Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/16928#discussion_r102656121
--- Diff: python/pyspark/sql/readwriter.py ---
@@ -193,8 +193,9 @@ def json(self, path, schema=None,
primitivesAsString=None, prefersDecimal=None,
* ``PERMISSIVE`` : sets other fields to ``null`` when it
meets a corrupted \
record and puts the malformed string into a new field
configured by \
- ``columnNameOfCorruptRecord``. When a schema is set by
user, it sets \
- ``null`` for extra fields.
+ ``columnNameOfCorruptRecord``. An user-defined schema can
include \
+ a string type field named ``columnNameOfCorruptRecord``
for corrupt records. \
+ When a schema is set by user, it sets ``null`` for extra
fields.
--- End diff --
what about the other 2 modes? do they also set null for extra fields?
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