nullifzero

Returns null if col is equal to zero, or col otherwise.

For the corresponding Databricks SQL function, see nullifzero function.

Syntax

Python

from pyspark.databricks.sql import functions as dbf

dbf.nullifzero(col=<col>)

Parameters

Parameter	Type	Description
col	pyspark.sql.Column or str	The column to check.

Examples

Python

from pyspark.databricks.sql import functions as dbf
df = spark.createDataFrame([(0,), (1,)], ["a"])
df.select('*', dbf.nullifzero(df.a)).show()

Output

+---+-------------+
|  a|nullifzero(a)|
+---+-------------+
|  0|         NULL|
|  1|            1|
+---+-------------+