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並前往https://medium.com/@vk.sajin/pyspark-basics-map-flatmap-99bf3697afa0

Pyspark Basics . Map & FLATMAP - Medium

pyspark.sql.dataframe.DataFrame. In [9]: text_rdd = text_df.rddtext_rdd.collect()#type(text_rdd). Out[9]: [Row(value='Big Data learning '),

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