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

Interface Summary

Interface	Description
DataReader<T>	A data reader returned by DataReaderFactory.createDataReader() and is responsible for outputting data for a RDD partition.
DataReaderFactory<T>	A reader factory returned by DataSourceReader.createDataReaderFactories() and is responsible for creating the actual data reader.
DataSourceReader	A data source reader that is returned by ReadSupport.createReader(DataSourceOptions) or ReadSupportWithSchema.createReader(StructType, DataSourceOptions).
Statistics	An interface to represent statistics for a data source, which is returned by SupportsReportStatistics.getStatistics().
SupportsPushDownCatalystFilters	A mix-in interface for DataSourceReader.
SupportsPushDownFilters	A mix-in interface for DataSourceReader.
SupportsPushDownRequiredColumns	A mix-in interface for DataSourceReader.
SupportsReportPartitioning	A mix in interface for DataSourceReader.
SupportsReportStatistics	A mix in interface for DataSourceReader.
SupportsScanColumnarBatch	A mix-in interface for DataSourceReader.
SupportsScanUnsafeRow	A mix-in interface for DataSourceReader.