spark-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Thomas Graves (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (SPARK-23304) Spark SQL coalesce() against hive not working
Date Fri, 02 Feb 2018 14:55:00 GMT

     [ https://issues.apache.org/jira/browse/SPARK-23304?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Thomas Graves resolved SPARK-23304.
-----------------------------------
    Resolution: Invalid

> Spark SQL coalesce() against hive not working
> ---------------------------------------------
>
>                 Key: SPARK-23304
>                 URL: https://issues.apache.org/jira/browse/SPARK-23304
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 2.2.1, 2.3.0
>            Reporter: Thomas Graves
>            Assignee: Xiao Li
>            Priority: Major
>         Attachments: spark22_oldorc_explain.txt, spark23_oldorc_explain.txt, spark23_oldorc_explain_convermetastoreorcfalse.txt
>
>
> The query below seems to ignore the coalesce. This is running spark 2.2 or spark 2.3
against hive, which is reading orc:
>  
>  Query:
>  spark.sql("SELECT COUNT(DISTINCT(something)) FROM sometable WHERE dt >= '20170301'
AND dt <= '20170331' AND something IS NOT NULL").coalesce(160000).show()
>   



--
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


Mime
View raw message