pyspark.sql.functions.inline_outer#

pyspark.sql.functions.inline_outer(col)[source]#

Explodes an array of structs into a table. Unlike inline, if the array is null or empty then null is produced for each nested column.

New in version 3.4.0.

Parameters

colColumn or str: input column of values to explode.

Returns

Column: generator expression with the inline exploded result.

See also

pyspark.sql.functions.explode_outer()
pyspark.sql.functions.inline()

Notes

Supports Spark Connect.

Examples

>>> from pyspark.sql import Row
>>> df = spark.createDataFrame([
...     Row(id=1, structlist=[Row(a=1, b=2), Row(a=3, b=4)]),
...     Row(id=2, structlist=[])
... ])
>>> df.select('id', inline_outer(df.structlist)).show()
+---+----+----+
| id|   a|   b|
+---+----+----+
|  1|   1|   2|
|  1|   3|   4|
|  2|NULL|NULL|
+---+----+----+