aggregate by mean of a column along with groupby + pyspark code example
Example: pyspark groupby sum
from pyspark.sql import functions as func
prova_df.groupBy("order_item_order_id").agg(func.sum("order_item_subtotal")).show()
from pyspark.sql import functions as func
prova_df.groupBy("order_item_order_id").agg(func.sum("order_item_subtotal")).show()