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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2019/02/21 08:07:14 UTC

[GitHub] ConeyLiu opened a new pull request #23853: [SPARK-26952][SQL] Row count statics should respect the data reported by data source

ConeyLiu opened a new pull request #23853: [SPARK-26952][SQL] Row count statics should respect the data reported by data source
URL: https://github.com/apache/spark/pull/23853
 
 
   ## What changes were proposed in this pull request?
   
   In data source v2, if the data source scan implemented `SupportsReportStatistics`. `DataSourceV2Relation` should respect the row count reported by the data source.
   
   ## How was this patch tested?
   
   New UT test.
   

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