* [HUDI-472] Introduce the configuration and new modes of record sorting for bulk_insert(#1149). Three sorting modes are implemented: global sort ("global_sort"), local sort inside each RDD partition ("partition_sort") and no sort ("none")
* [HUDI-472] Introduce the configuration and new modes of record sorting for bulk_insert(#1149). Three sorting modes are implemented: global sort ("global_sort"), local sort inside each RDD partition ("partition_sort") and no sort ("none")