Note
Access to this page requires authorization. You can try signing in or changing directories.
Access to this page requires authorization. You can try changing directories.
Alias for var_samp
Syntax
from pyspark.sql import functions as sf
sf.variance(col)
Parameters
| Parameter | Type | Description |
|---|---|---|
col |
pyspark.sql.Column or column name |
Target column to compute on. |
Returns
pyspark.sql.Column: variance of given column.
Examples
from pyspark.sql import functions as sf
df = spark.range(6)
df.select(sf.variance(df.id)).show()
+------------+
|variance(id)|
+------------+
| 3.5|
+------------+