Який варіант дозволяє створити новий стовпець на основі умови (аналог SQL CASE W...

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df.withColumn('status', when(col('age') < 18, 'minor').otherwise('adult'))

df.withColumn('status', if(col('age') < 18, 'minor', 'adult'))

df.selectExpr("CASE WHEN age < 18 THEN 'minor' ELSE 'adult' END as status")

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