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Posted to issues@spark.apache.org by "Gengliang Wang (JIRA)" <ji...@apache.org> on 2019/05/09 21:50:00 UTC

[jira] [Created] (SPARK-27668) File source V2: support reporting statistics

Gengliang Wang created SPARK-27668:
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             Summary: File source V2: support reporting statistics
                 Key: SPARK-27668
                 URL: https://issues.apache.org/jira/browse/SPARK-27668
             Project: Spark
          Issue Type: Sub-task
          Components: SQL
    Affects Versions: 3.0.0
         Environment: In File source V1, the statistics of `HadoopFsRelation` is `compressionFactor * sizeInBytesOfAllFiles`.
To follow it, we can implement the interface SupportsReportStatistics in FileScan and report the same statistics.

            Reporter: Gengliang Wang






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