array=Array(“Hadoop is good”,”Spark is fast”,”Spark is better”)lines=sc.papallelize(array)words=lines.flatMap(line=>line.split(“ ”))上述语句执行以后,words中的元素是
选项:
A:“Hadoop is good”,”Spark is fast”,”Spark is better”;
B:”Hadoop”,”is”,”good”,”Spark”,”is”,”fast”,”Spark”,”is”,”better”;
C:”Hadoop”,”Spark”,”fast”;
D:”Spark”,”is”,”fast”
发布时间:2024-06-20 13:23:19