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Posted to issues@spark.apache.org by "Xianyang Liu (JIRA)" <ji...@apache.org> on 2019/02/21 08:06:00 UTC

[jira] [Created] (SPARK-26952) Row count statics should respect the data reported by data source

Xianyang Liu created SPARK-26952:
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             Summary: Row count statics should respect the data reported by data source
                 Key: SPARK-26952
                 URL: https://issues.apache.org/jira/browse/SPARK-26952
             Project: Spark
          Issue Type: Improvement
          Components: SQL
    Affects Versions: 2.4.0
            Reporter: Xianyang Liu


In data source v2, if the data source scan implemented `SupportsReportStatistics`. `DataSourceV2Relation` should respect the row count reported by the data source.



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