org.apache.spark.sql.sources.v2.reader

Interface Statistics

@InterfaceStability.Evolving
public interface Statistics

An interface to represent statistics for a data source, which is returned by SupportsReportStatistics.estimateStatistics().

Method Summary

Modifier and Type	Method and Description
java.util.OptionalLong	numRows()
java.util.OptionalLong	sizeInBytes()

Method Detail

sizeInBytes

java.util.OptionalLong sizeInBytes()

numRows

java.util.OptionalLong numRows()