ftp.icm.edu.pl/1/packages/apache/spark/docs/2.3.0/api/scala/org/apache/spark/sql/sources/v2

  HTML ContinuousReadSupport.html
  HTML DataSourceOptions.html
  HTML DataSourceV2.html
  HTML MicroBatchReadSupport.html
  HTML ReadSupport.html
  HTML ReadSupportWithSchema.html
  HTML SessionConfigSupport.html
  HTML StreamWriteSupport.html
  HTML WriteSupport.html
  HTML package.html
   DIR reader
   DIR writer