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 2016/02/24 01:55:18 UTC

[jira] [Commented] (SPARK-13092) Track constraints in ExpressionSet

    [ https://issues.apache.org/jira/browse/SPARK-13092?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15159988#comment-15159988 ] 

Apache Spark commented on SPARK-13092:
--------------------------------------

User 'marmbrus' has created a pull request for this issue:
https://github.com/apache/spark/pull/11338

> Track constraints in ExpressionSet
> ----------------------------------
>
>                 Key: SPARK-13092
>                 URL: https://issues.apache.org/jira/browse/SPARK-13092
>             Project: Spark
>          Issue Type: Sub-task
>          Components: SQL
>            Reporter: Sameer Agarwal
>            Assignee: Michael Armbrust
>
> Create a new ExpressionSet that operates similar to an AttributeSet for keeping track of constraints. A nice addition to this will be to try and have it do other type of canonicalization (i.e. don't allow both a = b and b = a).



--
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