 naaro trance ‌ firmation mariyu wied trance ‌ firmation Madhya teedaa emti 
+  irukaina roopaantaram :  irukaina parivartanalo ,  oche vibhajanalo recordulanu ganinchadaaniki avasaramaina anni muulakaalu matri  RDD  yokka oche vibhajanalo untai .  udaa :-  enchukondi ,  filter ,  union ,
+  visthrutha parivartana :  visthrutha parivartana ,  oche vibhajanaloni recordulanu ganinchadaaniki avasaramaina anni muulakaalu matri  RDD  yokka anek vibhajanalalo vumdavacchu .  vibhajana matri  RDD  yokka anek vibhajanalalo vumdavacchu .  nett ‌ varey shaful ‌ nu kaligi umtumdi mariyu dasala Madhya vibhajinchabadindhi .  udaa :-  groupe ‌ by ,  repartition ,  sarts 