#scala #apache-spark #apache-spark-sql
#scala #mongodb #apache-spark #apache-spark-sql #spark-shell
#scala #dataframe #apache-spark #apache-spark-sql
#scala #apache-spark #iqr #outliers
#json #scala #jackson
#scala #apache-spark #rdd #flatmap
#scala
#protocol-buffers #scala #apache-kafka #apache-flink #confluent-schema-registry