[ 
https://issues.apache.org/jira/browse/SPARK-48249?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Hyukjin Kwon updated SPARK-48249:
---------------------------------
    Description: 
{code}
>>> spark.conf.set("spark.sql.pyspark.legacy.inferArrayTypeFromFirstElement.enabled",
>>>  True)
>>> spark.createDataFrame([[[None, 1]]])
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/.../spark/python/pyspark/sql/session.py", line 1538, in createDataFrame
    return self._create_dataframe(
           ^^^^^^^^^^^^^^^^^^^^^^^
  File "/.../spark/python/pyspark/sql/session.py", line 1582, in 
_create_dataframe
    rdd, struct = self._createFromLocal(
                  ^^^^^^^^^^^^^^^^^^^^^^
  File "/.../spark/python/pyspark/sql/session.py", line 1184, in 
_createFromLocal
    struct = self._inferSchemaFromList(data, names=schema)
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/.../spark/python/pyspark/sql/session.py", line 1060, in 
_inferSchemaFromList
    raise PySparkValueError(
pyspark.errors.exceptions.base.PySparkValueError: [CANNOT_DETERMINE_TYPE] Some 
of types cannot be determined after inferring.
{code}

  was:
{code}
>>> spark.conf.set("spark.sql.pyspark.legacy.inferArrayTypeFromFirstElement.enabled",
>>>  True)
>>> spark.createDataFrame([None, 1])
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/.../spark/python/pyspark/sql/session.py", line 1538, in createDataFrame
    return self._create_dataframe(
           ^^^^^^^^^^^^^^^^^^^^^^^
  File "/.../spark/python/pyspark/sql/session.py", line 1582, in 
_create_dataframe
    rdd, struct = self._createFromLocal(
                  ^^^^^^^^^^^^^^^^^^^^^^
  File "/.../spark/python/pyspark/sql/session.py", line 1184, in 
_createFromLocal
    struct = self._inferSchemaFromList(data, names=schema)
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/.../spark/python/pyspark/sql/session.py", line 1046, in 
_inferSchemaFromList
    schema = reduce(
             ^^^^^^^
  File "/.../spark/python/pyspark/sql/session.py", line 1049, in <genexpr>
    _infer_schema(
  File "/.../spark/python/pyspark/sql/types.py", line 2015, in _infer_schema
    raise PySparkTypeError(
pyspark.errors.exceptions.base.PySparkTypeError: [CANNOT_INFER_SCHEMA_FOR_TYPE] 
Can not infer schema for type: `NoneType`.
{code}


> Use non-null value for legacy conf of inferArrayTypeFromFirstElement
> --------------------------------------------------------------------
>
>                 Key: SPARK-48249
>                 URL: https://issues.apache.org/jira/browse/SPARK-48249
>             Project: Spark
>          Issue Type: Bug
>          Components: PySpark
>    Affects Versions: 4.0.0
>            Reporter: Hyukjin Kwon
>            Priority: Major
>
> {code}
> >>> spark.conf.set("spark.sql.pyspark.legacy.inferArrayTypeFromFirstElement.enabled",
> >>>  True)
> >>> spark.createDataFrame([[[None, 1]]])
> Traceback (most recent call last):
>   File "<stdin>", line 1, in <module>
>   File "/.../spark/python/pyspark/sql/session.py", line 1538, in 
> createDataFrame
>     return self._create_dataframe(
>            ^^^^^^^^^^^^^^^^^^^^^^^
>   File "/.../spark/python/pyspark/sql/session.py", line 1582, in 
> _create_dataframe
>     rdd, struct = self._createFromLocal(
>                   ^^^^^^^^^^^^^^^^^^^^^^
>   File "/.../spark/python/pyspark/sql/session.py", line 1184, in 
> _createFromLocal
>     struct = self._inferSchemaFromList(data, names=schema)
>              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
>   File "/.../spark/python/pyspark/sql/session.py", line 1060, in 
> _inferSchemaFromList
>     raise PySparkValueError(
> pyspark.errors.exceptions.base.PySparkValueError: [CANNOT_DETERMINE_TYPE] 
> Some of types cannot be determined after inferring.
> {code}



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