* bump up to scala 2.11 * framework of data frame integration * test consistency between RDD and DataFrame * order preservation * test order preservation * example code and fix makefile * improve type checking * improve APIs * user docs * work around travis CI's limitation on log length * adjust test structure * integrate with Spark -1 .x * spark 2.x integration * remove spark 1.x implementation but provide instructions on how to downgrade
802 B
802 B