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https://issues.apache.org/jira/browse/SPARK-13836?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15191623#comment-15191623
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Apache Spark commented on SPARK-13836:
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User 'gatorsmile' has created a pull request for this issue:
https://github.com/apache/spark/pull/11649
> IsNotNull Constraints for the BinaryComparison inside Not
> ---------------------------------------------------------
>
> Key: SPARK-13836
> URL: https://issues.apache.org/jira/browse/SPARK-13836
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 2.0.0
> Reporter: Xiao Li
>
> So far, inside Not, we only generate IsNotNull Constraints for Equal.
> However, we also can do it for the others: LessThan, LessThanOrEqual,
> GreaterThan, GreaterThanOrEqual
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