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From "Huaxin Gao (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (SPARK-12506) Push down WHERE clause arithmetic operator to JDBC layer
Date Tue, 29 Dec 2015 08:45:49 GMT

    [ https://issues.apache.org/jira/browse/SPARK-12506?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15073653#comment-15073653
] 

Huaxin Gao commented on SPARK-12506:
------------------------------------

Thanks for the comments.  Yes, I changed the code at DataSourceStrategy, but the change is
independent to the Cast in 9182. 

> Push down WHERE clause arithmetic operator to JDBC layer
> --------------------------------------------------------
>
>                 Key: SPARK-12506
>                 URL: https://issues.apache.org/jira/browse/SPARK-12506
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>            Reporter: Huaxin Gao
>            Assignee: Apache Spark
>
> For arithmetic operator in WHERE clause such as
> select * from table where c1 + c2 > 10
> Currently where c1 + c2 >10 is done at spark layer. 
> Will push this to JDBC layer so it will be done in database. 



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