wonook commented on a change in pull request #28: [NEMO-12] Frontend support for Scala Spark URL: https://github.com/apache/incubator-nemo/pull/28#discussion_r193641579
########## File path: compiler/frontend/spark/src/main/java/edu/snu/nemo/compiler/frontend/spark/sql/Dataset.java ########## @@ -73,6 +74,24 @@ private Dataset(final SparkSession sparkSession, final LogicalPlan logicalPlan, return JavaRDD.of((SparkSession) super.sparkSession(), this); } + /** + * @return a Spark RDD from this dataset. + */ + public org.apache.spark.rdd.RDD<T> sparkRDD() { Review comment: [This](https://stackoverflow.com/questions/4595512/java-calling-a-super-method-which-calls-an-overridden-method) is the link to what I was worried about when I first saw this part of the code. Please double-check if this wouldn't affect or confuse users. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services