Aggregation auf dem gesamten Datenrahmen ohne Gruppe
# Aggregate on the entire DataFrame without group
df.agg({"age": "max"}).collect()
# [Row(max(age)=5)]
from pyspark.sql import functions as F
df.agg(F.min(df.age)).collect()
# [Row(min(age)=2)]
Ethercourt.ml