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product

Returns the product of the values in a group.

Syntax

from pyspark.sql import functions as sf

sf.product(col)

Parameters

Parameter Type Description
col pyspark.sql.Column or column name Column containing values to be multiplied together

Returns

pyspark.sql.Column: the column for computed results.

Examples

from pyspark.sql import functions as sf
df = spark.sql("SELECT id % 3 AS mod3, id AS value FROM RANGE(10)")
df.groupBy('mod3').agg(sf.product('value')).orderBy('mod3').show()
+----+--------------+
|mod3|product(value)|
+----+--------------+
|   0|           0.0|
|   1|          28.0|
|   2|          80.0|
+----+--------------+