You are viewing a plain text version of this content. The canonical link for it is here.

Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2019/03/15 06:50:00 UTC

[jira] [Assigned] (SPARK-27171) Support Full-Partiton limit in the first scan

     [ https://issues.apache.org/jira/browse/SPARK-27171?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Apache Spark reassigned SPARK-27171:
------------------------------------

    Assignee: Apache Spark

> Support Full-Partiton limit in the first scan
> ---------------------------------------------
>
>                 Key: SPARK-27171
>                 URL: https://issues.apache.org/jira/browse/SPARK-27171
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 2.3.2, 2.4.0
>            Reporter: deshanxiao
>            Assignee: Apache Spark
>            Priority: Major
>
> SparkPlan#executeTake must pick element starting with one partition. Sometimes it will be slow for some query. Although, Spark is better at batch query. It's not bad to add a switch to allow user search all partitons for the first time in limit.



--
This message was sent by Atlassian JIRA
(v7.6.3#76005)

---------------------------------------------------------------------
To unsubscribe, e-mail: issues-unsubscribe@spark.apache.org
For additional commands, e-mail: issues-help@spark.apache.org