemijoin for sparkSQL
Date Wed, 28 May 2014 08:49:02 GMT

    [ https://issues.apache.org/jira/browse/SPARK-1495?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14010932#comment-14010932
] 

Adrian Wang commented on SPARK-1495:
------------------------------------

Another PR [https://github.com/apache/spark/pull/837] submitted.

> support leftsemijoin for sparkSQL
> ---------------------------------
>
>                 Key: SPARK-1495
>                 URL: https://issues.apache.org/jira/browse/SPARK-1495
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>            Reporter: Adrian Wang
>             Fix For: 1.1.0
>
>
> I created Github PR #395 for this issue.[https://github.com/apache/spark/pull/395]
> As marmbrus comments there, one design question is which of the following is better:
> 1. multiple operators that handle different kinds of joins, letting the planner pick
the correct one
> 2. putting the switching logic inside of the operator as is done here



--
This message was sent by Atlassian JIRA
(v6.2#6252)

Mime
View raw message