You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@spark.apache.org by "Pallapothu Jyothi Swaroop (JIRA)" <ji...@apache.org> on 2016/07/15 09:13:21 UTC
[jira] [Updated] (SPARK-16567) how to increase performance of rdbms
dataframe.
[ https://issues.apache.org/jira/browse/SPARK-16567?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Pallapothu Jyothi Swaroop updated SPARK-16567:
----------------------------------------------
Summary: how to increase performance of rdbms dataframe. (was: How to palatalize RDBMS dataframe and perform group by.)
> how to increase performance of rdbms dataframe.
> -----------------------------------------------
>
> Key: SPARK-16567
> URL: https://issues.apache.org/jira/browse/SPARK-16567
> Project: Spark
> Issue Type: Question
> Reporter: Pallapothu Jyothi Swaroop
> Priority: Critical
>
> Hello,
> how to increase performance of rdbms dataframe.
> I need to perform group by on fetched data.
> I performed like this.
> DataFrame jdbcDF = this.SQLCONTEXT.read().format("jdbc").options(options).load();
> Options is map contains db configuration
> DataFrame groupedDataFrame =
> jdbcDF.groupBy("UNQ_STR").count();
> How i tune this.
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)
---------------------------------------------------------------------
To unsubscribe, e-mail: issues-unsubscribe@spark.apache.org
For additional commands, e-mail: issues-help@spark.apache.org