pyspark.sql.functions.map_values¶
-
pyspark.sql.functions.
map_values
(col: ColumnOrName) → pyspark.sql.column.Column[source]¶ Collection function: Returns an unordered array containing the values of the map.
New in version 2.3.0.
Changed in version 3.4.0: Supports Spark Connect.
- Parameters
- col
Column
or str name of column or expression
- col
- Returns
Column
values of the map as an array.
Examples
>>> from pyspark.sql.functions import map_values >>> df = spark.sql("SELECT map(1, 'a', 2, 'b') as data") >>> df.select(map_values("data").alias("values")).show() +------+ |values| +------+ |[a, b]| +------+