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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2019/02/21 08:09:00 UTC
[jira] [Assigned] (SPARK-26952) Row count statics should respect
the data reported by data source
[ https://issues.apache.org/jira/browse/SPARK-26952?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Apache Spark reassigned SPARK-26952:
------------------------------------
Assignee: Apache Spark
> 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
> Assignee: Apache Spark
> Priority: Major
>
> 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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