目录

from pyspark.sql import SparkSession  spark = SparkSession.builder.appName('TestAPP').enableHiveSupport().getOrCreate()  df = spark.createDataFrame([('数学','张三',88), ('语文','张三',92), ('英语','张三',77),                             ('数学','王五',65), ('语文','王五',87), ('英语','王五',90),                             ('数学','李雷',67), ('语文','李雷',33), ('英语','李雷',24),                             ('数学','宫九',77), ('语文','宫九',87), ('英语','宫九',90)                            ], ['科目','姓名','分数']).orderBy('科目')  df.show()