pyspark.sql.functions.array_min

pyspark.sql.functions.array_min(col)[source]

Collection function: returns the minimum value of the array.

New in version 2.4.0.

Parameters
colColumn or str

name of column or expression

Examples

>>> df = spark.createDataFrame([([2, 1, 3],), ([None, 10, -1],)], ['data'])
>>> df.select(array_min(df.data).alias('min')).collect()
[Row(min=1), Row(min=-1)]