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Posted to issues@spark.apache.org by "Liang-Chi Hsieh (JIRA)" <ji...@apache.org> on 2016/10/19 04:10:59 UTC

[jira] [Created] (SPARK-18002) Prune unnecessary IsNotNull predicates from Filter

Liang-Chi Hsieh created SPARK-18002:
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             Summary: Prune unnecessary IsNotNull predicates from Filter
                 Key: SPARK-18002
                 URL: https://issues.apache.org/jira/browse/SPARK-18002
             Project: Spark
          Issue Type: Improvement
          Components: SQL
            Reporter: Liang-Chi Hsieh


In PruneFilters rule, we can prune unnecessary IsNotNull predicates if the predicate in IsNotNull is not nullable.



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