sparklyrfun Feature Repartition sdf_repartition sdf_partitions_size Feature vector ft_word2Vec ft_TFIDF Read file spark_read_orc spark_read_text Poivot sdf_pivot Schema sdf_showDF sdf_schema_tree(printSchema) Scalar ft_normalizer ft_standardscaler ft_minmaxscaler Improve ml ml_random_forest ml_logistic_regression TODO