desc (kolumn)

Sortera kolumnen i fallande ordning.

Syntax

desc()

Retur

Kolumn

Exempel

from pyspark.sql import Row
df = spark.createDataFrame([('Tom', 80), ('Alice', None)], ["name", "height"])
df.select(df.name).orderBy(df.name.desc()).collect()

# [Row(name='Tom'), Row(name='Alice')]