[
https://issues.apache.org/jira/browse/SPARK-14562?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Apache Spark reassigned SPARK-14562:
------------------------------------
Assignee: Davies Liu (was: Apache Spark)
> Improve constraints propagation in Union
> ----------------------------------------
>
> Key: SPARK-14562
> URL: https://issues.apache.org/jira/browse/SPARK-14562
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Reporter: Davies Liu
> Assignee: Davies Liu
>
> Currently, Union only takes intersect of the constraints from it's children,
> all others are dropped, we should try to merge them together.
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
