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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2016/03/09 02:54:40 UTC

[jira] [Assigned] (SPARK-13759) Add IsNotNull constraints for expressions with an inequality

     [ https://issues.apache.org/jira/browse/SPARK-13759?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Apache Spark reassigned SPARK-13759:
------------------------------------

    Assignee:     (was: Apache Spark)

> Add IsNotNull constraints for expressions with an inequality
> ------------------------------------------------------------
>
>                 Key: SPARK-13759
>                 URL: https://issues.apache.org/jira/browse/SPARK-13759
>             Project: Spark
>          Issue Type: Sub-task
>          Components: SQL
>            Reporter: Sameer Agarwal
>            Priority: Minor
>
> Support for adding `IsNotNull` constraints from expressions with an inequality. More specifically, if an operator has a condition on `a !== b`, we know that both `a` and `b` in the operator output can no longer be null.



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