1 DataFrame轉RDD,map中獲取時,下標從0開始
例如:
solve02DF
.rdd
.map(x => (x.getInt(0), x.getInt(1), x.getDouble(2)))
.foreach(println)
1 DataFrame轉RDD,map中獲取時,下標從0開始
例如:
solve02DF
.rdd
.map(x => (x.getInt(0), x.getInt(1), x.getDouble(2)))
.foreach(println)