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並前往https://books.google.com.tw/books?id=suREEAAAQBAJ&pg=PA13&lpg=PA13&dq=databricks+flatmap&source=bl&ots=--fygp0r7g&sig=ACfU3U0LzT7odkdsRX5ywlUgMdh2wP9teQ&hl=zh-TW&sa=X&ved=2ahUKEwjXld797_j1AhUlSfEDHT16AoUQ6AF6BQiCAhAD

Essential PySpark for Scalable Data Analytics: A beginner's ...

textFile("/databricks-datasets/README.md") words = lines.flatMap(lambda s: s.split(" ")) word_tuples = words.map(lambda s: (s, 1)) word_count = word_tuples.

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