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you cannot use dataframes in RDD code (you use dataframes in days.foreach), th dataframes are null here as it only lives on the driver, but not on the executors
1
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solved NullPointerException on DataFrame where
[ad_1]
you cannot use dataframes in RDD code (you use dataframes in days.foreach), th dataframes are null here as it only lives on the driver, but not on the executors
1
[ad_2]
solved NullPointerException on DataFrame where