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1ambda/df-select-result.py

Created December 20, 2021 11:24
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df-select-result.py
# dfSelected.count() 의 결과
2240
# dfSelected.printSchema()
root
|-- id: integer (nullable = true)
|-- year_birth: integer (nullable = true)
|-- education: string (nullable = true)
|-- count_kid: integer (nullable = true)
|-- count_teen: integer (nullable = true)
|-- date_customer: string (nullable = true)
|-- days_last_login: integer (nullable = true)
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